Hummer H2. Manual - part 2295

Fig. 214: Installing J 24773-A 
Courtesy of GENERAL MOTORS CORP. 

2. Install the J 24773-A . See Special Tools and Equipment . 

 

2004 Hummer H2 

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

  

Fig. 215: Identifying J 25025-7A 
Courtesy of GENERAL MOTORS CORP. 

3. Remove an oil pump bolt.  

4. Install J 25025-7A (or a 278 mm or 11 in bolt) and lock nut. See Special Tools and Equipment .  

5. Install J 8001 . 

 

2004 Hummer H2 

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

  

Fig. 216: Setting J 8001 To Zero 
Courtesy of GENERAL MOTORS CORP. 

6. Set the J 8001 to zero.  

7. Pull up on J 24773-A . See Special Tools and Equipment . 

Proper end play should be 0.13-0.92 mm (0.005-0.036 in). 

8. The selective washer (616), which controls the end play, is located between the input housing (621) and 

the thrust bearing (615) on the oil pump hub. 

If the end play measurement is incorrect, refer to End Play Specifications . Choose a new selective 
washer (616) based on the original selective washer and the information contained in the table.

 

2004 Hummer H2 

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

  

If the dial indicator shows no end play, the selective washer (616) and thrust bearing (615) may have been 
misassembled. 

9. Correct the end play by changing the selective washer (616).  

OIL PUMP REMOVAL 

Tools Required 

z

J 37789-A Oil Pump Remover/Installer. See Special Tools and Equipment .  

z

J 39119 Oil Pump Remover/Installer Adapter. See Special Tools and Equipment .  

 

2004 Hummer H2 

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