GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Interior Lamps System Check performed?

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Go to Step 2

Go to Interior Lamps System Check

2

  1. Place the headlamp switch in the park lamps position.
  2. Remove the bulb from the right front power door lock switch.
  3. Connect an unpowered test lamp between the power door lock connector, cavity C for CKT 9 (BRN), and ground.

Does the test lamp light?

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Go to Step 3

Go to Step 4

3

Repair the open in CKT 150 (BLK) between splice S206 and ground G201 or ground G200 (upfitter provisions).

Are the power window lamps and the power door lock lamps operative?

--

Go to Interior Lamps System Check

Go to Step 4

4

Repair the open in CKT 9 (BRN) between splice S225 and convenience center connector C210.

Are the power window lamps and the power door lock lamps operative?

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Go to Interior Lamps System Check

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