GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Outside Rearview Mirror Schematics

Connector End View Reference: Vehicle Access Connector End Views or Power Seat Connector End Views

1

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

2

Verify that the power mirrors mirror tilt in reverse fault is present.

Does the mirror tilt in reverse operate normally?

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

3

Verify that the tilt mirror option is ON. Refer to Driver Personalization .

Is the tilt mirror option ON?

Go to Step 4

Go to Driver Personalization

4

Do the power mirrors operate properly?

Go to Step 5

Go to Power Mirrors Inoperative

5

Inspect for poor connections at the harness connector of the memory seat module (MSM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 7

Go to Step 6

6

Replace the MSM. Refer to Control Module References for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 7

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7

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2