GMC Sierra P Codes (Powertrain) P0100 - P0199 P0191

Browse GMC Sierra P Codes (Powertrain) P0100 - P0199 P0191 questions and answers. Choose a question that matches your symptoms.

1 discussion

DTC Code P0191 How To Fix It?

2007 GMC SIERRA
I Get A P0191 Code When Cold Engine Is First Started And Stays On Until I Clear It. If I Clear The Code When Engine Is Warm It Will Stay Off...
6 ANSWERS
14 IMAGES
Asked by 2007gm

Browse other repair topics

Browse by repair topic
P0100P0101P0102P0128P0174P0191

    Can’t find your issue?

    Ask a new GMC Sierra question