Buick Regal Owners & Service Manuals

Buick Regal: Repair Instructions

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 Rear Differential Clutch Control Module Replacement

Removal Procedure 1. Prepare the control module for removal using the SPS programming support tool. NOTE: The rear differential clutch control module can now be removed and replaced. 2. Raise and su

 Differential Clutch Oil Inspection

1. Raise and support the vehicle. 2. Clean the area around the rear axle fill plug. 3. Place a drain pan under the vehicle. 4. Differential Clutch Cover Plug(1) - Remove. 5. Rear Axle Housing Fi

 Differential Carrier Bushing Replacement - Rear

Tools Required J-45725 Cradle Bushing Replacer For equivalent regional tool, refer to Special Tools. Removal Procedure 1. Raise and support the vehicle. 2. Remove the rear differential assembly. 3

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 Setting Cruise Control

If is on when not in use, SET- or RES+ could get pressed and go into cruise when not desired. Keep off when cruise is not being used. 1. Press to turn the cruise system on. 2. Get to the speed desired. 3. Press and release SET- . The desired set speed briefly appears in the instrument cluster

 DTC P0201-P0204, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P1248, P1249, P124A, P124B, P2147, P2148, P2150, P2151, P2153, P2154, P2156, or P2157

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

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