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 MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 782 (SEAT SYSTEM)REPAIR INSTRUCTIONSLUMBAR SWITCH REPLACEMENTREMOVAL PROCEDURE

1998 Chevrolet Suburban K2500, 7.4 J, Part Time

Removal Procedure

1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Remove the outer seat cushion trim panel. Refer to TRIM PANEL REPLACEMENT - FRONT SEAT .
Use a small, flat-bladed tool to remove the lumbar control switch from the trim panel.

Fig 1: Removing Lumbar Control Switch From Trim Panel
Courtesy of GENERAL MOTORS CORP.
Disconnect the electrical connector (1) from the seat harness.
Remove the switch from the seat.

Fig 2: Disconnecting Electrical Connector From Seat Harness
Courtesy of GENERAL MOTORS CORP.

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.