Buick Regal Owners & Service Manuals

Buick Regal: Vehicle Care

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 General Information

For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: California Proposition 65 War

 Vehicle Checks

 Doing Your Own Service Work

Warning: It can be dangerous to work on your vehicle if you do not have the proper knowledge, service manual, tools, or parts. Always follow owner's manual procedures and consult the service manual fo

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 Seat Adjustment

Manual Seats Warning: You can lose control of the vehicle if you try to adjust a driver seat while the vehicle is moving. Adjust the driver seat only when the vehicle is not moving. To adjust a manual seat: 1. Pull up on the handle at the front of the seat. 2. Slide the seat to the desired positi

 DTC C056E

Diagnostic Instructions Perform the Diagnostic System Check prior to using this diagnostic procedure:Diagnostic System Check - Vehicle Review the description of Strategy Based Diagnosis:Strategy Based Diagnosis An overview of each diagnostic category can be found here:Diagnostic Procedure

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