Chevrolet Silverado / GMC Sierra. Manual

1. Slip a new internal speed sensor rotor (699) over the output shaft splines.

2. Install the J 36352-4 in the groove on the output shaft (687). See Special Tools.

3. Place the J 36352-6 on the output shaft (687). See Special Tools. Press on the J 36352-6

until it contacts the J 36352-4 in the window (the J 36352-4 will be a positive stop for the
J 36352-6 ). See Special Tools.

OUTPUT SHAFT INSTALLATION

Tools Required

J 29837-A Output Shaft Support Fixture. See Special Tools.

Installation

Fig. 346: View Of Output Shaft
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

1. Install the output shaft (687).

Fig. 347: Identifying Special Tool J29837-A & Output Shaft O-Ring Seal
Courtesy of GENERAL MOTORS CORP.

2. Install the J 29837-A as shown. See Special Tools. Support the output shaft (687) with

IMPORTANT: It is important to note that the input shaft may need a light

tap to fully seat into position. If the input shaft is not
completely engaged, the output shaft to input carrier retainer
(661) will not seat.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

adjustable stop (1).

INPUT CARRIER INSPECTION

Fig. 348: Input Carrier Pinion End Play
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

1. Check the input carrier pinion end play. The end play must not exceed 0.61 mm (0.024 in).

2. Inspect the input carrier for pinion gear damage, proper pin stake and keystoned pinion

gears. Pinions must rotate freely.

INPUT SUN GEAR BUSHING REPLACEMENT

Tools Required

J 8092 Universal Driver Handle - 3/4 in - 10

J 34196-B Transmission Bushing Service Set. See Special Tools.

Removal Procedure

IMPORTANT: Check end play on each pinion.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Chevrolet Silverado / GMC Sierra. Manual - part 1117