Chevrolet Silverado / GMC Sierra. Service manual — part 892

Fig. 178: Exploded View Of Park Pawl & Return Spring
Courtesy of GENERAL MOTORS CORP.

1. Disengage the park pawl return spring (2) from the transmission case (4).

2. Remove, as a unit, the park pawl (1) and the park pawl return spring (2) from the park pawl

support pin (3).

3. Remove the park pawl return spring from the park pawl.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 179: View Of Park Pawl Support Pin & Cam Guide
Courtesy of GENERAL MOTORS CORP.

4. Remove the park pawl support pin (2) from the transmission case.

5. If present, remove the park pawl cam guide (3).

6. Remove the low and reverse clutch piston return spring assembly (1).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

INTERMEDIATE CARRIER AND MAIN SHAFT REMOVAL

Fig. 180: Main Shaft Components
Courtesy of GENERAL MOTORS CORP.

1. Remove, as a unit, the main shaft (3), the intermediate sun gear (2), and the sun gear spacer

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

(1).

2. Remove the sun gear spacer (1) and the intermediate sun gear (2) from the main shaft.

Fig. 181: Identifying Intermediate Carrier Assembly
Courtesy of GENERAL MOTORS CORP.

3. Remove the intermediate carrier assembly (2).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado