Hummer H2. Manual - part 2614

Fig. 4: Removing Transmission Oil Pan & Gasket 
Courtesy of GENERAL MOTORS CORP.

 

2004 Hummer H2 

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2

  

Fig. 5: Removing & Installing Filter & Seal 
Courtesy of GENERAL MOTORS CORP.

 

2004 Hummer H2 

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2

  

Fig. 6: Removing Seal Using Pliers 
Courtesy of GENERAL MOTORS CORP. 

Refilling & Inspecting 

1. Coat the NEW filter seal with automatic transmission fluid.  

2. Install the NEW filter seal into the transmission case. Tap the seal into place using a suitable size socket. 

 

2004 Hummer H2 

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2

  

See Fig. 7 .  

3. Install the NEW filter.  

4. Install the transmission oil pan and NEW gasket. See Fig. 4 .  

5. Install the transmission oil pan bolts. See Fig. 3 . Tighten the bolts alternately and evenly to specification. 

See TORQUE SPECIFICATIONS .  

6. If previously removed, install the shift cable bracket and bolts. Tighten the bolts to specification. See 

TORQUE SPECIFICATIONS .  

7. Apply a small amount of sealant to the threads of the transmission oil pan drain plug, if equipped.  

8. Install the transmission oil pan drain plug, if equipped. Tighten the plug to specification. See TORQUE 

SPECIFICATIONS .  

9. Lower the vehicle.  

10. Fill transmission to proper level with appropriate fluid. See RECOMMENDED FLUIDS and FLUID 

CAPACITIES .  

11. Check the COLD fluid level reading for initial fill only.  

12. Inspect the transmission oil pan gasket for leaks. 

 

2004 Hummer H2 

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2