Chevrolet Silverado / GMC Sierra. Service manual — part 1063

M6 X 1.0 X 65.0 (1)

M6 X 1.0 X 54.4 (2)

M6 X 1.0 X 47.5 (3)

M6 X 1.0 X 35.0 (4)

M8 X 1.0 X 20.0 (5)

M6 X 1.0 X 12.0 (6)

M6 X 1.0 X 18.0 (7)

Fig. 145: Identifying Manual Detent Spring
Courtesy of GENERAL MOTORS CORP.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

10. Install the manual detent spring.

11. Install but do not tighten the manual detent spring bolt.

Fig. 146: View Of Transmission Fluid Pressure Switch & Bolts
Courtesy of GENERAL MOTORS CORP.

12. Install the transmission fluid pressure switch.

13. Install but do not tighten the valve body bolts which retain the transmission fluid pressure

switch to the valve body.

NOTE:

Torque valve body bolts in a spiral pattern starting from the

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 147: Valve Body Bolt Tightening Sequence
Courtesy of GENERAL MOTORS CORP.

14. Tighten the valve body bolts in a spiral pattern starting from the center, as indicated by the

arrows.

Tighten: Tighten the bolts in the sequence shown to 11 N.m (97 lb in).

center. If the bolts are torqued at random, valve bores may be
distorted and inhibit valve operation.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 148: Identifying Manual Detent Spring
Courtesy of GENERAL MOTORS CORP.

15. Ensure that the manual detent spring is aligned properly with the detent lever.

Tighten: Tighten the bolt to 11 N.m (97 lb in).

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado