1997 Cadillac SLS V8 Two Wheel Drive Automatic 109000 miles
obd2 scanner brings up po171andpo174saying the car is running lean.I check fuel injectors for leaking and clogged they seem to be o.K. If it is a oxygen sensor gone bad I have three how will be able to tell which one is the problem. Thanks for helping.
Saturday, October 17th, 2009 AT 12:44 PM