Chevrolet Silverado / GMC Sierra. Service manual — part 1108

3. Inspect the following items:

The parking brake pawl (81) for damage or cracks

The parking pawl return spring (80) for being broken or missing

Fig. 314: View Of Manual Shaft, Parking Lock Actuator Assembly, Inside Detent
Lever & Components
Courtesy of GENERAL MOTORS CORP.

4. Inspect the following items:

The manual shaft retainer (83) for damage or cracks

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

The manual shaft (84) for damage or burrs

The parking lock actuator assembly (85) for damage

The inside detent lever (88) for damage or cracks

The manual valve link (89) for damage

The hex head nut (90) for damage or stripped threads

5. Install the following items:

The inside detent lever (88)

The parking lock actuator assembly (85)

The manual shaft (84) (model dependent)

The manual shaft retainer (83)

The hex head nut (90)

The manual valve link (89)

Tighten: Tighten the nut to 31 N.m (23 lb ft).

REACTION GEAR AND CARRIER INSPECTION

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 315: Inspecting Areas Of Reaction Carrier/Support Thrust Bearing Assembly
Courtesy of GENERAL MOTORS CORP.

1. Inspect the reaction carrier/support thrust bearing assembly (683) for wear or damage.

2. Inspect the reaction gear support to case bearing (692) for wear or damage.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 316: View Of Reaction Gear And Carrier Inspection Areas
Courtesy of GENERAL MOTORS CORP.

3. Inspect the internal reaction gear (684) and the internal reaction gear support (685) for

proper assembly, stripped splines, cracks, teeth, and lug damage.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado