Buick Regal: Diagnostic Information and Procedures

 Symptoms - Immobilizer

IMPORTANT: The following steps must be completed before using the symptom tables. 1. Perform the Diagnostic System Check - Vehicle before using the symptom tables in order to verify that all of the following are true: There are no DTCs set. The control modules can communicate via the serial dat

 DTC C1282

Diagnostic Instructions Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Review Strategy Based Diagnosis for an overview of the diagnostic approach. Diagnostic Procedure Instructions provide an overview of each diagnostic category. DTC Descriptors DT