![]() Other than these problems when idling, the car runs like a dream. At one red light the car starting rocking/jerking - only to stop once I started driving again. Im also not sure if its related, but Ive been noticing a tendency for the car to sometimes idle very rough as well. Seemed okay for awhile, but now light has been flashing again. ![]() The second time (took in for tune up) I mentioned it again and they claim nothing is wrong but said they cleaned/checked electric connectors in case it was due to faulty misfiring. Upon further research, I realized that there is currently no available aftermarket coolant level sensor for this car. The previous owner replaced the coolant level sensor in the car and showed me a receipt, however, he said he thought the light was on due to a bad ground. Here is a more detailed list of the most common causes of a. What could be causing low coolant light in my 2000 Pontiac Grand am I have a 2000 Pontiac Grand am SE. While these are some of the reasons, the list is not exhaustive. It can also be caused by a faulty coolant temp sensor, low coolant level or the fan itself can be damaged. At first I immediately checked the coolant & took it to be checked for a leak…apparently everything looked fine and it wasnt low on coolant. Hello, The 'LOW COOLANT' light is constantly on in my 1993 Trans Am. The most common causes of why a radiator fan is not working are a blown fuse, a bad relay, or a broken wire. This doesnt happen at every red light, or everytime I drive the car - but often enough that its concerned me. The light stays on all the time and has been on for about 6 months now. I have changed the temp sensor that is off those in front left of car behind passenger headlight and I have changed the thermostat. PLEASE HELP, I’ve had this car since high school and she’s my baby I don’t want to let her go this way.Im not really well up on car repair knowledge, but since Ive now taken this car in and mentioned the problem without seemingly any problem being found - Im just trying to see if someone can give me any hint of what I should be looking in to!įor months now, my 99 Grand Am,just over 100k, has been flashing “low coolant” light and chiming - only when stopped at red lights (idling), and then as soon as I put my foot back on the accelerator it stops and turns off. The fluid is topped off in radiator and reservoir. When the gauge has been all the way to the red, I have opened the hood with the car on and touched the reservoir and the hoses and they are cold. The car has no loss in power whatsoever nor does it the engine do anything to where you would think there is major damage. How to stop the Low Coolant indicator light from flashing on a GM Pontiac Grand Prix equipped with the 3800 Series II V6 3. I also notice sometimes it does like a gargaling sound somewhere towards the end of the dashboard, it also sometimes get send vapor out the end of the hood that fogs up my windshield and I have to use the wipers to clean it up. ![]() When driving it the gauge will randomly lower if I accelerate, weird I know but it’s only sometimes. Sometimes the heater blows cold and sometimes it blows hot, when it does blow hot I notice the level is normal, as soon as it blows cold I can expect the gauge to rise. Replacing the intake manifold gasket should correct these leaks. Our technicians tell us that operating the engine with a coolant/oil mix can result in internal engine damage. No change until I got all of the air out of the cooling system. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. When I go for a drive in it I notice it will stay normal then rise to the red, sometimes when turning on the heater it will lower. The intake manifold gasket may develop and external engine oil or coolant leak. My 2001 grand am started overheating randomly or at least the gauge says it does. ![]()
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