Hummer H2. Manual — part 2280

Fig. 155: Identifying Accumulator Piston Seal
Courtesy of GENERAL MOTORS CORP.

16. Remove the 3-4 accumulator piston seal (1) from the 3-4 accumulator piston.

17. Inspect the 3-4 accumulator piston for the following defects:

z

Porosity

z

Cracks

z

Scoring

z

Nicks and scratches

Installation Procedure

2004 Hummer H2

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

Fig. 156: Identifying Accumulator Piston Seal
Courtesy of GENERAL MOTORS CORP.

1. Install a new 3-4 accumulator piston seal (1) to the 3-4 accumulator piston.

2004 Hummer H2

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

Fig. 157: Installing 3-4 Accumulator Pin Into Transmission Case
Courtesy of GENERAL MOTORS CORP.

2. Install the 3-4 accumulator pin (1) into the transmission case and retain the pin with J 36850 .

2004 Hummer H2

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

Fig. 158: Identifying 3-4 Accumulator Piston
Courtesy of GENERAL MOTORS CORP.

3. Install the 3-4 accumulator piston (2) onto the pin (1) in the transmission case.

Ensure that the 3-4 accumulator piston legs face away from the transmission case.

2004 Hummer H2

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