Hummer H2. Manual - part 2284

4. Remove the two nuts securing the transmission mount to the transmission support. 

Fig. 171: Transmission Mount 
Courtesy of GENERAL MOTORS CORP. 

5. Raise the transmission off of the transmission support.  

6. Remove the bolts.  

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

  

Installation Procedure 

Fig. 172: Transmission Mount 
Courtesy of GENERAL MOTORS CORP. 

1. Install the transmission mount to the vehicle. 

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

  

2. Install the bolts. 

Tighten: Tighten the bolts to 60 N.m (44 lb ft). 

Fig. 173: Identifying Transmission Mount Nuts

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

  

Courtesy of GENERAL MOTORS CORP.

3. Lower the transmission and install the two nuts securing the transmission mount to the transmission 

support. 

Tighten: Tighten the nuts to 40 N.m (30 lb ft). 

4. Remove the transmission jack.  

5. Install the catalytic converter guard. Refer to Catalytic Converter Guard Replacement .  

6. Lower the vehicle.  

TRANSMISSION REPLACEMENT 

Removal Procedure 

1. Disconnect the battery.  

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

3. Support the transmission with a transmission jack.  

4. Remove the exhaust pipe assembly. Refer to Catalytic Converter Replacement (Right Hand) in Engine 

Exhaust.  

5. Remove the starter motor. Refer to Starter Motor Replacement in Engine Electrical.  

6. Lower the transmission to gain access to the top and sides of the transmission.  

7. Remove the transfer case. Refer to Transfer Case Assembly Replacement .  

8. Remove the shift cable end from the transmission shift lever ball stud and the pan rail bracket. Refer to 

Automatic Transmission Range Selector Cable Replacement . 

CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2