Chevrolet Silverado / GMC Sierra. Service manual — part 2884

Fig. 8: Transfer Case Shift Control Module Replacement
Courtesy of GENERAL MOTORS CORP.

TRANSFER CASE SHIELD REPLACEMENT

Callout

Component Name

1

Transfer Case Shift Control Module

Procedure

1. Disconnect the electrical connector.

2. Remove the module from the module bracket by releasing the retaining

tabs.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 9: Transfer Case Shield Replacement
Courtesy of GENERAL MOTORS CORP.

TRANSFER CASE FLUID REPLACEMENT

Callout

Component Name

Preliminary Procedure:
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

1

Transfer Case Shield Bolt

Tighten: 20 N.m (15 lb ft)

NOTE:

Refer to Fastener Notice .

2

Transfer Case Shield

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 10: Transfer Case Fluid Replacement
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

Transfer Case Drain Plug

Procedure

1. Allow the transfer case to drain completely.

2. Apply sealant GM P/N 12346004, (Canadian P/N 10953480), or

equivalent, to the plug threads.

Tip: When performing the following procedure, use only hand tools to remove
and install the drain plug.

Tighten: 18 N.m (13 lb ft)

NOTE:

Refer to Component Fastener Tightening Notice .

Transfer Case Fill Plug

Procedure

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

TRANSFER CASE TWO/FOUR WHEEL DRIVE ACTUATOR REPLACEMENT

Fig. 11: Transfer Case Two/Four Wheel Drive Actuator Replacement
Courtesy of GENERAL MOTORS CORP.

2

1. Fill the transfer case to the bottom of the fill plug hole with DEXRON®

VI GM P/N 88861003 (Canadian P/N 88861004)

2. Apply sealant GM P/N 12346004, (Canadian P/N 10953480), or

equivalent, to the plug threads.

Tip: When performing the following procedure, use only hand tools to remove
and install the fill plug.

Tighten: 18 N.m (13 lb ft)

Callout

Component Name

Preliminary Procedure:
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

Two/Four Wheel Drive Actuator Bolt (Qty: 3)

NOTE:

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado