GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you perform the Diagnostic System Check - Door Systems ?

Go to Step 2

Go to Diagnostic System Check - Door Systems

2

Make sure that the reverse park aid mirror option is turned ON for the current driver. Refer to Outside Mirrors Operation .

Was the option ON or did you turn the reverse park aid option ON?

Go to Step 3

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3

Operate the passenger door mirror from the mirror control switches.

Does the passenger door mirror operate on the vertical axis?

Go to Step 4

Go to Power Mirrors Inoperative

4

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 5

5

Replace the passenger door module (PDM). Refer to Door Control Module Replacement

Did you complete the replacement?

Go to Step 6

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6

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2