Hummer H2. Manual - part 2664

Fig. 14: Transfer Case Encoder/Motor Assembly 
Courtesy of GENERAL MOTORS CORP. 

1. Apply a 3.175 mm (1/8 in) bead of RTV sealant GM P/N 12345739 (Canadian P/N 10953541) or 

equivalent to the sealing surface of the encoder motor.  

2. Rotate to align the shift detent lever with the encoder motor assembly and install the encoder motor. 

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2

  

3. Loosely install the encoder motor mounting bolts.  

4. Loosely install the encoder motor bracket bolt. 

Tighten: Tighten the Encoder motor mounting bolts and the bracket bolt to 10 N.m (89 lb in). 

5. Connect the encoder motor electrical connector.  

6. Install the transfer case shield. Refer to Transfer Case Shield Replacement .  

TRANSFER CASE SPEED SENSOR REPLACEMENT 

Removal Procedure 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2

  

Fig. 15: Electrical Connector & Speed Sensor 
Courtesy of GENERAL MOTORS CORP. 

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.  

2. Remove the electrical connector from the speed sensor. 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2

  

Fig. 16: Speed Sensor & O-Ring 
Courtesy of GENERAL MOTORS CORP. 

3. Remove the speed sensor and the O-ring from the transfer case.  

Installation Procedure 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2