Chevrolet Silverado / GMC Sierra. Manual - part 987
Fig. 492: Locating Thrust Bearing Assembly
Courtesy of GENERAL MOTORS CORP.
4. Apply J 36850 or equivalent lubricant to the thrust bearing assembly (1). See Special
Tools.
5. Align the thrust bearing (1) so that the blue stripe on the thrust bearing is facing towards the
input carrier assembly.
6. Install the thrust bearing (1) into the input carrier assembly.
NOTE:
Installing the thrust bearing incorrectly may cause permanent
damage to the transmission.
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Fig. 493: Identifying 1-2-3-4, 4-5-6 Clutch Assembly
Courtesy of GENERAL MOTORS CORP.
7. Install the 1-2-3-4, 4-5-6 clutch assembly (1).
8. Rotate the clutch assembly until the assembly seats.
9. Make sure one of the following is visible through the turbine speed sensor hole in the
transmission case:
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
The teeth of the PTO gear
The teeth of the turbine tone wheel
TORQUE CONVERTER HOUSING WITH FLUID PUMP ASSEMBLY INSTALLATION
Tools Required
J 36850 Transjel® Lubricant. See Special Tools.
J 45023 Control Main Filter Wrench. See Special Tools.
Installation
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Fig. 494: View Of Torque Converter Housing with Fluid Pump Assembly
Courtesy of GENERAL MOTORS CORP.
CAUTION: The torque converter housing/oil pump cover assembly
dry weights are approximately 27 kg (60 lb). To help avoid
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado