C 2500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2001)
5. Install the bolts which retain the subwoofer assembly to the vehicle.
Tighten
Tighten the bolts to 9 N.m (80 lb in).
6. Install the rear quarter trim panel.
Speaker Replacement - Rear Quarter (GMT 820/830D Subwoofer)
REMOVAL PROCEDURE
1. Remove the rear quarter panel.
2. Remove the rear amplifier if installed on top of the subwoofer.
3. Remove the subwoofer retaining bolts (1).
4. Disconnect the electrical connector.
5. Remove the subwoofer from the vehicle.
INSTALLATION PROCEDURE