Hummer H3. Manual — part 1637

SUNROOF HOUSING REAR DRAIN HOSE REPLACEMENT

Fig. 8: Sunroof Drain Hose Replacement - Rear
Courtesy of GENERAL MOTORS CORP.

Sunroof Housing Rear Drain Hose Replacement

Preliminary Procedures

1. Remove the headliner. Refer to Headlining Trim Panel Replacement .

2. Remove the front garnish moldings. Refer to Windshield Pillar Garnish Molding

Replacement .

1

Retainer, Sunroof Clip Front (Qty: 3)
Tip: Remove the retainer clips from the side of the A pillar.

2

Grommet, Sunroof Hose Drain Front
Tip: Use care when remove the drain hose grommet end from the cowl
panel. The grommet press in and pulls out of the cowl panel.

3

Hose, Sunroof Drain Front
Tip: Disconnect the drain hose from the module by pulling rearward.

Callout

Component Name

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Sunroof - H3

SUNROOF OPENING TRIM FINISH LACE REPLACEMENT

Fig. 9: Sunroof Finishing Lace Replacement
Courtesy of GENERAL MOTORS CORP.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications.

Preliminary Procedures

1. Remove the headliner. Refer to Headlining Trim Panel Replacement .

2. Remove the upper quarter trim. Refer to Body Side Rear Upper Garnish Molding

Replacement .

3. Remove the left lower quarter trim. Refer to Body Side Trim Panel Replacement -

Left Side .

4. Remove the right lower quarter trim. Refer to Body Side Trim Panel Replacement

- Right Side .

1

Retainer, Sunroof Clip Rear (Qty: 2)
Tip: Remove the retainer clips from the side of the C pillar.

2

Grommet, Sunroof Hose Drain Rear
Tip: Use care when remove the drain hose grommet end from the quarter
panel. The grommet press in and pulls out of the cowl panel.

3

Hose, Sunroof Drain Rear
Tip: Disconnect the drain hose from the module by pulling rearward.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Sunroof - H3

Sunroof Opening Trim Finish Lace Replacement

SUNROOF MODULE ASSEMBLY REPLACEMENT

Fig. 10: Sunroof Module Assembly Replacement
Courtesy of GENERAL MOTORS CORP.

Sunroof Module Assembly Replacement

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications.

1

Lace, Sunroof
Tip: Starting in the center rear, pull down and away from the headliner until
the lace is fully released.

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications.

NOTE:

Refer to Fastener Notice .

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Sunroof - H3

SUNROOF MOTOR/ACTUATOR INITIALIZATION/TEACH PROCESS

Perform the initialization/teach procedure any time:

A new sunroof motor/actuator has been installed.

The existing sunroof motor/actuator has been removed and reinstalled.

The sunroof system has suffered 3 interruptions for emergency events, i.e. anti-pinch, debris
in tracks etc., and normal operation is canceled.

By performing the initialization/teach procedure, the sunroof motor/actuator records the open
vent stop position. The motor/actuator will then understand the other positions, closed and full
open soft stop, and allow express and obstacle detection functions.

1. Ensure that all electrical harness connectors are connected.

2. Turn the ignition to ON.

3. Completely close the sunroof window with the manual close switch.

4. Press the sunroof vent switch to the vent open position until the sunroof window stops, and

continue holding the switch for at least 10 seconds.

Preliminary Procedures

1. Remove the sunroof window. Refer to Sunroof Window Replacement.

2. Remove the headliner. Refer to Headlining Trim Panel Replacement .

3. Remove the sunroof motor/actuator. Refer to Sunroof Motor/Actuator

Replacement.

4. Remove the sunshade. Refer to Sunroof Sunshade Assembly Replacement.

1

Hose, Sunroof Drain (Qty: 4)
Tip: Unplug the drain hoses from each side of the drain weeper valve.

2

Nuts, Sunroof Module (Qty: 10)
Tip: There are 3 nuts down each side and 4 across the front.

Tighten: 9 N.m (80 lb in)

3

Module, Sunroof

IMPORTANT: The initialization/teach procedure is not complete if the

battery and/or ignition power has been interrupted during the
process. The Initialization/Teach Process must be restarted if
the procedure is not carried out completely.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Sunroof - H3