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 DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1544 (POWER SEAT SYSTEM)REPAIR INSTRUCTIONSMEMORY SEAT CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Align and install the locating tabs on the seat control module with the seat pan.
Connect the electrical connectors to the seat control module as necessary.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Install the screw that retains the seat control module to the seat pan.
Tighten: Tighten the screw to 3 N.m (26 lb in).

Fig 1: Removing/Installing Seat Control Module Retaining Screw
Courtesy of GENERAL MOTORS CORP.
Install the seat pan to the seat assembly.
Install the nuts which retain the seat pan to the seat assembly.
Tighten: Tighten the nuts to 25 N.m (18 lb ft).

Fig 2: View Of Underside Of Seat Adjuster Frame & Mounting Nuts
Courtesy of GENERAL MOTORS CORP.
Install the 3 seat switch bezel screws. Refer to Seat Switch Bezel Replacement .
Calibrate the seat. Refer to Memory Seat Calibration Procedure .

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.