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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMESEATSSEAT SYSTEMREPAIR INSTRUCTIONSMEMORY SEAT CONTROL MODULE REPLACEMENTREMOVAL PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure

Remove the 3 seat switch bezel screws. Refer to SEAT SWITCH BEZEL REPLACEMENT .
Remove 4 nuts that attach the seat pan to the seat assembly.

Fig 1: 4 Nuts Attach Seat Pan To Seat Assembly

Courtesy of GENERAL MOTORS CORP.

Remove the clip from the front outboard seat pan stud. Discard the clip.
Lift the seat pan up in order to allow access to the seat control module retaining screw.
Remove the seat control module retaining screw.

Fig 2: Seat Control Module Retaining Screw

Courtesy of GENERAL MOTORS CORP.

Disconnect the electrical connectors from the seat control module as necessary.
Remove the seat control module from the seat assembly.

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.