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 MANUALSCHEVROLET2002AVALANCHE 1500 2WD V8-5.3L VIN TREPAIR AND DIAGNOSISBODY AND FRAMESEATSPOWER SEAT CONTROL MODULESERVICE AND REPAIR
2002 Chevrolet Avalanche 1500 2WD V8-5.3L VIN T
Power Seat Control Module: Service and Repair
2002 Chevrolet Avalanche 1500 2WD V8-5.3L VIN TSECTION Service and Repair
MEMORY SEAT CONTROL MODULE REPLACEMENT
REMOVAL PROCEDURE
1. Remove the seat trim panel.
2. Remove the seal cushion.
3. Disconnect the harness connectors (2).
4. Remove the memory module retaining screws (1).
5. Slide the module out.
6. Remove the module from the vehicle.
INSTALLATION PROCEDURE
1. Slide the module in until seated.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the memory module retaining screws (1).
Tighten
Tighten the screws to 3 N.m (26 lb in).
3. Connect the harness connectors (2).
4. Install the seat cushion.
5. Install the seat trim panel.
6. It a new memory seat module is installed, the seat needs to be synchronized:
6.1. Operate the seat in all directions:
^ Front tilt
^ Rear tilt
^ Horizontal
^ Recline
6.2. If the seat stops part way due to programmed soft stop, release the switch and operate again in the same direction till the seat touches the mechanical stop
6.3. Repeat the above for all seat moving axes.
REMOVAL PROCEDURE
1. Remove the seat trim panel.
2. Remove the seal cushion.
3. Disconnect the harness connectors (2).
4. Remove the memory module retaining screws (1).
5. Slide the module out.
6. Remove the module from the vehicle.
INSTALLATION PROCEDURE
1. Slide the module in until seated.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the memory module retaining screws (1).
Tighten
Tighten the screws to 3 N.m (26 lb in).
3. Connect the harness connectors (2).
4. Install the seat cushion.
5. Install the seat trim panel.
6. It a new memory seat module is installed, the seat needs to be synchronized:
6.1. Operate the seat in all directions:
^ Front tilt
^ Rear tilt
^ Horizontal
^ Recline
6.2. If the seat stops part way due to programmed soft stop, release the switch and operate again in the same direction till the seat touches the mechanical stop
6.3. Repeat the above for all seat moving axes.
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.