Always protect yourself with safety glasses and gloves when working with the coolant on your Grand Am. An anti-freeze leak can cause the temp sensor to record high engine temperatures in a 2003 Pontiac Grand Am. If you ignore a small coolant leak long enough, you will run out of coolant, which leads to an overheated engine and other serious, but highly avoidable, problems. This video shows you where the coolant reservoir, hoses and connections on your 2003 Grand Am SE1 are located and the steps needed to fix minor leaks.Ī few things to note about coolant is that it is sweet tasting and highly toxic, so it can end up in the dog's stomach pretty quickly. Otherwise, your Grand Am may have a radiator leak. However, a coolant leak (aka an antifreeze leak) is most likely to occur where the hoses connect to the engine or radiator. Coolant / antifreeze can leak from the reservoir, radiator or any hose, in 2003 Grand Am with the 3.4 liter engine. Engine coolant (which is also called antifreeze or anti-freeze) moves through the inside of your Grand Am engine and keeps it from overheating. Leaking coolant / antifreeze is one of the more common types of leaking fluid from Grand Am engines. Find out more about our advertising opportunities.Follow the steps in this video to see how to fix minor coolant (antifreeze) leaks in your 2003 Pontiac Grand Am. Advertise Advertising on is well-targeted, has unique benefits, and is highly successful. Looking for something lighter? Read our funny complaints to see people who found humor in a bad situation. Just unplug your AC pressure sensor, Using a paper clip like picture here both fans will come on when ignition is on and car running, Tape up clip and order A/C refrigerant pressure sensor from a place like Rockauto. Vehicle Problems Find out what cars to avoid, view the latest problem trends, or keep up-to-date with the most recently reported problems. Contact us with any comments or concerns. Car Problem Resources Around the Site Information Find out more about us in the press or read stories from drivers who praise our work.The complaints are organized into groups with data published by vehicle, vehicle component, and specific problem. It's exhausting!Ĭ ® is an online automotive complaint resource that uses graphs to show automotive defect patterns, based on complaint data submitted by visitors to the site. Yet another case of disposable product for the disposable mentality we've somehow come to. Sure, '97 is old, but under normal circumstances, it could/should be able to go for another 60,000 miles or so if maintained. They've all been messed up for a long time, but never related to this. Heater, ac and interior lights also somehow related. I'm resigned to problems for the life of the car. Use prescribed, gunk up your engine, possibly forever. Use other coolant, no coverage under warranty. Gasket was made of material that the prescribed coolant ate away. Problems that arose from gunky oil caused by gasket letting coolant in weren't covered unless it happened under warranty. GM knew manifold gasket was faulty, never recalled but would replace if car brought in for other repairs. Research online after first episode nearly made me sick. Last night it hesitated a couple times, started losing power, coolant light came on, then engine light, barely made it to shoulder, car died. Now only month & 1/2 later (maybe a little more), car hesitated a couple times over last week, no coolant light on. After a couple weeks of no problems, finally started to think maybe there was hope. Last two times rocker arm cited as cause. There might have been another time thrown in there. Stopped to be sure all was ok, heat came on, continued home. If your engine coolant reservoir has failed, replace it with this high-quality one from TRQ. Pontiac Grand Am 2001, Engine Coolant Reservoir by TRQ®. $750 later, driving home car seemed to be blowing cool air. Intended to bring your vehicle back to its original glory Budget-friendly alternative to the OEM part. ![]() Car started hesitating, coolant light kept coming on.
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