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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSDOOR SYSTEM, MIRROR SYSTEM & WINDOW SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESPOWER WINDOW INOPERATIVE - DRIVER DOOR
2006 Chevrolet Suburban K2500, 6.0 U

Power Window Inoperative - Driver Door

2006 Chevrolet Suburban K2500, 6.0 USECTION Power Window Inoperative - Driver Door
Power Window Inoperative - Driver Door

Step Action Yes No
Schematic Reference: Power Window Schematics 
Connector End View Reference: Power Door Systems Connector End Views 
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2 Operate the driver power window in the UP and DOWN directions.
Does the driver power window operate properly?		 Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3
  1. Install a scan tool.
  2. Monitor the Driver Window Status Data parameter in the driver door inputs list.
Does the Driver Window Status Data parameter display an active state?		 Go to Step 11  Go to Step 4 
4
  1. Monitor the Driver Window Status Data parameter in the driver door module inputs list.
  2. Activate the driver power window switch in the up and down positions.
Does the Driver Window Status Data parameter change accordingly?		 Go to Step 5  Go to Step 11 
5
  1. Connect a test lamp to a good ground.
  2. Backprobe the battery positive voltage circuit at connector C1 cavity 2.
Does the test lamp illuminate?		 Go to Step 6  Go to Step 13 
6
  1. Disconnect the driver 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 7  Go to Step 9 
7
  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 8  Go to Step 10 
8
  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 12  Go to Step 11 
9 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 16  Go to Step 11 
10 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 16  Go to Step 11 
11 Inspect for poor connections at the driver door module (DDM). 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 16  Go to Step 14 
12 Inspect for poor connections at the driver 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 16  Go to Step 15 
13 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 16  -
14 Replace the DDM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Did you complete the repair?		 Go to Step 16  -
15 Replace the driver power window motor. Refer to Window Regulator Motor Replacement - Front Door .
Did you complete the repair?		 Go to Step 16  -
16 Operate the system in order to verify the repair.
Did you correct the condition?		 System OK Go to Step 3 
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.