Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 78 (IMMOBILIZER SYSTEM)
2013 Buick Regal Turbo Premium, Standard Trans
Section 78 (Immobilizer System)
2013 Buick Regal Turbo Premium, Standard TransSECTION Section 78 (Immobilizer System)
WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- Wiring Schematics
- Diagnostic Information and Procedures
- Diagnostic Code Index
- DTC B2955
- DTC B3006
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- DTC B302A
- DTC B3031
- DTC B3055
- DTC B3060
- DTC B389A
- DTC B3902
- DTC B3935
- DTC B3976
- DTC B3984
- DTC P0513
- DTC P0633
- DTC P162B
- DTC P1631
- DTC P1649
- Symptoms - Immobilizer
- OnStar Stolen Vehicle Slowdown Active
- Repair Instructions
- Description and Operation
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.