GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Windows System Check?

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Go to Step 2

Go to Power Windows System Check

2

  1. Disconnect the LH front power window switch connector C2.
  2. Using a Digital Multimeter(DMM), backprobe between the LH front power window switch harness connector C2 terminal B and ground.

Does the voltage measure within the specified range?

10-15 V

Go to Step 4

Go to Step 3

3

Replace the LH front power window switch. Refer to Front Side Door Window Switch Replacement .

Is the repair complete?

--

Go to Power Windows System Check

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4

Repair short to B+ in circuit 1307. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Windows System Check

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