GMC Workshop Service and Repair Manuals > C 3500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2002) > Lighting and Horns | Backup Lamp | Backup Lamp Switch | Component Information | Service and Repair | NV 3500 Manual Transmission

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2. Install the backup lamp switch.

Tighten the backup lamp switch to 28 Nm (21 ft. lbs.).

3. Connect the backup lamp switch electrical connector (1).
4. Lower the vehicle.

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