2000 Pontiac Bonneville "checking coolant temp sensor" Questions

...when the engine gets up to normal driving temperature it chokes out and dies the computer may not be getting the proper signal from coolant temp sensor and or the air temp sensor have those checked ...

until the engine warms up then it shuts off like its lost power and won't start again usually for hours.ECM changed,coolant temp sensor changed no help. Check the spark coil block and the crank sensor

...I could in one diagram, a little small. Some makes and models, if you unplug coolant temp sensor, the fans will run all the time, it's a default feature. Not sure about your vehicle, you can try

...be fan relay. Unplug the coolant temp sensor lovated just below the thermostat houing and see if the fans come on. If they do, it might be the coolant sensor that is bad. wher is the cooling fan ...

...and smothes out . Do you have a check engine light on ? If so Get codes first for a direction. Sounds like temp sender or coolant component is faulty. Ignition module or crank sensor heat failing

...coolant sensor i checked my relay it was goog there should be 2 relay ,1 that is triggered by a/c on and then there is 1 that is controled by temp sensor. so if the electric fan comes on ...

stall on hiway wont restart til it cools off once restarted runs really rough just replaced fuel pump and coolant temp sensor check coils.

...coolant temp sensor fan should come on, more then likely bad coolant sensor, now if fan don't come on you'll need check check your radiator or have a radiator flush. The best start for you is to have ...

...coolant temp sender problem. If they still don't come on after a few mins, I would definitely look into the relay. might need to replace a coolant switch near the thermostat housing first you need to ...

...coolant level trip this code without tripping a temp code? I read that the pcm measures air flow by temp. Does the pcm need to be reflashed? Any suggestions are welcome. No reflash. Check for vacuum ...