Hummer H3. Manual — part 850

Fig. 432: Removing The 2-3 Shift Solenoid Retainer And The 2-3 Shift Solenoid
Courtesy of GENERAL MOTORS CORP.

8. Install the following items:

NOTE:

Be sure all solenoids are installed with the electrical
connectors facing the non-machined (cast) side of the valve
body; otherwise, the solenoids will bind against the
transmission case as the valve body bolts are tightened and
damage may occur.

2007 Hummer H3

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

1. The 2-3 shift valve (368)

2. The 2-3 shuttle valve (369)

3. The 2-3 shift solenoid valve (367B)

4. The solenoid retainer (395)

Fig. 433: Removing The 1-2 Shift Solenoid Retainer And The 1-2 Shift Solenoid
Courtesy of GENERAL MOTORS CORP.

NOTE:

Be sure all solenoids are installed with the electrical
connectors facing the non-machined (cast) side of the valve

2007 Hummer H3

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

9. Install the following items:

1. The 1-2 shift valve spring (365)

2. The 1-2 shift valve (366)

3. The 1-2 shift solenoid valve (367A)

4. The solenoid valve retainer (395)

Fig. 434: Exploded View Of Forward Abuse & Low Overrun Components
Courtesy of GENERAL MOTORS CORP.

body; otherwise, the solenoids will bind against the
transmission case as the valve body bolts are tightened and
damage may occur.

2007 Hummer H3

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

10. Install the following items:

1. The forward abuse valve (357)

2. The forward abuse valve spring (358)

3. The bore plug (359)

4. The coiled spring pin (360)

5. The low overrun valve (361)

6. The low overrun valve spring (362)

11. Install the following items:

1. The forward accumulator oil seal (353) on the forward accumulator piston (354)

2. The forward accumulator pin (355)

3. The forward accumulator piston (354)

4. The forward accumulator spring (356)

5. The forward accumulator cover (363)

6. The forward accumulator cover bolts (364)

2007 Hummer H3

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