2004 Pontiac Grand Prix "check gas cap light" Questions

Check Gas Cap alarm comes on and engine light is on You gas cap is not on tight enough to seal causing the Check Engine Light to come on. When you tighten your gas cap you need to tighten it until it ...

...light on for my gas cap. I fueled up and sometimes it would say "check gas cap" So i just plugged it in under the steering wheel and cleared the check engine light from my dash board. So far so

...engine light on. Go and check the gas cap. Scan tool must be connected to car to find out what has turned light on. Repair must be made. then scan tool will erase code. Disconnect for about 10 ...

check gas cap 2005 grand prix gt check gas cap light was on i changed gas cap with a new STANT and removed evap canister from behind tire and cleaned it, seems to be in full working order. i dont know

...check gas cap light on changed gas cap and still the same problem dont know what to do Open the trunk, pull the carpet back to reveal the access to the fuel pump. The gas tank pressure sensor is ...

check engine light comes on and goes off randomly. What could be the problem check the gas cap. there is a sensor somewhere in the gas tank that knows when the gas cap is loose or has a defective seal

...check gas cap" light came on the other day but it appeared to be tight. Now my "chekc engine" light is on. Any connection between the two? If the cap was tight. It could be a different leak. Drive a ...

Gas cap light will not shut off Check the microswitch that activate/deactivate the gas cap light. This should be at the location where the gas cap is located.

...check gas cap prompt bought new gas cap unable to reset or cancel check gas cap alarm No idea to be honest as this is a thing we dont have on europeon vehicles but try disconnecting the battery and ...

check gas cap light is on after replacing stock with aftermarket cap I left my gas cap on the trunk of my car and drove away, went back to see if I could find it but no dice. I went to canadian tire ...