Hummer H2. Manual - part 2333

Fig. 360: Thrust (Pump To Drum) Washer & Oil (Pump To Case) Seal 
Courtesy of GENERAL MOTORS CORP. 

1. Remove the thrust (pump to drum) washer (601).  

2. Remove the oil (pump to case) seal (5). 

 

2004 Hummer H2 

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

  

Fig. 361: Pump Cover, Bolts & Body 
Courtesy of GENERAL MOTORS CORP. 

3. Remove the pump cover bolts (233).  

4. Remove the pump cover (215) from the pump body (200). 

 

2004 Hummer H2 

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

  

OIL PUMP BODY DISASSEMBLE 

Fig. 362: Pump Slide Inner & Outer Springs 
Courtesy of GENERAL MOTORS CORP. 

1. Remove the pump slide inner (207) and outer (206) springs.  

2. Place a rag over the springs while removing them to prevent the springs from flying out. 

 

2004 Hummer H2 

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

  

Fig. 363: Oil Pump Rotor, Pump Vane Rings, Pump Vanes & Rotor Guide 
Courtesy of GENERAL MOTORS CORP. 

3. Remove the oil pump rotor (212) and pump vane rings (210).  

4. Remove the pump vanes (213).  

5. Remove the rotor guide (211). 

 

2004 Hummer H2 

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