2006 GMC Envoy 6 cyl Four Wheel Drive Automatic 100376 miles
Check engine light keeps coming on when I reset the onboard computer with my obd2 car reader it says that my timing over advanced or system proformance (bank1)
the car runs great good on gas and lots of horsepower
have the same problem?
Sunday, November 7th, 2010 AT 12:25 AM