Hummer H2. Manual — part 509

9

circuit in connector C1 cavity D at the
passenger door module.

Does the test lamp illuminate?

Go to Step 10

Go to Step 18

10

1. Disconnect the passenger front power

window motor.

2. Connect a test lamp to a good ground.

3. Probe the power window motor up control

circuit at the power window motor harness
connector.

4. Activate the power window switch to the UP

position.

Does the test illuminate?

Go to Step 11

Go to Step 13

11

1. With the test lamp still connected to a good

ground, probe the power window motor
down control circuit.

2. Activate the power window switch to the

DOWN position.

Does the test lamp illuminate?

Go to Step 12

Go to Step 14

12

1. Connect a test lamp between the power

window motor up and down control circuits.

2. Activate the power window switch to the UP

and DOWN positions.

Does the test lamp illuminate in both positions?

Go to Step 17

Go to Step 15

13

Test for an open or short to ground in the power
window motor up control circuit. Refer to Circuit
Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?

Go to Step 22

Go to Step 15

14

Test for an open or short to ground in the power
window motor down control circuit. Refer to
Circuit Testing and Wiring Repairs in Wiring
Systems.
Did you find and correct the condition?

Go to Step 22

Go to Step 15

15

Inspect for poor connections at the passenger door
module. Refer to Testing for Intermittent
Conditions and Poor Connections and
Connector Repairs in Wiring Systems.
Did you find and correct the condition?

Go to Step 22

Go to Step 19

16

Inspect for poor connections at the driver door
module. Refer to Testing for Intermittent
Conditions and Poor Connections and

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2

POWER WINDOW INOPERATIVE - PASSENGER DOOR (REAR DOOR(S))

Power Window Inoperative - Passenger Door (Rear Door(s))

Connector Repairs in Wiring Systems.
Did you find and correct the condition?

Go to Step 22

Go to Step 20

17

Inspect for poor connections at the passenger front
power window motor. Refer to Testing for
Intermittent Conditions and Poor Connections
and Connector Repairs in Wiring Systems.
Did you find and correct the condition?

Go to Step 22

Go to Step 21

18

Repair the open or short to ground in the battery
positive voltage circuit. Refer to Wiring Repairs
in Wiring Systems.
Did you complete the repair?

Go to Step 22

-

19

Replace the passenger door module. Refer to
Switch Replacement - Door Lock and Side
Window - Passenger .Did you complete the
repair?

IMPORTANT:

Perform the set up procedure for the passenger
door module. Refer to Service Programming
System (SPS) in Programming.

Go to Step 22

-

20

Replace the driver door module. Refer to Switch
Replacement - Door Lock and Side Window -
Driver .Did you complete the repair?

IMPORTANT:

Perform the set up procedure for the driver door
module. Refer to Service Programming System
(SPS) in Programming.

Go to Step 22

-

21

Replace the passenger front power window motor.
Refer to Window Regulator Motor Replacement
- Front Door .
Did you complete the repair?

Go to Step 22

-

22

Operate the system in order to verify the repair.
Did you correct the condition?

System OK

Go to Step 3

Step

Action

Yes

No

Schematic Reference:Power Window Schematics
Connector End View Reference:Power Door Systems Connector End Views

1

Did you perform the Door Systems Diagnostic
System Check?

Go to Step 2

Go to Diagnostic

System Check -

Door Systems

1. Disable the window lockout function.

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2

2

2. Operate the passenger rear power windows in

the UP and DOWN directions from the
passenger power window switches.

Do the passenger rear power windows operate
properly?

Go to Step 3

Go to Step 4

3

Operate the passenger rear power windows in the
UP and DOWN directions from the master
switches.
Do the passenger rear power windows operate
properly from the master switches?

Go to Testing for

Intermittent Conditions

and Poor Connections in

Wiring Systems

Go to Step 6

4

Are both rear power windows inoperative?

Go to Step 5

Go to Step 9

5

1. Install a scan tool.

2. Monitor the window lockout data parameter

in the driver door module input list.

3. Place the window lockout switch in both the

ON and OFF positions.

Does the window lockout data parameter change
accordingly?

Go to Step 23

Go to Step 24

6

1. Install a scan tool.

2. Monitor the rear window status data

parameters in the driver door module inputs
list.

Do either of the rear window status data parameters
display an active state without a rear window switch
activation?

Go to Step 24

Go to Step 7

7

1. Install a scan tool.

2. Monitor the rear window status data

parameters in the driver door module inputs
list.

3. Activate the passenger rear power window

switches on the master switch in the up and
down positions.

Do the rear window status data parameters change
accordingly?

Go to Step 8

Go to Step 24

8

1. With a scan tool, monitor the passenger rear

window status data parameters in the body
control module data list.

2. Activate the passenger rear power window

switches on the master switch in the up and

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2

down positions.

Do the rear window status data parameters change
accordingly?

Go to Step 16

Go to Step 23

9

1. Disable the window lockout function.

2. Disconnect the inoperative rear window

switch.

3. Connect a test lamp to a good ground.

4. Probe the window lockout signal circuit at the

rear window switch harness connector.

Does the test lamp illuminate?

Go to Step 10

Go to Step 18

10

With a test lamp connected to a good ground, probe
the battery positive voltage circuit at the rear power
window switch harness connector.
Does the test lamp illuminate?

Go to Step 11

Go to Step 27

11

1. Connect a test lamp to battery positive

voltage.

2. Probe the ground circuit at the rear power

window switch harness connector.

Does the test lamp illuminate?

Go to Step 13

Go to Step 28

12

Probe the power window up and down signal
circuits one at a time, with a test lamp that is
connected to the battery positive voltage.
Does the test lamp illuminate at either signal
circuit?

Go to Step 19

Go to Step 13

13

1. Disconnect the appropriate rear power

window motor.

2. Connect the rear power window switch.

3. Connect a test lamp to a good ground.

4. Probe the power window motor up control

circuit at the power window motor harness
connector.

5. Activate the power window switch to the UP

position.

Does the test illuminate?

Go to Step 14

Go to Step 21

14

1. With the test lamp still connected to a good

ground, probe the power window motor down
control circuit.

2. Activate the power window switch to the

2004 Hummer H2

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2