GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Captiva 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Power Windows Inoperative - All

Step

Action

Values

Yes

No

1

Did you perform the Diagnostic System Check - Vehicle?

--

Go to Step 2

Go to Diagnostic System Check - Vehicle

2

Operate all power windows from all power window switches.

Did all the power windows operate from all power window switches correctly?

--

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

3

Did any power window operate from any power window switch?

--

Go to Symptoms - Fixed and Moveable Windows

Go to Step 4

4
  1. Disconnect the main power window switch connector.
  2. Turn ON the ignition, with the engine OFF.
  3. Connect a test lamp between the accessory voltage circuit of the main power window switch connector and a good ground.

Does the test lamp illuminate?

--

Go to Step 5

Go to Step 6

5

Connect a test lamp between the accessory voltage circuit and the ground circuit of the main power window switch connector.

Does the test lamp illuminate?

--

Go to Step 10

Go to Step 13

6
  1. Turn OFF the ignition.
  2. Remove the power window relay.
  3. Connect a test lamp between the power window relay battery positive voltage circuit at the power window relay harness connector and a good ground.

Does the test lamp illuminate?

--

Go to Step 8

Go to Step 7

7

Test the following circuits of the main power window switch for a short to ground:

    • Power window motor left front up control
    • Power window motor left front down control
    • Power window master switch left rear up signal
    • Power window master switch left rear down signal
    • Power window master switch lockout signal of the LR window switch
    • Power window master switch lockout signal of the RR window switch
    • Power window master switch right rear up signal
    • Power window master switch right rear down signal
    • Power window motor right front up control
    • Power window motor right front down control
    • Power window motor left rear up control
    • Power window motor left rear down control
    • Power window motor right rear up control
    • Power window motor right rear down control

Did you find and correct the condition?

--

Go to Step 17

Go to Step 12

8

Connect a test lamp between the battery positive voltage circuit and the ground circuit of the power window relay connector.

Does the test lamp illuminate?

--

Go to Step 9

Go to Step 14

9

Test the accessory voltage circuit of the main power window switch for a high resistance or an open.

Did you find and correct the condition?

--

Go to Step 17

Go to Step 11

10

Inspect for poor connections at the main power window switch connector.

Did you find and correct the condition?

--

Go to Step 17

Go to Step 16

11

Inspect for poor connections at the power window relay connector.

Did you find and correct the condition?

--

Go to Step 17

Go to Step 15

12

Repair the short to ground in the accessory voltage circuit of the main power window switch.

Did you complete the repair?

--

Go to Step 17

--

13

Repair the open or high resistance in the main power window switch ground circuit.

Did you complete the repair?

--

Go to Step 17

--

14

Repair the open or high resistance in the power window relay ground circuit.

Did you complete the repair?

--

Go to Step 17

--

15

Replace the power window relay.

Did you complete the replacement?

--

Go to Step 17

--

16

Replace the main power window switch.

Did you complete the replacement?

--

Go to Step 17

--

17

Operate the system in order to verify the repair.

Did you correct the condition?

--

System OK

Go to Step 2