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 MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 228 (POWER SEAT SYSTEM)REPAIR INSTRUCTIONSLUMBAR SWITCH REPLACEMENT
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Lumbar Switch Replacement
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Lumbar Switch Replacement
WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| Preliminary Procedure: Remove the seat adjuster switch bezel. Refer to Driver Seat and Passenger Seat Adjuster Switch Bezel Replacement . |
|
| 1 | Front Seat Lumbar Control Switch Tip: Use a small flat bladed tool to release the lumbar switch from the seat switch bezel. |
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:
- • 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.