Buick Regal: Diagnostic Information and Procedures

 General Towing Information

General Towing Information (Hatchback Models) The vehicle is neither designed nor intended to tow a trailer. General Towing Information (Station Wagon Models) Only use towing equipment that has been designed for the vehicle. Contact your dealer or trailering dealer for assistance with preparing the

 DTC B1025-B1135 (UQ3 without NKC)

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. Refer to Diagnostic Procedure Instructions for an overview of each diagnostic category. DTC Descripto