Chevrolet Silverado / GMC Sierra. Service manual — part 1083

Fig. 219: Identifying Six Studs & One Bolt Securing Transmission To Engine
Courtesy of GENERAL MOTORS CORP.

29. Remove the 6 studs and one bolt securing the transmission to the engine.

30. Pull the transmission straight back.

31. Install the J 21366 onto the transmission bell housing to retain the torque converter. See

Special Tools.

32. Remove the transmission from the vehicle while simultaneously removing the fluid level

indicator tube.

33. Flush the transmission oil cooler and cooling lines if necessary. Refer to Transmission

Fluid Cooler Flushing and Flow Test (J 45096) or Transmission Fluid Cooler
Flushing and Flow Test (J 35944-A).

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Installation Procedure

1. Install the J 21366 onto the transmission bell housing to retain the torque converter. See

Special Tools.

2. Support the transmission with a transmission jack.

3. Raise the transmission into place while simultaneously installing the fluid indicator tube.

4. Remove the J 21366 from the transmission. See Special Tools.

5. Slide the transmission straight onto the locating pins while lining up the marks on the

flywheel and the torque converter.

The torque converter must rotate freely by hand.

Fig. 220: Identifying Six Studs & One Bolt Securing Transmission To Engine

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Courtesy of GENERAL MOTORS CORP.

6. Install 6 studs and one bolt securing the transmission to the engine.

Tighten: Tighten the studs and the bolt to 50 N.m (37 lb ft).

Fig. 221: Identifying Stud & Bolt Securing Transmission To Engine (Right Side)
Courtesy of GENERAL MOTORS CORP.

7. Install the stud and bolt securing the transmission to the engine.

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Tighten: Tighten the stud and the bolt to 50 N.m (37 lb ft).

Fig. 222: View Of Fuel Line Bracket Nut
Courtesy of GENERAL MOTORS CORP.

8. Install the nut that secures the fuel line bracket to the transmission torque converter housing.

Tighten: Tighten the nut to 25 N.m (18 lb ft).

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado