Hummer H2. Manual - part 2724

Excessive wear

2. Inspect the shift detent lever shaft (4) for the following conditions:

Encoder motor drive end excessively worn

Straightness

3. Inspect the sleeve (2) for excessive wear or for being grooved from the spring (3).

4. Inspect the spring (3) for being weak or for the tabs being bent.

5. Replace any of the above components if they are found to be faulty. Refer to Transfer Case Disassemble

and Transfer Case Assemble .

TRANSFER CASE ASSEMBLE

Tools Required

J 3289-20 Holding Fixture

J 8092 Universal Driver Handle

J 22912-01 Rear Pinion and Axle Bearing Remover

J 36850 Transjel Lubricant

J 42176 Universal Driver Handle - Non-Threaded

J 42738 Seal Installer

J 43484 Front Output Shaft Seal Installer

J 45756 Rear Output Shaft Seal Installer

J 45757 Mainshaft Support Bushing and Bearing Installer

J 45759 Assembly Fixture

2004 Hummer H2

2004 DRIVELINE/AXLE Transfer Case - Overhaul - BW 4482-NR4

Fig. 70: View Of Transfer Case Mounting Stud
Courtesy of GENERAL MOTORS CORP.

1. If removed, install the transfer case mounting studs.

Tighten: Tighten the mounting studs to 31 N.m (23 lb ft).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2004 Hummer H2

2004 DRIVELINE/AXLE Transfer Case - Overhaul - BW 4482-NR4

Fig. 71: Installing J 45759 Into J 3289-20
Courtesy of GENERAL MOTORS CORP.

2. Using the adapter studs, attach the J 45759 to the front transfer case. All of the assembly procedures can

be performed with the case mounted to the J 45759 .

3. Install the J 45759 (2) into the J 3289-20 (1) and secure with the pivot pin.

2004 Hummer H2

2004 DRIVELINE/AXLE Transfer Case - Overhaul - BW 4482-NR4

Fig. 72: View Of Shift Detent Lever Shaft Seal
Courtesy of GENERAL MOTORS CORP.

4. Install the seal for the shift detent lever shaft. The seal will install using hand pressure. The spring side, or

opened side, of the seal faces outward.

2004 Hummer H2

2004 DRIVELINE/AXLE Transfer Case - Overhaul - BW 4482-NR4