Hummer H2. Manual — part 2586

2. Remove the case extension oil seal assembly (34) (model dependent).

Fig. 312: Removing Case Extension Bushing
Courtesy of GENERAL MOTORS CORP.

3. Using the J 23062-14 and the J 8092 , remove the case extension bushing (33).

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

Fig. 313: Installing Case Extension Bushing
Courtesy of GENERAL MOTORS CORP.

4. Using the J 34196-4 which is part of kit J 34196-B and the J 8092 , install a case extension bushing (33).

SPEED SENSOR AND CASE EXTENSION INSTALLATION (2WD APPLICATIONS ONLY)

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

Tools Required

J 21426 Rear Seal Installer. See Special Tools and Equipment .

Installation Procedure

Fig. 314: Cross Sectional View Of Output Shaft Seal
Courtesy of GENERAL MOTORS CORP.

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

1. Using the J 21426 , install an output shaft sleeve (690) and an output shaft seal (691).

Do not push the sleeve past the machined surface on the output shaft.

Fig. 315: Locating Case Extension Case Seal
Courtesy of GENERAL MOTORS CORP.

2004 Hummer H2

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E