GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: One power mirror is inoperative. The other power mirror moves as commanded.

1

Was the Power Door System Diagnostic System Check performed?

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Go to step 2

Go to Diagnostic System Check - Power Door Systems

2

  1. Disconnect the Front Door Module connector C4 at the malfunctioning location.
  2. Connect a fused jumper from Battery Positive Voltage (B+) to the Front Door Module harness connector C4 terminal 6.
  3. Connect a fused jumper from ground to the Front Door Module harness connector C4 terminal 7.

Does the motor run?

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Go to step 3

Go to step 4

3

Replace the LH Front Door Power Window Switch. Refer to Front Door Switch Replacement .

Is the replacement complete?

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Go to Diagnostic System Check - Power Door Systems

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4

Replace the malfunctioning Power Mirror. Refer to Power Mirror Replacement .

Is the replacement complete?

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Go to Diagnostic System Check - Power Door Systems

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