Hummer H3. Manual — part 848

1. Install the following items:

1. The isolator valve (398)

2. The regulator apply spring (397)

3. The regulator apply valve (380)

4. The bore plug (381)

5. The bore plug retainer (395)

Caution .

IMPORTANT: Lubricate all parts with DEXRON®VI automatic transmission

fluid before installation.

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3

Fig. 426: View Of 4-3 Sequence Valve & 3-4 Relay Valve
Courtesy of GENERAL MOTORS CORP.

2. Install the following items:

1. The 4-3 sequence valve spring (382)

2. The 4-3 sequence valve (383)

3. The 3-4 relay valve (384)

4. The bore plug (381)

5. The bore plug retainer (395)

Fig. 427: Locating 3-4 Shift Valve
Courtesy of GENERAL MOTORS CORP.

3. Install the following items:

1. The 3-4 shift valve (385)

2. The 3-4 shift valve spring (386)

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3

3. The bore plug (381)

4. The bore plug retainer (395)

Fig. 428: View Of Reverse Abuse Valve & 3-2 Downshift Valve
Courtesy of GENERAL MOTORS CORP.

4. Install the following items:

1. The reverse abuse valve (387)

2. The reverse abuse valve spring (388)

3. The bore plug (359)

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3

4. The coiled spring pin (360)

5. The 3-2 downshift valve (389)

6. The 3-2 downshift valve spring (390)

7. The bore plug (381)

8. The bore plug retainer (395)

Fig. 429: Removing The 3-2 Control Solenoid Retainer And The 3-2 Control
Solenoid
Courtesy of GENERAL MOTORS CORP.

2007 Hummer H3

2007 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - H3