Hummer H2. Manual — part 622

Fig. 47: Roof Mounted Luggage Basket
Courtesy of GENERAL MOTORS CORP.

6. With the aid of an assistant, lower the roof basket into the position so that the mounts of the basket rest in

the stanchions where the crossbars were removed.

7. When correctly seated, hand tighten the stanchion knobs.

Fig. 48: Roof Mounted Luggage Basket Mounting Screws
Courtesy of GENERAL MOTORS CORP.

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Roof - Hummer H2

8. Install the screws which were removed from the crossbars earlier through the roof basket mounts and into

the stanchion.

Tighten: Tighten the screws to 5 N.m (44 lb in).

DESCRIPTION AND OPERATION

SUNROOF DESCRIPTION AND OPERATION

Power Sunroof System Components

The power sunroof system is a tilt/slide style, consisting of the following components:

z

Sunroof actuator, control module included

z

Sunroof switch

z

Sunroof window

z

Sunshade

z

The rail and track assembly upon which the sunroof window rides

z

Power supply for the sunroof actuator motor and Retained Accessory Power (RAP) relay: SUNROOF 25
A fuse

z

Ground G203

Power Sunroof Operation

The power sunroof will operate with the ignition switch turned to Accessory or RUN. Once the ignition switch
is turned to OFF, from RUN, the sunroof will continue to operate until any door is open or when the Retained
Accessory Power (RAP) has timed out. For a complete description of the RAP operation, refer to Retained
Accessory Power (RAP) Description and Operation in Retained Accessory Power.

Use the rocker type sunroof switch to command the sunroof to :

z

Open

z

Closed

z

Vent

Pressing the sunroof switch rearward, the sunroof window will slide from:

z

Vent position to the closed position

z

Closed position to the open position

Pressing the sunroof switch forward, the sunroof window will slide from:

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Roof - Hummer H2

z

Open position to the closed position

z

Closed position to the vent position

To Slide Open

The slide open function will work when the sunroof window is in the closed or partially open position. To slide
open the power sunroof, press and hold the sunroof switch rearward. This will apply an input to the sunroof
actuator motor from the sunroof switch open contacts through the sunroof switch open signal circuit. The
constant input, allows the sunroof actuator motor to control the opening of the sunroof window. From the closed
position the sunroof window will lower slightly, then slide open, rearward, with the sunroof sunshade between
the roof and the headliner, stopping at the comfort stop position.

From the comfort stop position, an open request will slide the sunroof window approximately (1 in) 2.54 cm
further open. The next open request will slide the sunroof window completely to the full open position.

To Close

To close the power sunroof from the:

z

Open position - press and hold the sunroof switch forward. This will apply an input to the sunroof
actuator motor from the sunroof switch close contacts through the sunroof switch close signal circuit. The
sunroof switch close input at the sunroof actuator motor needs to be constant, switch pressed, allowing
the sunroof actuator motor to control the motor to drive the sunroof window forward, until it reaches the
closed position. To close the sunshade, this will have to be manually slid closed.

z

Vent position - press and hold the sunroof switch rearward. This will apply an input to the sunroof
actuator motor from the sunroof switch open contacts through the sunroof switch circuit. The sunroof
switch open input to the sunroof actuator motor needs to be constant, switch pressed, to allow the motor
to tilt the sunroof window down to the fully closed position.

To Vent Open

To open the power sunroof to the vent position from the closed position, press and hold the sunroof switch
forward. This will apply an input to the sunroof actuator motor from the sunroof switch close contacts through
the sunroof switch close signal circuit. The sunroof switch close input to the sunroof actuator motor needs be
constant, switch pressed, to allow the sunroof actuator motor to control the motor to tilt the rear of the sunroof
window upward to the vent position.

Limit Switches

The limit switches are within the sunroof actuator motor and supply data. The multiple data combinations allow
the sunroof actuator motor to track the position of the sunroof window.

Sunroof Actuator Motor

The sunroof actuator motor contains the logic and is serviceable as one unit.

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Roof - Hummer H2

2004 ACCESSORIES & EQUIPMENT

Doors - Hummer H2

SPECIFICATIONS

FASTENER TIGHTENING SPECIFICATIONS

Fastener Tightening Specifications

SCHEMATIC AND ROUTING DIAGRAMS

POWER WINDOW SCHEMATICS

Application

Specification

Metric

English

Door Check Link Bolts

9 N.m

7 ft lb

Door Check Link Nuts

9 N.m

7 ft lb

Door Handle Nuts

9 N.m

7 ft lb

Door Hinge Bolts

25 N.m

73 ft lb

Lock Actuator Bolts - Door

9 N.m

7 ft lb

Lock Striker Bolts

27 N.m

20 ft lb

Outside Mirror Bolts

25 N.m

19 ft lb

Window Clamp Bolts

9 N.m

7 ft lb

Window Regulator Bolts

9 N.m

7 ft lb

Window Run Channel Bolts

9 N.m

7 ft lb

Window Stabilizer Bolts

9 N.m

7 ft lb

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2