Hummer H2. Manual - part 2262

Fig. 86: Servo Cover & O-Ring Seal 
Courtesy of GENERAL MOTORS CORP. 

9. Remove the servo cover and the O-ring seal. If the cover is hung up on the seal, use a pick (2) to pull and 

stretch the seal (1) out of the groove. Cut and remove the O-ring seal before removing the cover. 

 

2004 Hummer H2 

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

  

Fig. 87: View Of 2-4 Servo 
Courtesy of GENERAL MOTORS CORP. 

10. Remove the 2-4 servo from the transmission.  

11. Inspect the 4th apply piston, 2-4 servo converter, 2nd apply piston, and the servo piston inner housing for 

the following defects. 

z

Cracks  

z

Scoring  

z

Burrs and nicks  

Installation Procedure 

1. Install new seals on the servo pistons and the servo cover. 

 

2004 Hummer H2 

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

  

Fig. 88: View Of 2-4 Servo 
Courtesy of GENERAL MOTORS CORP. 

2. Install the 2-4 servo assembly into the transmission.  

3. Install the J 29714-A . See Special Tools and Equipment . 

 

2004 Hummer H2 

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

  

Fig. 89: Servo Using J 29714-A 
Courtesy of GENERAL MOTORS CORP. 

4. Tighten the bolt in order to compress the servo cover.  

5. Install the servo cover retaining ring.  

6. Remove the J 29714-A from the oil pan flange. See Special Tools and Equipment . 

7. Install the oil pan bolt. 

Tighten: Tighten the oil pan bolt to 11 N.m (97 lb in).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

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