buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Odometer > < Malfunction Indicator Lamp|Testing and Inspection
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the IPC/bulb.

4. If all circuits/connections test normal, replace the PCM. Ignition ON, verify that the IPC warning indicators are illuminated.

Repair Instructions

Perform the Diagnostic Repair Verification   (See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Diagnostic Trouble
Code Tests and Associated Procedures/Verification Tests and Procedures) after completing the diagnostic procedure.

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Instrument Cluster Replacement   (See: Instrument Cluster / Carrier/Service and Repair)

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Control Module References   (See: Testing and Inspection/Programming and Relearning) for PCM replacement, setup and programming

Odometer > < Malfunction Indicator Lamp|Testing and Inspection