Hummer H2. Manual - part 644

 

  Index      Hummer     Hummer H2 - service repair manual 2004 year

 

Search            

 

 

 

 

 

 

 

  

 

Content   ..  642  643  644  645   ..

 

 

Hummer H2. Manual - part 644

 

 

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

  

DOWN position.  

Does the test lamp illuminate?

Go to Step 15

Go to Step 22

15

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 26

Go to Step 25

16

1. Disconnect the appropriate rear power 

window switch.  

2. With a test lamp connected to battery positive 

voltage, probe the power window up signal 
circuit at the rear window switch harness 
connector.  

3. Activate the appropriate rear window switch 

on the master switch to the UP position.  

Does the test lamp illuminate?

Go to Step 17

Go to Step 19

17

1. With a test lamp connected to battery positive 

voltage, probe the power window down 
signal circuit at the rear window switch 
harness connector.  

2. Activate the appropriate rear window switch 

on the master switch to the DOWN position.  

Does the test lamp illuminate?

Go to Step 25

Go to Step 20

18

Test for an open in the window lockout signal 
circuit. Refer to Circuit Testing and Wiring 
Repairs in Wiring Systems. 
Did you find and correct the condition?

Go to Step 33

Go to Step 23

19

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

Go to Step 33

Go to Step 23

20

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

Go to Step 33

Go to Step 23

21

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 33

Go to Step 25

Test for an open or short to ground in the power 

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Doors - Hummer H2

  

 

 

 

 

 

 

 

Content   ..  642  643  644  645   ..