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 28 (ANTILOCK BRAKE SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESTRACTION CONTROL/STABILITY CONTROL INDICATOR MALFUNCTIONCIRCUIT/SYSTEM VERIFICATION
2013 Buick Regal Turbo Premium, Standard Trans
Circuit/System Verification
2013 Buick Regal Turbo Premium, Standard TransSECTION Circuit/System Verification
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.
- Ignition ON, command the instrument cluster All Indicators ON and OFF with a scan tool. The traction control/stability control-active indicator, traction control off indicator and stability control off indicator should turn ON and OFF when changing between the commanded states.
- If either indicator does not turn ON and OFF, replace the P16 Instrument Cluster.
- Observe the scan tool BCM, Traction Control Switch parameter while pressing and releasing the traction control switch. The reading should change between Active and Inactive when changing between the commanded states.
- If the reading does not change between the specified values, refer to Circuit/System Testing .
- Observe the scan tool EBCM, Traction Control Switch parameter while pressing and releasing the traction control switch. The reading should change between Active and Inactive when changing between the commanded states.
- If the reading does not change between the specified values, replace the K9 Body Control Module (BCM).
- Observe the traction control off indicator while pressing and releasing the traction control switch. The traction control off indicator should turn ON and OFF when changing between the commanded states.
- If the traction control off indicator does not turn ON and OFF, replace the K17 Electronic Brake Control Module (EBCM).
- Observe the stability control off indicator while pressing the traction control switch for 5 seconds and releasing. The stability control off indicator should turn ON and OFF when changing between the commanded states.
- If the stability control off indicator does not turn ON and OFF, replace the K17 Electronic Brake Control Module (EBCM).
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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.