Buick Regal: Diagnostic Information and Procedures

 DTC B3445 or B3878

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 provides an overview of each diagnostic category. DTC Descriptors D

 Transfer Case Bracket Replacement (2.0L LTG)

Removal Procedure 1. Raise and support the vehicle. Lifting and Jacking the Vehicle. NOTE: The drive shaft remains in the wheel hub. 2. Front Wheel Drive Half Shaft- Right Side@Transfer Case - Disconnect. 3. Remove the 2 transfer case bracket to transfer case bolts (1). 4. Transfer Case Bracket