GM Service Manual Online
For 1990-2009 cars only

Power Mirrors Inoperative in Up/Down Direction - Right Side W/O Memory

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

Test for an open in CKT 881 (RED/WHT).

Is the circuit OK?

--

Go to Step 3

Go to Step 7

3

Test for an open in CKT 88 (YEL).

Is the circuit OK?

--

Go to Step 4

Go to Step 8

4

Test the outside rear view mirror switch.

Is the power mirror switch OK?

--

Go to Step 6

Go to Step 5

5

Replace the outside rear view mirror switch. Refer to Front Side Door Window Switch Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

6

Replace the RH outside mirror. Refer to Outside Rearview Mirror Motor Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

7

Repair the open in CKT 881 (RED/WHT). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

8

Repair the open in CKT 88 (YEL). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

Power Mirrors Inoperative in Up/Down Direction - Right Side W/Memory

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

Test for an open in CKT 299 (TAN/WHT).

Is the circuit OK?

--

Go to Step 4

Go to Step 3

3

Repair the open in CKT 299 (TAN/WHT). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

4

  1. Connect a digital multimeter (DMM) to the memory mirror module (MMM) connector terminal E10 and terminal E12.
  2. Move the power mirror switch to the up and down position.

Is the voltage within the specified range for both mirror switch positions?

10-15 V

Go to Step 6

Go to Step 5

5

Replace the MMM. Refer to Memory Mirror Module Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

6

Test for an open in CKT 889 (PPL/WHT).

Is the circuit OK?

--

Go to Step 8

Go to Step 7

7

Repair the open in CKT 889 (PPL/WHT). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

8

Test for an open in CKT 1498 (BRN/WHT).

Is the circuit OK?

--

Go to Step 10

Go to Step 9

9

Repair the open in CKT 1498 (BRN/WHT). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

10

Replace the RH outside mirror. Refer to Outside Rearview Mirror Motor Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--