Removal Procedure

Remove the air cleaner outlet duct. Refer to the following:
- Air Cleaner Outlet Duct Replacement for the 3.5L engine
- Air Cleaner Outlet Duct Replacement for the 3.9L engine
- Air Cleaner Resonator Outlet Duct Replacement for the 5.3L engine

Fig 1: Removing/Installing Reverse Servo Cover Snap Ring

GM48166

Courtesy of GENERAL MOTORS CORP.

Remove the exhaust crossover pipe. Refer to Exhaust Crossover Pipe Replacement (LS4) or Exhaust Crossover Pipe Replacement (LZE/LZ4/LZ8) .
Depress the reverse servo cover (40).
Remove the snap ring (39).

Fig 2: O-Ring Seal

GM48171

Courtesy of GENERAL MOTORS CORP.

Pull the O-ring seal (41) out through the slot in the case.
Use side cutting pliers in order to cut the servo cover O-ring seal (41).
Depress the reverse servo cover (40), grasp one end of the cut seal (41) and pull the seal (41) out of the servo cover (40).

Fig 3: Identifying Reverse Servo Assembly Components

GM48173

Courtesy of GENERAL MOTORS CORP.

Remove the reverse servo cover (40).
Remove the servo assembly (42-48).
Remove the servo spring (49).