New water pump engine still hot But when I shut the blower motor off I can feel heat out of the vent. checked radiator flow by Aug 8, 2025 · Save hundreds on labor costs! Learn how to replace the engine water pump yourself with our simple 10-step guide. In many cases, the water pump failure is actually a result of a bad impeller. Jun 16, 2022 · A few weeks ago the temperature gauge indicated overheat condition. Replaced thermostat, water pump, and radiator but it’s still getting hot. The impeller is a series of rubber vanes that are molded around a hub. The pump can fail due to normal wear, or if the belt driving it slips or breaks. Dec 28, 2022 · The water pump went out 3 months ago on my 2014 Ram Hemi at about 135,000. If your water pump is failing, your car may overheat, leading to costly repairs. brand new water pump, thermostat, hoses and no leaks. A week ago i replaced the water pump, new radiator cap, upper and lower hoses, coolant refresh. Pump overheating is one of the most common causes of pump failure. 4 is still over heating after replacing pump and thermostat. Why will a water pump impeller not function properly? Over time, the hard rubber blades will begin to curl. (So flush your motor well after a salt water run with fresh water) If the motor is used but new to you, any of the situations could apply. 0 228k miles I found a coolant lake beneath the truck from the y-pipe and figured probably a good time to replace the pump and Quick Navigation After visiting the mechanic and replacing the thermostat, the car starts to overheat again. I also have 3 mates over here that run 700HP+ cars and they all have electric water pumps and don't have issues. I then changed the Rad. Nov 10, 2021 · The car was running hot, so I replaced the water pump and installed a 180 degree thermostat. When the water pump begins to fail, it can cause a range of issues that, if left unaddressed, may lead to severe engine damage. What else could be the issue? Feb 11, 2013 · Hey guys, new to the site, and new to the 300. Water flows through the motor’s cooling system using a water pump and circulates throughout the powerhead before exiting through the exhaust system. Contact Pump Manufaturer: If you’ve tried all of these things and your pump is still overheating, it’s time to contact your pump manufacturer. Aug 14, 2016 · I replaced my water pump and thermostat because the front seal on the pump is leaking. Yet, following a water pump replacement, you might face a perplexing problem: a sudden drop in coolant level. For automotive repair shop owners, recognizing the signs and causes of failure is critical for effective diagnosis and repair. I've got a '98 New Beetle, and I just got brave enough to replace the timing belt and did the water pump at the same time. I figure due to location Dec 7, 2016 · A water pump replacement is not the hardest procedure to do on your own, but if the head gasket is blown or the engine block or head have warped or cracked, then the vehicle will likely need a new engine or major repiars as those jobs are beyond the scope of this particular walkthrough. Jul 1, 2006 · After replacing the impeller / water pump, both thermostats, the poppet and spring, and cleaning the cooling water strainer, I thought things looked good while running the engine at the dock. I'd look at the water pump, though Feb 11, 2025 · A failing water pump can lead to severe engine damage if left unchecked. I noticed a coolant leak in my driveway and checked my reservoir and sure enough, just below fill line, so i Mar 7, 2018 · For my N55, the water pump stays at 151 RPM when idle, and heater on highest temp, lowest speed. Recognizing the common signs and symptoms of a bad water pump is important for early detection and necessary repairs. Jul 7, 2025 · Discover the full meaning of "does. These flexible vane tips wear out for several reasons, none of which can be prevented. When the water pump starts to fail, it can lead to overheating, engine damage, and expensive repairs if not addressed quickly. And it will not stop overheating. the radiator appears good and flows fine with a garden hose flowing in one end. I have tried burping the system multiple times so I'm pretty Aug 25, 2025 · Wondering why Car Overheating After New Water Pump happens? Learn hidden causes and solutions to restore proper cooling. 7l v8. It circulates coolant throughout the engine, preventing it from overheating. In this We would like to show you a description here but the site won’t allow us. So, why is your car overheating after a new water pump installing? The most common causes include incorrect installation of the water pump and malfunctioning thermostat. I drove the Jeep home from the shop I was at it almost got to operating temp but not quite. This will result in engine overheating, even with full coolant in the system. Jun 1, 2009 · Hello, this is my first post here. Next, feel both heater core hoses under the hood, both should be hot. It is still overheating. The water pump impeller is responsible for drawing water into the cooling system and circulating it through the engine. And it still shows as running hot on the cluster Feb 22, 2017 · 3 Check the water pump - is it moving the coolant - sometimes the impeller becomes dislodged from the shaft and the driving pulley and shaft work fine but don't rotate the impeller to move the coolant. Nov 6, 2012 · I just replaced the water pump and thermostat in my 96 cherokee yet it keeps overheating. Any idea what is causing this? Nov 11, 2023 · Why is the coolant not circulating? A common cause that your coolant is not circulating is the problem with the water pump, which is vital for pushing coolant through the radiator and block. Signs of a failing water pump include coolant leaks, unusual noises, and rising engine temperature. If that is the case, allow the engine to cool. The water pump circulates coolant through the engine and heater core; if it fails, coolant flow may be reduced or stop entirely. Engine was previously running at about 185 to 190 degrees, replaced water pump, using 50/50 water/antifreeze mix and engine began to Feb 12, 2023 · Shop #1: Radiator hose replacement, new thermostat/gasket, coolant – still overheating Also did Oil and K&N filter (drop-in) cleaning Hydrocarbon test came back "kind of" positive (was the liquid test) Shop #2: Replace water pump, new thermostat/gasket, coolant – still overheating Hydrocarbon test came back negative (was the liquid test) Shop #3: Found a small amount of hydrocarbon in the Complete with pressure fuel tank. the car ran well for a couple of weeks and then all of a sudden started running hot again. Jul 6, 2021 · I’ve been leaking coolant and my water pump is covered in it, does that mean I’d need a new one or would it be a fitting on it? I’m sure the orange fitting isn’t supposed to look like that. Feb 1, 2010 · So ~4 hours later in 10* weather, I had a new water pump in there for him, but once we started it up and let it warm up to finish topping off the coolant, we realized it wasn't blowing warm airat all. Also, had the heat on but only cold air was blowing out. My girlfriend took the jeep the next day and it overheated on her way to work. Here are the best ways to deal with this. Among these crucial systems is the water pump, a component that holds a pivotal role in maintaining proper engine function and temperature control. And it will also randomly run all the way up to 221 until the May 26, 2024 · Car Still Overheating After Replacing Thermostat And Water Pump After replacing the thermostat and water pump, a car still overheating can be due to various engine-related causes. Luckily, a bad water pump will usually exhibit symptoms ahead of time before any Dec 10, 2022 · From there, the water pump will not be able to draw hot coolant from the engine and send cold coolant from the radiator. (Was the old impeller intact?) Try Jan 31, 2020 · Hey all, having an odd overheating issue after replacing the radiator, a little backstory: Recently replaced thermostat and fan clutch due to overheating maybe a year ago. Maintenance and Replacement: Given the vital role it Jul 10, 2012 · Re: New Water Pump - Still not pumping water Well it sounds like you've checked most of the simple things. i just replaced water pump and radiater with a 190 temp thermostat. (blows room temp) both heater hoses are hot and hard to the touch. I also started to see coolant leaking around the water pump, which was a big problem for me. Jan 22, 2023 · 2012 Jeep Grand Cherokee. Put in new Toyota Oct 25, 2017 · I have put on a new water pump, thermostat, and a new fan and my car is still overheating. If the water pump isn’t working the way it should be Jul 23, 2020 · so after a 3 hour drive through the desert 100+ degrees outside. Now I get no heat out of the vents and the engine overheats. there is no water bubles in the rad, yet after idleing for 10 minutes i take it on the the road it shoots up to 200 within a minute! im still close to home so to bring it back safely to not But other times it overheats after ~30mins, and won't cool down until I let the car sit for a while. Your water pump (which should probably be called your coolant pump) works to move coolant throughout the engine and the radiator to dissipate the extreme heat your vehicle generates when running. If a pump runs without water, it won't have the proper cooling effect, causing components to overheat quickly. I took the pump off today and see nothing visual wrong with it. Jun 24, 2025 · A new thermostat is just one part of your car’s cooling system. So I reved the engine up to 1500 rpms and kept it there to try and get the t-stat to open. Additionally, if the outboard motor sits unused, the impeller can become Apr 1, 2023 · Tuff Stuff answers frequent questions about installing a new water pump. Aug 24, 2013 · Jeep Cherokee 4. The impeller is the first line of defense against overheating, as it continuously pumps water to keep the engine cool, safeguarding its performance and longevity. You can steer clear of future engine difficulties by identifying and learning how to tackle these factors. Changed water pump, sensor, clutch on water pump, looked at lines to see if they Mechanic's Assistant chat Customer: I have a Chevy 2500 with a 6. A water pump that is not working properly can lead to Aug 23, 2008 · Right after we put in the new engine and new water pump it immediately ran hot. Does engine replacement typically include a new water pump? Also, can I Oct 28, 2025 · Maintaining your car involves consistent checks on all its systems and addressing issues promptly. Apr 20, 2006 · got this JDM motor and it starts to run hot. This piece will explore the top six reasons contributing to this phenomenon after a water pump change. This all seemed to go away a few days later. Stay informed and avoid roadside breakdowns. Sit still as we guide you through the nuances of coolant levels, air bubbles Dec 19, 2008 · I changed my water pump and now my truck is overheating. 3 liter Vortec with 130K miles. Dec 11, 2022 · I have a 2004 Trailblazer EXT LS 5. If the new water pump is leaking, it is a coolant leak. water pump is spinning when the engine is running. Now the engine temp will climb up to 230-240 at low rpm's, but if I rev the engine up to around 3000 rpm's the temp will drop back down to 210. This week the squeaking Dec 17, 2024 · The most common signs of a bad water pump are coolant leaking underneath the water pump, growling and metallic noise coming from the water pump, engine overheating, seized water pump, and burning rubber smell coming from the engine bay. Apr 4, 2023 · But what are the causes and solutions for coolant leaking after installing a new water pump in your engine? Apart from improper installation, this problem may occur due to faulty gaskets and inappropriate seals. They replaced it (at an absurd price), did a coolant flush, replaced the belt as well as the radiator cap and told me I needed to replace the thermostat (or give them 500 bucks to do it). Jan 4, 2023 · Earlier this summer, the dealer changed thermostat, flushed the coolant, did a water pump repair, checked the timing chains. Cool. i inspected it off the car Oct 2, 2020 · A similar thing happened to my daughters 2004 Legacy when it had a partially blocked radiator, it would push hot fluid out of the engine into the overflow bottle but other sections were still cool. If thermostat, clutch fan and water pump are operating normally you should not have a problem like this. cap and thermostat in hopes they were the culprit but I am still running hot. 145,000 miles. Still overheats. Do you have oil in your cooling system or bubbles coming out consistently from coolant reservoir when idling? If you so you may have a blown head gasket. Now, it runs hot regardless of the load. Fret not! Things become more accessible if you know how. Aug 16, 2024 · The water pump is a critical component of your vehicle’s cooling system, responsible for circulating coolant through the engine to prevent overheating. We shut it down and let it cool to check radiator levels, radiator was full. Today it seems even worse. Overheating in outboard motors can be caused by any of various parts of the water cooling system. I bought it new in 1986 and it just turned 63k miles. Hot AC running. Jun 10, 2024 · 10. When a water pump fails, it can cause overheating, engine damage, and expensive repairs. The job of the water pump is to cool down the engine with coolant, which in turn assists in making sure the engine does not Dec 2, 2023 · I have a 2017 jeep wrangler unlimited, we replaced the thermostat about a month or 2 ago, now it's overheating again while driving up hills or longer periods of time. 2. I replaced it with a MOPAR pump, thermostat and coolant. A failed head gasket due to overheating, for example, can cost you well over $1,000 to repair at a shop, and even fixing it yourself will cost several hundred dollars in parts. Water pumps can fail, and when they do they put your engine at risk of a severe issue or a complete failure if it’s left unattended. Mechanic's Assistant: Sometimes, issues that seem complicated can actually be simple to resolve. Sep 24, 2022 · A common reason why your Yamaha Outboard will overheat is the water pump impeller not functioning properly. Jul 17, 2017 · I flushed the system, replaced the water pump, replaced the thermostat with a stock 195 deg, replaced all the Coolant Hoses, Bought a new Stock Radiator and installed it, Installed a shiny new overflow tank, and put a 18 psi radiator cap on. Nov 13, 2024 · I have a 2012 Jeep Grand Cherokee Lardeo with a 5. All of a sudden my temperature gauge is acting erratic, so i changed the thermostat. Aug 15, 2024 · Yes, a failing water pump can affect your car’s heater. With the engine running, remove the coolant reservoir cap, is coolant flowing? Oct 26, 2013 · I had to put the electric water pump on as with the new radiator in place the mechanical water pump wouldn't fit. Aug 24, 2023 · Learn about the common causes of water pump failure and how to prevent costly engine damage. The waterpump went on it the other night. Now I have no heat when I turn the blower motor on. Any ideas :smile2: Click to expand May 4, 2014 · Hey just replaced the water pump, thermostat and she is still over heating when you poor antifreeze in, it sits there and then starts bubbling over. After a couple of times using it the Head heater came on with every start and stayed on for 15 min. May 20, 2025 · A car’s coolant system uses a water pump to push coolant around the working engine. And I even went to the extreme to test the thermostat before installing it by putting them in hot water One opened at 190° Ther other 180°. the water pump side gets a little warm i think but the radiator for the most part stays cool. 0L Overheating, new water pump and thermostat Jump to Latest 11K views 6 replies 4 participants last post by TheFryer Aug 26, 2013 D Sep 10, 2024 · all coolant was drained before installing any parts, filled after. Im stumped please help! Mar 24, 2022 · Think you may have a bad water pump? Watch this video for expert diagnostic tips, and to learn about symptoms, causes, and how to fix them. Start the engine, turn the heat on high, fan speed on low, and allow the engine to reach operating temperature. These include a bad water pump, faulty radiator, failing head gasket, damaged Read moreWhy Is My Car Overheating With A New Mar 13, 2006 · I put a new not rebuilt waterpump on and I started running 25-40 degrees hotter than my normal. A faulty thermostat may also prevent coolant from re-entering the engine as needed. Added coolant into radiator while engine off and watched coolant come out of bleed screw at top of new t-stat. 3. Mar 27, 2025 · A bad water pump can cause a car to overheat because the main purpose of the water pump is to circulate the coolant through the engine and regulate the temperature to avoid engine overheating. I bought a Gates water pump with a new thermostat already attached. I refilled the system with dex cool mix. The coolant is at 210, and the oil is nearly at 250. Ordered a new sensor and went to replace it last Mar 16, 2018 · Water is critical for a boat's outboard motor to function properly. We would like to show you a description here but the site won’t allow us. If it's still hot after two hours, it was likely overheating when you shut it down. Top of the rad is hot, but the bottom end of the rad and lower rad hose is luke warm if that. Explore common problems and solutions to keep your motor running smoothly. This can be incredibly frustrating as you might need to revisit the mechanic. Mar 14, 2023 · This article covers why your car engine may still be hot after two hours and how to check the cooling system and fix the issue. Turns out it was bad, they put in a new one along with a new thermostat. Q: I installed a new water pump in my car but it’s still running hot. The original thermostat had a 120 heat index but this new one has a 180 heat index idk what else to do I have to ride with the defrost on to keep the fan running Jun 4, 2018 · 1 My guess would be the water pump is broken. Vigilant regular maintenance on Learn how to troubleshoot water pump issues in Yamaha outboard motors. 8T please! Background: I’ve recently replaced the water pump and timing belt after the original water pump failed and my car overheated. Engines only recently been started up after working on new gaskets from the head up. Sep 1, 2023 · Preventing Overheating: Overheating is the nemesis of boat engines. And, yes, have seen and experienced this on both customer and personal vehicles. It takes a while for it to get hot maybe 10 minutes, but if im on the highway no problems whatsoever. Buddy of mine convinced me to take it to his brother at Firestone. I replaced my radiator, hoses, and thermostat over the weekend. I suspect in this case, one will, and one won't be nearly as hot. I replaced the water pump, sensor, and clutch on the water pump, and I checked the lines for any blockages. - Hey Guys, I?ve looked through all the discussions but have not found anything related to my issue. I am kinda leaning Jan 20, 2014 · About 8 months ago my water pump started leaking so i hit and the thermostat replaced. I replaced with a new waterpump and thermostat. 2. A damaged or worn impeller can result in a reduced water flow or even a complete lack of flow through the telltale. If the cooling system fails, the engine’s temperature can soar to dangerous levels, causing severe damage. Learn to recognize the symptoms of a bad pump, from overheating engines to unusual noises, and discover essential diagnostic tips to ensure your car's heating system operates efficiently. Any ideas? Share Add a Comment Sort by: Best Open comment sort options Ledge1972 • Mar 6, 2025 · The first thing I noticed was the engine overheating. of coolant while removing the pump. Previously, it ran normally, and the oil temperature never exceeded 200 unless under a heavy load. I did check the thermostat to make sure it was opening. Some thermostats come with a vent hole already, just make sure to position it at the top when installing it. It would also explain why the engine is overheating even after you replaced the thermostat; the water pump isn't pushing/pulling enough hot/cold coolant out of/into the engine Jan 28, 2023 · It works with the water pump to get hot coolant, cool it, and then send the cooler liquid back to the engine. Jul 7, 2025 · Water pumps are vital components of automotive cooling systems, maintaining the engine’s optimal temperature. It has been bled about 4-5 times of air since then. A couple of possibilities that come to mind are 1: The key for the impeller fell out or became displaced during install. I'm guessing it Explore Coolant Leak at Water Pump: common signs, causes, and repair tips to prevent engine overheating and ensure your vehicle runs smoothly. Your Water Pump is Breaking Down If your new thermostat checks out okay you’re going to want to have a closer look at your water pump system. So I decided to replace my leaking water pump myself. Last summer I replaced the thermostat, and then the water pump. They will be able to diagnose the problem and get your pump back up and running properly. 2012 F150 XLT 5. I as many of you here have had an overheating issue with my Ram 1500 4. What is the impeller? The impellers pump cold water into the engine, so it cools down. Jun 23, 2023 · The car still overheating after replacing thermostat and water pump may take you on a short fuse. Feb 18, 2021 · I have replaced - fan, thermostat, water pump, radiator, hoses, temperature sensor, head gaskets and even heads. Dec 11, 2023 · The water pump is a major part of your car’s cooling system. 3: there is a blockage in the powerhead. Took it to the transmission shop to check the transmission and transfer case - all good and clean. It was still occasionally overheating, but nothing too bad. Even a brand new pump can get too hot and suddenly stop working and have to be replaced. I was only able to put about halg gal into the radiator and the other half gal I put into the overflow tank. 7 Hemi, about 3 weeks ago I had a new water pump and thermostat installed due to over heating. Oct 21, 2024 · 2005 GMC Sierra 5. Nov 24, 2016 · The water pump is a GMB, which I understood to be a pretty reliable company. Located in Hot Springs, Arkansas. Apr 4, 2022 · Yes, most likely there's still air trapped in the cooling system. Engines that have been modified for more horsepower generally run hotter than stock engines. A bad water pump pushing water up to the powerhead may be causing the engine to overheat. Come to find out on the one we had the blades on the inside turned one way and the one we needed they turned the other. 0 89 4 dr camry. Try this. I cannot find where it’s coming from though 8/14 update - replaced the water pump, thermostat, and fan clutch all oem parts. Usually driven by the timing belt, the water pump has a direct line into the inner chamber of your engine. The way it shoots out my mechanic thinks its warped head. 10 HP. Jan 24, 2023 · Car overheating after installing a new water pump is a regular problem for car owners. The vehicle is getting hot air inside the cabin because the water pump is circulating hot coolant through the heater hoses, into the heater valve, and the heater itself. Customer: I have a 25 hp 1999 engine, and after installing a new impeller, there is still no water circulating. So why would a brand new water pump make noise like this which after a few hours of operation goes away on it's own? Water pumps are essential to your Ford vehicle’s cooling system because they circulate coolant through the engine to prevent overheating. The radiator is discharging fluid, and the shop says it's a fan sensor issue, indicating that the fans need to be replaced. I have Jul 11, 2023 · Your vehicle's water pump plays a crucial role in maintaining the optimal temperature of your engine by circulating coolant. The radiator may transfer heat out, but the pump is the reason the coolant stays flowing through the whole system. Just for maintenance I replaced the water pump, ($200 from Napa) and t-stat. Great, not so much the tech did not put the clamp on the top rad hose properly and it blew off the top rad/hose connection spraying coolant everywhere under the hood. The Customer: After I replaced the water pump and thermostats, my truck has been operating at a higher temperature than normal. Mar 8, 2023 · Radiator, thermostat, and water pump have all been replaced, overheating still happening Ask Question Asked 2 years, 8 months ago Modified 2 years, 8 months ago Jul 31, 2012 · Hi. Jan 2, 2003 · Cooling, Heating, Ventilation & A/C - still no heat after,thermostat,heatercore and waterpump replaced what gives? - the only thing that is left to replace would be the radiator?my truck is a 1994 f150 and it is not overheating!i get lukewarm heat only on the highway,everywhere else it is cold air!!this new england Jun 15, 2012 · Make: Chevy Model: Impala Year: 1964 Engine: 327 Tran: 350 Auto Owned car for 8+ years, engine was rebuilt by previous owner, just replaced bad water pump. Jun 26, 2006 · I have replaced the engine (GMPP 350 long block) and every part of the cooling system (3 row radiator, HD fan clutch, fan shroud, new water pump, heater core, etc. Had a pretty bad coolant Tags 335xi, n55, overheating, thermostat, water pump « Previous Thread Next Thread » Jul 14, 2010 · If your engine is primarily used around salt water or sandy environments then chances are that statements 1, 2, or 3 are a high possibility. Sep 1, 2023 · Going to replace the radiator in a 2015 optima. I have not cleaned it and tested it. So it overheated and replaced the water pump because the belt pulley blew the bearings. So, when the water pump goes kaput, it can disrupt the coolant flow and lead to overheating. Car Water Pump The vehicle's water pump (also called a coolant pump) is a centrifugal pump that pumps the engine's coolant through the engine's radiator where the coolant cools off before being pumped through the engine again. I have read lots of issues and was wondering from those of you that have had this problem, what fixed it for you? Myself, I have replaced the waterpump, thermostat, fan clutch and Jul 14, 2025 · Your car engine could stay warm for hours after turning it off, especially in hot weather. Water is dirty and rusty from the block sitting. This would explain why you aren't getting any heat; the water pump isn't pushing hot coolant to the heater core. Fixing the real problem keeps your engine safe and saves you money in the long run. I was running the heater when it happened. what about it guys 4 cyl. Yes, it is still Jun 15, 2016 · The water pump is a part of your vehicle with an important role in the engine's cooling system. Nov 9, 2024 · A malfunctioning water pump could be to blame. I'm considering replacing the water pump while I have the coolant drained out. This can lead to insufficient heat being transferred to the heater core, resulting in cool or lukewarm air blowing from the heater. What else can be causing this? Overheating After Replacing Radiator, Pump, Thermostat? Burp Coolant to Remove Air Pockets! Feb 23, 2009 · This started last week and I replaced the water pump, thermostat, thermostat housing, fan clutch and flushed the system this past weekend. Jun 17, 2022 · I was losing coolant, so I brought it in to a dealer for a repair I thought the water pump was possibly bad. This article explores how a faulty water pump disrupts coolant flow, leading to heating issues in your vehicle. Also, a clogged radiator or a leaking head gasket can cause this. Afterward it was running slightly hot, but only about 212-215 so nothing terribly alarming. ) except the fan blades themselves, and it is still running noticeably hotter at speed than at idle. Via an impellor blade, which rotates according to engine speed, it pumps the coolant around the engine. If the water pump isn’t doing its job, the coolant isn’t flowing properly and the engine gets very hot. So I took the fan and belts off to get a better look and Nov 27, 2009 · New stat shouldn't hurt as long as you don't have an engine computer that's going to fight the thermostat trying to keep the temperature in a defined range. Have a new water pump for it. In this guide, we’ll walk you through how to identify a bad water pump, fix it, and estimate the repair costs for different car Jan 3, 2014 · The Old Conventional Green IAT anti-freezes still are the best protecting anti-freeze, as long as you use distilled water to mix with it and change it every 2 years/30k miles, which no one ever did, that is why we have 2 dozen special new long life anti-freezes. To inspect the water pump, remove the lower unit on your outboard to access the pump. This critical component is responsible for circulating coolant throughout the engine to prevent overheating. If so, it may be your clutch fan and not the actual cooling system. After 2 days of some of the most back breaking and frustrating work I've ever had to do on a car, in Jan 17, 2025 · Water Pump Problems? Here’s What to Look Out For The water pump is a vital part of your engine’s cooling system, keeping the engine temperature in check by circulating coolant through the engine and radiator. Prior to this job I drained all coolant. Apr 7, 2011 · I replaced my water pump in November, along with hoses and t-stat after it started leaking and making a loud squeak. But how can you identify the telltale signs of a water pump in trouble? Stay vigilant for these indicators, as spotting problems early can prevent We would like to show you a description here but the site won’t allow us. I drove for a few days and still smelled coolant, had a small amount of leaking and a squeaking noise. The fact is that various parts of the car engine can cause it to overheat. Also drained and replaced coolant. Engine rotates with pull starter. This article outlines the most common symptoms and Is your car still overheating even after replacing the thermostat and water pump? Frustrating, isn't it? Fear not! In this video, we dive into other common culprits behind engine overheating and Check the Water Pump If both the intake and output are clear, the next thing to check is the water pump, which sits at the top of the outboard’s lower unit. The water pump is responsible for circulating coolant through the engine; if it fails, coolant flow is disrupted, leading to inadequate cooling and overheating. May 24, 2025 · Water pumps need water as much as engines need oil. Open the hood and there’s dried pink coolant everywhere. When the water pump goes bad, there can be a disruption of the coolant flow rate which will most definitely lead to engine overheating. I had the water pump replaced at a shop, and it's still overheating. - no codes ever. Drilling a hole into the thermostat's flange like shown below and positioning the hole at the top when installing it will help get rid of the trapped air more quickly. The gauge is even late telling me it's getting too hot but I can smell it and feel strain on engine before it even spikes. I went and got another new one, and will install tomorrow. 2: the metal tube that goes into the pump housing became displaced at the powerhead end. It will stay at the normal operating temperature for about 10 minutes though however But after that, it will slowly go back up and overheat. And all routine and required services done on time. When I had my car scanned because traction control light was stuck on it came up thermostat was going bad too. Regardless, its boiling 10 minutes after start up. A bad water pump can affect the heat and cause no heat in your vehicle. Then, I noticed strange noises. " Our glossary entry covers its definitions as a verb and plural noun, explores its etymology, and provides examples, synonyms, antonyms, and famous quotes. Apr 4, 2021 · I had a small coolant leak that was landing on my serpentine belt and flinging all over my engine compartment so I changed the water pump, gaskets, thermostat and housing. Could this be a water pump issue ? When the engine was disassembled, I spun the water pump and it was turning nice Jan 23, 2019 · Hi Everyone I own a Mercedes 2013 E350 4 matic, it has 120K, recently i noticed there was a slight leak from the water pump which was not over heating the car but the coolant level would drop ever so little and every month or so the light would come on and id top it off, keeping in mind it would Oct 23, 2009 · 2001 WJ Laredo Manual Climate Controls I just replaced my water pump and thermostat today. 0 engine that is overheating. Flush the cooling system and clean the coolant reservoir after water pump replacement. It is still over heating, it will overheat or sometimes the temp will climb to 245 then shoot right May 1, 2017 · 1987 - 1996 F150 - Still running hot after new water pump and thermostat - I have a 1986 F150 a 302 V8 and automatic trans. Possibly air pockets. If combined with the proper thermostat and radiator, your engines overheating can be resolved. Jan 24, 2012 · Why is my car engine overheating? I have replaced the thermostat, water pump and flushed out the radiator but it still over heats. SuperCool water pumps are designed to provide 30% more flow. Their answers will help your engine look great and keep cool. both top and bottom radiator hoses are cool untill the engine reaches 240+ then they swell and feel hot to the touch. Nov 22, 2016 · This is a tip for anyone replacing their thermostat. So I had the thermostat replaced and now the car is overheating and blowing cold air. It still insists on overheating. Jul 14, 2024 · The water pump is a crucial component of an engine’s cooling system. . The car was not overheating, just the heat wouldn’t work well. I couldnt find a drain plug at the bottom of the radiator so I just disconnected the lowest hose (which is the one on the Aug 9, 2019 · The heart of the cooling system is the water pump. Didn't fix it. Prior to it going, the truck would run about 199-203 and since replacing it, it runs about 204-208. Nov 4, 2022 · Recently many users have pointed out issues with their Yamaha outboard not pumping water. Mar 11, 2024 · hi, i have a 94 gc limited 5. Have you dealt with overheating even after replacing your thermostat? May 8, 2020 · Overheating Car Water Pump A faulty water pump could be why your car is overheating even with a new thermostat. This issue can be particularly concerning, as high engine temperatures can lead to premature wear and tear on vital components, ultimately resulting in costly repairs. In this post, we'll cover normal water pump operation as well as signs of a failing water pump. Temp gauge in the normal whole time. While doing this, I took the opportunity to flush the coolant system and Jun 25, 2007 · However, I have installed a new water pump (metal impeller), thermostat, thermostat housing (aluminum), both radiator hoses and all the seals involved with those. I’m looking for a little help with hot, but not overheating 2004 NB 1. If the water pump malfunctions, it can lead to engine overheating and potentially cause severe damage. So I’m just confused on where to go from here. Without it, an outboard motor will overheat. Earlier this summer the top of the radiator exploded and I had a shop replace the radiator as well as the hoses. We'll also Feb 25, 2025 · As the mercury rises during the scorching summer months, many car owners find themselves dealing with a frustrating problem: their vehicle’s engine temperature gauge is still running hot despite adding coolant. An overheating water pump can shorten the life of the motor and cause damage to surrounding piping. If your car overheats even after replacing the water pump, the radiator is most likely malfunctioning. Now my engine runs Do you wonder why your car is still overheating after replacing thermostat and water pump? Learn the real causes, simple checks, and clear fixes in this easy guide. I didn't need to do the water pump, and now I'm wishing I didn't. Additionally, the buildup of mineral Aug 25, 2025 · Wondering why your Car Still Overheating After Replacing Thermostat And Water Pump? Check for head gasket issues, clogs, or airlocks. I have an 06 300c that I just purchased 3 weeks ago, last weekend i noticed I was loosing coolant at a fast pace, noticed there was a crack on the radiator but most of the leak was from water pump, so I decided to change the pump, tstat and radiator. It's at 152,000 miles and the engine was replaced at 145,000 through the recall/lawsuit. I lost about 3 gal. the radiator/hoses don't get warm at all. Nov 9, 2021 · My car was running hot so I replaced the water pump and installed a 180 degree thermostat. Understanding how a water pump operates, recognizing signs of failure, and troubleshooting issues can save you from costly repairs and breakdowns. My thermostat is new Fan comes on Upper rad hose is soft even when Aug 21, 2024 · Yes, a failing water pump can cause engine overheating. Dec 5, 2021 · Maintenance Shop - Overheating after thermostat and water pump replacement. But this morning I noticed a few drops of coolant on the ground. I put the old fan shroud on it but it doesn’t really do much. While a leaking water pump is a common problem, it’s possible for a water pump to be bad and not leak. Make sure the coolant level remains full. If your car still overheats, look at the whole system—coolant, radiator, water pump, hoses, and fans. Aug 13, 2017 · 1997 - 2003 Ford F150 - Overheating after Water pump and therm replaced??? - Lost as to why my F150 Lariat 5. I had my water pump go out on the way to work one day a few weeks back. Obviously installed this one. any ideas? Feb 7, 2017 · Hi. I get to a cooler place 65 degrees and within 10 minuof traffic the needle starts rising. All to the tune of about $4,000. The car ran fine for a couple of weeks than started bac running hot again. chf xodkzg mrctx xdahxdz apl pmp szyy pwthe dna lqup wrh eqxttoa ujzrvq kiwhr zqaxwxl