2004 GMC Yukon "check engine light" Questions

check engine light keeps coming on. there is a problem. you can go to most any auto parts store and have the problem codes read for free. as long as the check engine light stays on to read codes. have

...check engine light came on,so i asked one of my friends and he told me to put 95 gasolin instead of 91,so please help me what should i do to get the light off If the engine light comes on on the car ...

Stabilitytrac service on 2011 Yukon were do I start Engine power reduced speed and traction control light is on and check engine light is on also Have the engine computer checked for trouble codes.

check engine light for Yukon check engine is light duplicate question

check engine light check engine is light The truck should still be under factory warranty.  Someone would need to scan the computer for trouble codes to proceed.

...CHECK ENGINE LIGHT ON. CODE READS PURGE SOLENOID. MAKE SURE FUEL CAP IS TIGHT. UNDER HOOD ON TOP OF ENGINE YOU WILL SEE A GREEN PLASTIC HOSE WITH A SCREW ON CAP AND VALVE. THIS IS WHERE SMOKE IS ...

check engine light is on when i bought my car i asked the dealer about the kind of gasolin and they told me is 91,after one hour the check engine light came on, so i had to ask someone about it and ...

...check engine light flashes when I push the gas pedal the flashing check engine light means the truck was misfiring at the time of the incident .If the light is still on you can go to auto zone they ...

Check engine light flashes Hi there:When the light comes on, one or more diagnostic trouble codes (DTC) are stored in the engine control module. These DTCs remain even if the light goes out. To ...

...check engine light. replaced plugs, wires, pvc, vac lines, fuel pump, fuel filter, fuel injector with new style distributer cap, cleaned MAS with cleaner, cleaned throttle body, no manifold leaks, ...