Cadillac STS Computer No Communication

Browse Cadillac STS Computer No Communication questions and answers. Choose a question that matches your symptoms.

2 discussions

Will Not Start And Code U0100

2006 CADILLAC STS
Okay, So I Recently Bought This Car Used Off Of Someone Else. Right Away I Noticed That The Engine Wire Harness Was All Jacked Up. I Do Not...
11 ANSWERS
23 IMAGES
Asked by Stef0711

No Communication ECM To OBD 2?

2005 CADILLAC STS
I Have No Lights On The Instrument Panel. And I Have Power To The Obd2 But No Communication. The Car Will Only Start Of You Jump The Wires...
1 ANSWER
6 IMAGES
Asked by Kyle2316

Browse other repair topics

Browse by repair topic
Diagnostic Connector ALDLLimp Mode - Reduced PowerLocationNo CommunicationProgramRead CodesReplace/Remove

    Can’t find your issue?

    Ask a new Cadillac STS question