9-7X V8-5.3L (2005)
Rear Bumper Reinforcement: Service and Repair
Rear Bumper Impact Bar Replacement
Removal Procedure
1. Remove the spare tire carrier. Refer to Spare Wheel Hoist Replacement (See: Maintenance/Wheels and Tires/Tires/Spare Tire/Service and Repair
).
2. Remove the rear fascia. Refer to Rear Bumper Fascia Replacement (See: Rear Bumper Cover / Fascia/Service and Repair/Rear Bumper Fascia
Replacement).
3. Disconnect the trailer/towing receptacle electrical connector.
4. Rotate the trailer/towing receptacle assembly counterclockwise and remove from the vehicle.
5. Remove the 4 rearward bolts that retain the impact bar assembly to the frame rails.
6. While an assistant holds the impact bar (1) assembly in place, remove the remaining 2 retaining bolts.
7. Remove the impact bar (1) assembly from the vehicle with an assistant.
Installation Procedure
1. Position the impact bar (1) assembly to the vehicle with an assistant.
Notice: Refer to Fastener Notice (See: Service Precautions/Vehicle Damage Warnings/Fastener Notice).
2. Install the bolts that retain the rear impact bar to the frame.
Tighten the rear impact bar bolts to 364 Nm (268 ft. lbs.).
