Chevrolet Avalanche Problem Report
Chevrolet Avalanche Check Engine Light Due to Gas Cap Issue
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
this is a constant issue. we have even tried purchasing new gas caps but the issue still happens. - Visitor
gas cap loose wont tighten check engine light comes on - Visitor
Check engine light code indicated a faulty gas cap and evap - Visitor
Replaced gas cap and light still stays on - Visitor
Check engine light comes on. I get the code read and they tell me it's my gas cap. I've replaced the gas cap and it hasn't fixed the problem. - Visitor
Back in December, I had my engine light go on. Had the problem checked and I was told that there is a loose or faulty gas cap. Have not replaced gas cap yet. - Visitor
the oil has been changed reg @5000 107000 mileson truck cant believe i need lifters and valves...
Just recently started having this problem. Light comes on, then after 2 or 3 short trips, ligh...
It runs rough like it is misfiring at RPM's below 1000, seems to do fine at higher speeds. Thes...
My check engine light keeps coming on and it says service stabiltreck
My check engine light came on 2 weeks prior to my vehicle breaking. I was out driving and made...