Chevrolet Silverado / GMC Sierra. Service manual — part 2844
Fig. 14: Transfer Case Rear Extension Bushing
Courtesy of GENERAL MOTORS CORP.
Callout
Component Name
Preliminary Procedures: Remove the transfer case rear output shaft seal. Refer to Rear
Output Shaft Seal Replacement.
NOTE:
Refer to Transfer Case Seal Removal Notice .
Transfer Case Rear Output Shaft Bushing
Procedure
1. Install the finger section of the DT-48734 (Heavy Duty) or J 45380 (Light
Duty) in front of the bushing. See Special Tools.
2. Install the forcing tube assembly into the finger section. Ensure the forcing
screw is backed out.
3. Using a wrench on the forcing screw, remove the bushing.
4. Remove the old bushing from the DT-48734 (Heavy Duty) or J 45380
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1222/1225/1226-NQG - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
VEHICLE SPEED SENSOR REPLACEMENT
1
(Light Duty). See Special Tools.
5. Install the NEW bushing on the finger section of the DT-48734 (Heavy
Duty) or J 45380 (Light Duty). See Special Tools.
6. Install the finger section to the forcing tube assembly of the DT-48734
(Heavy Duty) or J 45380 (Light Duty). See Special Tools.
7. Position the bushing and tool to the rear case half.
8. Install the bushing until the tool bottoms on the rear case half.
Tip:
Use the appropiate bushing tool depending on application.
Only remove the bushing if faulty.
If the bushing was removed, a new bushing must be installed.
Ensure the bushing is installed squarely into the bushing bore.
Special Tools
DT-48734 Transfer Case Rear Bushing Remover and Installer (Heavy
Duty). See Special Tools.
J 45380 Transfer Case Rear Bushing Remover and Installer (Light Duty)
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1222/1225/1226-NQG - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
Fig. 15: View Of Vehicle Speed Sensor & O-Ring
Courtesy of GENERAL MOTORS CORP.
Callout
Component Name
Preliminary Procedures
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the transfer case shield, if equipped. Refer to Transfer Case Shield
Replacement .
1
Vehicle Speed Sensor
NOTE:
Refer to Component Fastener Tightening Notice .
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1222/1225/1226-NQG - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
TRANSFER CASE ASSEMBLY REPLACEMENT
Fig. 16: View Of Transfer Case, Gasket, Fuel Line Bracket & Nut
Courtesy of GENERAL MOTORS CORP.
Procedure:
Disconnect the vehicle speed sensor electrical connector.
Tighten: 17 N.m (13 lb ft)
2
Vehicle Speed Sensor O-Ring
Procedure:
Lightly lubricate the O-ring with clean DEXRON® VI.
Callout
Component Name
Preliminary Procedures
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the transfer case shield, if equipped. Refer to Transfer Case Shield
Replacement .
3. Remove the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement
or Two-Piece Propeller Shaft Replacement .
2008 Chevrolet Silverado 1500
2008 TRANSMISSION Transfer Case - MP 1222/1225/1226-NQG - Cab & Chassis Sierra, Cab & Chassis Silverado,
Sierra & Silverado
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