Chevrolet Silverado / GMC Sierra. Service manual — part 1124

Seal damage

Overrun clutch ball proper operation

Fig. 371: Identifying Overrun Clutch Piston
Courtesy of GENERAL MOTORS CORP.

13. Install the J 29882 on the input housing. See Special Tools.

14. Install the overrun clutch piston (632) into the input housing.

15. Remove the J 29882 from the input housing. See Special Tools.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 372: Installing Overrun Clutch Piston Outer Seal With J 26744-A
Courtesy of GENERAL MOTORS CORP.

16. Using the J 26744-A , carefully install the overrun clutch piston outer seal. See Special

Tools.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 373: View Of Overrun Clutch Spring Assembly
Courtesy of GENERAL MOTORS CORP.

17. Install the overrun clutch spring (634) assembly.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 374: Installing J 23327-1 & J 25018-A
Courtesy of GENERAL MOTORS CORP.

18. Install the J 23327-1 and the J 25018-A , and compress the overrun clutch spring assembly

using J 23456 . See Special Tools.

19. Install the overrun clutch spring retainer snap ring (635).

20. Remove the J 23327-1 and the J 25018-A . See Special Tools.

INPUT HOUSING TO OUTPUT SHAFT SEAL INSTALLATION

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado