Cadillac Seville P Codes (Powertrain) P0300 - P0399

Browse Cadillac Seville P Codes (Powertrain) P0300 - P0399 questions and answers. Choose a question that matches your symptoms.

1 discussion

Code PO300 Random Multiple Misfire Detected

1999 CADILLAC SEVILLE
Car Has New Heads, New Intake And Gaskets, Clean Throttle Body, New Plug Wires And Plugs. It Drives Fine, Idles Rough, There Are No Vacuum...
5 ANSWERS
Asked by pcdj64

Browse other repair topics

Browse by repair topic
P0100 - P0199P0300 - P0399P0400 - P0499P0700 - P0799

    Can’t find your issue?

    Ask a new Cadillac Seville question