Trouble Ticket Help Requests for DTC P1174
|2008 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on VIN: 2GCEK13388
P1174: unable to control fuel trim bank 1. ... switching and not setting codes, only code P1174 keeps coming back within 2 miles. Short term fuel trims are switching + to -. Long term is -24. Not setting any other codes. I have read the tsb about he injectors, but I don`t they are the cause. I have no ...
|July 30, 2014|