Hummer H3. Manual — part 359

14. Tighten the 2 transmission mounting bolts (2) previously installed.

Tighten: Tighten the transmission mounting bolts to 50 N.m (37 lb ft).

Fig. 284: View Of Transmission Mounting Bolts
Courtesy of GENERAL MOTORS CORP.

IMPORTANT:

Ensure the studded mounting bolts (2) are located in the
correct position.

The heater pipe (1) must be secured with the 2 upper
mounting bolts.

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

15. Install the remaining transmission mounting bolts.

Tighten: Tighten the transmission mounting bolts to 50 N.m (37 lb ft).

16. Align the torque converter to flexplate/flywheel orientation marks made during the removal

procedure (automatic only).

17. Repeat the following steps for all 3 torque converter bolts (automatic only):

1. Rotate the harmonic balancer center bolt clockwise ONLY, in order to access the

torque converter bolt holes in the flexplate/flywheel through the service slot.

2. To aid in alignment of the torque converter to the flexplate/flywheel. Install all 3

torque converter bolts before fully tightening using one of the following:

Tighten: Tighten the torque converter bolts to 60 N.m (44 lb ft).

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 285: View Of Inspection Plug
Courtesy of GENERAL MOTORS CORP.

18. Install the inspection plug (3) to the transmission (1) (automatic only).

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 286: View Of Transmission Oil Cooler Pipe Bracket Bolt
Courtesy of GENERAL MOTORS CORP.

19. Install the bolt (2) securing the transmission oil cooler pipe bracket to the right side of the

engine oil pan rail (automatic only).

Tighten: Tighten the transmission oil cooler pipe bracket bolt to 20 N.m (15 lb ft).

20. Install the exhaust seal. Refer to Exhaust Seal Replacement .

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3