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