Chevrolet Silverado / GMC Sierra. Service manual — part 2899

TRANSFER CASE ASSEMBLE

Input Shaft and Planetary Assembly Installation

Fig. 44: View Of Input Shaft & Planetary Assembly Components

5

Transfer Case Two/Four Wheel Drive Actuator Cam

6

Transfer Case High/Low Shift Fork - Service - Pin
Tip:

Apply a small amount of threadlock GM P/N
12345493 (Canadian P/N 10953488) or
equivalent to the shaft of the pin before
installation.

Press the pin into the control actuator shaft using
a brass drift until it bottoms.

7

Transfer Case Shift Fork Shaft Guide Screw
Tip: Apply threadlock GM P/N 12345493 (Canadian
P/N 10953488) or equivalent to the screw threads.

Tighten: 5 N.m (44 lb in)

2008 Chevrolet Silverado 1500

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

Silverado

Courtesy of GENERAL MOTORS CORP.

Input Shaft and Planetary Assembly Installation

Rear Output Shaft Assembly

Callout

Component Name

1

Transfer Case Input Shaft Bearing Assembly

2

Transfer Case Input Shaft Inner Retaining Ring

3

Transfer Case High/Low Planetary Carrier
Assembly

4

Transfer Case Planetary Carrier Sun Gear Thrust
Washer

5

Transfer Case Input Shaft

6

Transfer Case Planetary Carrier Sun Gear Thrust
Washer

7

Transfer Case High/Low Locking Plate

8

Transfer Case High/Low Planetary Carrier
Retaining Ring

9

Transfer Case Input Shaft/Planetary Assembly

10

Transfer Case Input Shaft Bearing Outer Retaining
Ring

2008 Chevrolet Silverado 1500

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

Silverado

Fig. 45: View Of Rear Output Shaft Assembly Components
Courtesy of GENERAL MOTORS CORP.

Rear Output Shaft Assembly

Callout

Component Name

1

Transfer Case Rear Output Shaft

2

Transfer Case Two/Four Wheel Drive Synchronizer
Hub

3

Transfer Case Two/Four Wheel Drive Synchronizer
Insert (Qty: 3)
Tip: Ensure that the inserts are installed in the
correct orientation in the synchronizer hub. The
inserts should be able to move when correctly
installed.

4

Transfer Case Two/Four Wheel Drive Synchronizer
Sleeve

5

Transfer Case Two/Four Wheel Drive Synchronizer
Assembly

6

Transfer Case Two/Four Wheel Drive Synchronizer

2008 Chevrolet Silverado 1500

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

Silverado

Shift Fork Assemblies and Rear Output Shaft Assembly Installation

Blocking - Outer - Ring

7

Transfer Case Two/Four Wheel Drive Synchronizer
Blocking - Inner - Ring

8

Transfer Case Front Output Shaft Drive Sprocket

9

Transfer Case Front Output Shaft Drive Sprocket
Spacer - Rear

10

Transfer Case Front Output Shaft Drive Sprocket
Retaining Ring

11

Transfer Case Oil Pump Assembly

12

Transfer Case Rear Output Shaft Speed Reluctor
Wheel

13

Transfer Case Rear Output Shaft Rear Bearing
Retaining Ring

14

Transfer Case Rear Output Shaft Rear Bearing
Assembly
Tip:

Use an arbor press or suitable installer to
install the bearing to the rear output shaft.

Ensure the retaining ring groove in the outer
race is positioned toward the rear.

15

Transfer Case Rear Output Shaft Rear Bearing
Retaining Ring

2008 Chevrolet Silverado 1500

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

Silverado