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Chevrolet Silverado / GMC Sierra. Manual - part 2887
INPUT SHAFT SEAL REPLACEMENT
Fig. 18: Input Shaft Seal Replacement
Courtesy of GENERAL MOTORS CORP.
Callout
Component Name
Preliminary Procedures:
Remove the transfer case. Refer to Transfer Case Assembly Replacement.
1
Transfer Case Nuts
Tip: Use transfer case nuts to secure transfer case to assembly fixture J 45759 .
Special Tools:
J 45759 Assembly Fixture
2
Transfer Case
Tip: Insert the transfer case and assembly fixture into the bench holding fixture
J 3289-20 and secure with pivot pin.
Special Tools:
J 3289-20 Holding Fixture
Transfer Case Input Shaft Seal
Procedure
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
REPAIR INSTRUCTIONS - OFF VEHICLE
TRANSFER CASE DISASSEMBLE
Transfer Case Holding Fixture Installation
3
1. Remove the seal using a flat-bladed tool.
2. Install the seal using J 42738 .
Special Tools:
J 42738 Seal Installer
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Fig. 19: View Of Transfer Case, Nuts & Pivot Pin
Courtesy of GENERAL MOTORS CORP.
Transfer Case Holding Fixture Installation
Callout
Component Name
1
Transfer Case Nuts
Special Tools:
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Access Hole Plugs, Fill and Drain Plug, Vent, 2/4 Wheel Drive Actuator, and Vehicle Speed Sensor Removal
J 45759 Assembly Fixture
2
Transfer Case
Special Tools:
J 3289-20 Holding Fixture
3
Pivot Pin
Tip:
Always secure with the pivot pin after
rotating.
The transfer case can be rotated 360 degrees
to facilitate repair.
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
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