GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Outside Mirrors System Check?

--

Go to Step 2

Go to Outside Mirrors System Check

2

Is the left front power mirror switch assembly inoperative?

--

Go to Step 3

Go to Step 14

3

  1. Move the power mirror select switch to the L position.
  2. Use a J 35616-200 unpowered test lamp to backprobe from cavity 2 to cavity 6.
  3. Move the power mirror switch to the UP position and the DOWN position.

Does the test lamp light with the switch in both positions?

--

Go to Step 5

Go to Step 4

4

Replace the Power Mirror Switch Replacement .

Is the repair complete?

--

Go to Outside Mirrors System Check

--

5

  1. Use a J 35616-200 unpowered test lamp to backprobe the power mirror switch from cavity 3 to cavity 6.
  2. Move the power mirror switch to the UP position and the DOWN position.

Does the test lamp light in both directions?

--

Go to Step 7

Go to Step 6

6

Replace the Power Mirror Switch Replacement .

Is the repair complete?

--

Go to Outside Mirrors System Check

--

7

  1. Use a J 35616-200 unpowered test lamp to backprobe the power mirror switch from cavity 2 to cavity 3.
  2. Move the power mirror switch to the LEFT position.

Does the test lamp light?

--

Go to Step 11

Go to Step 8

8

  1. Use a J 35616-200 unpowered test lamp to backprobe the power mirror switch from cavity 3 to ground.
  2. Move the power mirror switch to the LEFT position.

Does the test lamp light?

--

Go to Step 10

Go to Step 9

9

Repair the open in the GRN wire between the power mirror switch and the left front power mirror assembly. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

10

Repair the open in the WHT wire between S238 and the left front power mirror assembly.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

11

  1. Use a J 35616-200 unpowered test lamp to backprobe from cavity 6 to cavity 3.
  2. Move the power mirror switch to the DOWN position.

Does the test lamp light?

--

Go to Step 13

Go to Step 12

12

Repair the open in the BRN wire between the power mirror switch and the left front power mirror assembly. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

13

Replace the left front power mirror assembly.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

14

  1. Move the power mirror select switch to the R position.
  2. Use a J 35616-200 unpowered test lamp to backprobe from cavity 1 to cavity 6.
  3. Move the power mirror switch to the L position and the R position.

Does the test lamp light in both positions?

--

Go to Step 16

Go to Step 15

15

Replace the Power Mirror Switch Replacement .

Is the repair complete?

--

Go to Outside Mirrors System Check

--

16

  1. Use a J 35616-200 unpowered test lamp to backprobe the power mirror switch from cavity 4 to cavity 6.
  2. Move the power mirror switch to the UP position and the DOWN position.

Does the test lamp light in both positions?

--

Go to Step 18

Go to Step 17

17

Replace the Power Mirror Switch Replacement .

Is the repair complete?

--

Go to Outside Mirrors System Check

--

18

  1. Use a J 35616-200 unpowered test lamp to backprobe the right front power mirror switch assembly from cavity 2 to cavity 3.
  2. Push the power mirror switch to the L position.

Does the test lamp light?

--

Go to Step 22

Go to Step 19

19

  1. Use a J 35616-200 unpowered test lamp to backprobe the right front power mirror switch assembly from cavity 3 to ground.
  2. Push the power mirror switch to the L position.

Does the test lamp light?

--

Go to Step 21

Go to Step 20

20

Repair the open in the GRN wire between the power mirror switch and the right power mirror switch assembly. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

21

Repair the open in the WHT wire between S238 and the right front power mirror assembly.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

22

  1. Use a J 35616-200 unpowered test lamp to backprobe the power mirror switch assembly from cavity  2 to cavity 1.
  2. Move the power mirror switch to the DOWN position.

Does the test lamp light?

--

Go to Step 24

Go to Step 23

23

Repair the open in the BRN wire or the BRN/RED wire between the power mirror switch and the right front power mirror assembly. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Outside Mirrors System Check

--

24

Replace the right front power mirror assembly.

Is the repair complete?

--

Go to Outside Mirrors System Check

--