GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Outside Mirror System Check?

--

Go to Step 2

Go to Outside Mirrors System Check

2

Inspect the PWR MIRR fuse.

Is the PWR MIRR fuse open?

--

Go to Step 3

Go to Step 4

3

Repair the short in circuit 1140.

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--

4

Use a test light in order to backprobe between the outside remote control rearview mirror switch connector terminal E and the ground.

Does the test lamp light?

--

Go to Step 5

Go to Step 9

5

Use a test light in order to backprobe between the outside remote control rearview mirror switch connector terminals E and D.

Does the test lamp light?

--

Go to Step 6

Go to Step 12

6

Inspect the outside remote control rearview mirror switch connector for a poor connection.

Did you find a poor connection?

--

Go to Step 7

Go to Step 8

7

Repair the poor connection at the outside remote control rearview mirror switch connector.

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--

8

Replace the outside remote control rearview mirror switch. Refer to Rear Side Door Window Switch Replacement .

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--

9

Inspect circuit 1140 for a poor connection.

Did you find a poor connection in circuit 1140?

--

Go to Step 10

Go to Step 11

10

Repair the poor connection in circuit 1140.

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--

11

Repair the open in circuit 1140 between the PWR MIRR fuse terminal F4 and the outside remote control rearview mirror switch connector.

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--

12

Inspect circuit 750 for a poor connection.

Did you find a poor connection in circuit 750?

--

Go to Step 13

Go to Step 14

13

Repair the poor connection in circuit 750.

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--

14

Repair the open in circuit 750 between the outside remote control rearview mirror switch connector terminal D and G301.

Did you complete the repair and test the system?

--

Go to Outside Mirrors System Check

--