Hummer H3. Manual — part 844

Fig. 411: View Of Oil Pump Seal, Converter Housing & Bolts
Courtesy of GENERAL MOTORS CORP.

IMPORTANT:

Ensure the converter housing and case face are clean
before installing a new pump seal.

2007 Hummer H3

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

1. Install the oil pump seal (5). Seat oil pump seal (5) by hand, between pump body and case.

Ensure the seal is evenly seated.

2. Install the converter housing (102).

3. Using the J 41510 , install the converter housing bolts (94) to the transmission case. See

Special Tools.

Tighten:

Tighten converter housing bolts evenly in a star pattern sequence.

Tighten the converter housing bolts (94) to 65-75 N.m (48-55 lb ft).

TURBINE SHAFT O-RING INSTALLATION

When installing a new oil pump seal (5), the seal will
protrude slightly above the case surface. The oil pump
seal is a wedge design that will conform to the surfaces
between the oil pump body and the transmission case as
the converter housing (102) is installed.

NOTE:

Refer to FASTENER NOTICE .

2007 Hummer H3

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

Fig. 412: Identifying Turbine Shaft O-Ring
Courtesy of GENERAL MOTORS CORP.

Install the O-ring (618) on the turbine shaft. O-Ring location is location dependent.

CONTROL VALVE BODY DISASSEMBLE

2007 Hummer H3

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

Fig. 413: View Of Manual Valve
Courtesy of GENERAL MOTORS CORP.

1. Remove the manual valve (340).

CAUTION: Refer to Valve Springs Can Be Tightly Compressed

Caution .

2007 Hummer H3

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