Chevrolet Silverado / GMC Sierra. Service manual — part 1136

The black race on the bearing goes toward the oil pump - facing up.

3. Install the reverse input clutch assembly (605) on the input housing (621).

4. Index the reverse input clutch plates with the input clutch housing. Make certain all reverse

input clutch plates are fully engaged. When fully engaged, the housings will be 88.9 mm
(3.5 in) apart as shown (a).

Fig. 413: View of Input Clutch Assembly & Input Housing
Courtesy of GENERAL MOTORS CORP.

5. Install the reverse input and the input clutch assembly into the transmission case.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

6. Index the 3rd and 4th clutch plates with the input internal gear.

Ensure that all clutch plates are fully engaged.

When properly assembled, the reverse input clutch housing will be located just below
the case oil pump mounting face.

To assist assembly, hold the output shaft while rotating the input housing.

7. Measure (a) from the top of the case to the top of the input clutch assembly (605). When

fully engaged, the distance will be approximately 61.0 mm (2.40 in).

If the measurement is out of specification, you may not have all of the 3rd and 4th clutch
plates indexed accurately.

2-4 BAND INSTALLATION

IMPORTANT: The measurement from the top of the case to the top of the

input clutch assembly is approximate.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 414: View Of 2-4 Band Assembly
Courtesy of GENERAL MOTORS CORP.

1. Inspect the 2-4 band assembly (602) for damage or wear.

2. Install the 2-4 band (602) into the case.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 415: Identifying Band Anchor Pin
Courtesy of GENERAL MOTORS CORP.

3. Install the band anchor pin (41) into the case.

4. Index the band to fit the band anchor pin into the band.

INPUT SPEED SENSOR REMOVAL

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado