Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Hi my name is***** you had the fault codes pulled on the vehicle? I believe that this will be necessary to continue diagnosis.
The codes clearing with the ignition off is a definite possibility. I think a test drive with the scanner will be your best bet at retrieving the codes. I will be ready to assist you when we you can get the fault codes.