Hummer H3. Manual — part 1522

Fig. 213: Identifying Countershaft Front Bearing Retaining Ring
Courtesy of GENERAL MOTORS CORP.

2. Select the maximum thickness retaining ring for the countershaft front bearing, that will fit

in the groove. Refer to Countershaft Front Bearing Retaining Ring Specifications.

IMPORTANT: The retaining ring is a select fit. Always install a new

retaining ring.

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

Fig. 214: Locating Countershaft Front Bearing Retaining Ring
Courtesy of GENERAL MOTORS CORP.

3. Install the countershaft front bearing retaining ring.

INPUT SHAFT ASSEMBLE

Tools Required

J 36850 Transjel Lubricant

J 44339 Reverse Synchronizer Installer. See Special Tools.

Assembly Procedure

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

Fig. 215: Installing Input Shaft Bearing Using J 44339
Courtesy of GENERAL MOTORS CORP.

1. Install a new input shaft bearing on the input shaft. The bearing retaining ring groove goes

forward.

2. Using a hydraulic press and J 44339 , install the input shaft bearing in position. See Special

Tools.

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

Fig. 216: Identifying Input Shaft Bearing Retaining Ring
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The retaining ring is a select fit. Always install a new

retaining ring.

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3