Hello. I've had an ongoing problem with my 2008 Corvette for over a year. I have reoccurring fault codes of P0171 and P0174, fuel trim lean on bank one and two. I have had the car to four shops and ...

Q–I have a 1997 Ford Explorer, and it has 36,500 miles. A few months ago, at 34,245 miles, the “check engine” light came on. A performance diagnostic was performed by a certified mechanic, revealing ...