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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 212 (POWER SEAT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESLUMBAR SUPPORT MALFUNCTIONCOMPONENT TESTING
2013 Buick Regal Turbo Premium, Standard Trans
Component Testing
2013 Buick Regal Turbo Premium, Standard TransSECTION Component Testing
WARNING: This page is about a different car, the 2012 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Lumbar Support Switch
- Ignition OFF, disconnect the harness connector at the appropriate S65 seat lumbar support switch.
- Test for infinite resistance between the B+ terminal G and each signal terminal with the switch in the open position.
- If not the specified value, replace the S65 seat lumbar support switch.
- Test for less than 1 Ξ© between the B+ terminal G and each signal terminal with the appropriate switch in the closed position.
- If greater than the specified range, replace the S65 seat lumbar support switch.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.