Buick Regal: Diagnostic Information and Procedures

 Metric Wheel Nuts and Bolts Description

Metric Wheel Nuts And Bolts Are Identified In The Following Way: The Wheel Nut Has The Word Metric Stamped On The Face. The Letter M Is Stamped On The End Of The Wheel Bolt. The Thread Sizes Of Metric Wheel Nuts And The Bolts Are Indicated By The Following Example: M12 X 1.5 M = Metric 12 =

 DTC B1025-B1135 (UQA with IO5/IO6)

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 provide an overview of each diagnostic category. DTC Descr