GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1999 🢒 Aurora 🢒 Body and Accessories 🢒 Doors 🢒 Power Mirrors Inoperative in Left/Right Direction - Left Side

Power Mirrors Inoperative in Left/Right Direction - Left Side With Memory

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Mirrors System Check?

--

Go to Step 2

Go to Outside Mirrors System Check

2
  1. Set the mirror select switch to the left.
  2. Use a digital multimeter (DMM) in order to backprobe the outside mirror switch terminal M and terminal B.
  3. Position the outside mirror switch to the left and then to the right.

Does the voltage measure within the specified range?

10-15 V

Go to Step 3

Go to Step 7

3
  1. Disconnect the LH outside rearview mirror connector.
  2. Connect a DMM between terminal A and terminal B of the LH outside rearview mirror connector.
  3. Position the outside mirror switch to the left and then to the right.

Does the voltage measure within the specified range?

10-15 V

Go to Step 8

Go to Step 4

4
  1. Connect a DMM between the LH outside rearview mirror connector terminal B and ground.
  2. Position the outside mirror switch to the right direction.

Does the voltage measure within the specified range?

10-15 V

Go to Step 6

Go to Step 5

5

Repair the open or short to ground in CKT 81 (WHT).

Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

6

Repair the open or short to ground in CKT 82 (LT BLU).

Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

7

Replace the outside mirror switch.

Refer to Power Mirror Switch Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

8

Replace the LH outside rear view mirror.

Refer to Power Mirror Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

Power Mirrors Inoperative in Left/Right Direction - Left Side Without Memory

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Mirror System Check?

--

Go to Step 2

Go to Outside Mirrors System Check

2
  1. Set the select switch to the LH outside rearview mirror.
  2. Use the digital multimeter (DMM) in order to backprobe the following terminal:
    3. • Outside mirror switch terminal 15 and terminal 11 (Oldsmobile).
    • Outside mirror switch terminal M and terminal B (Buick).
  3. Position the outside mirror switch to the left and then to the right.

Does the voltage measure within the specified range?

10-15 V

Go to Step 3

Go to Step 14

3
  1. Disconnect the LH outside rearview mirror connector.
  2. Connect a DMM between terminal A and terminal B of the LH outside rearview mirror connector.
  3. Position the outside mirror switch to the left and then to the right.

Does the voltage measure within the specified range?

10-15 V

Go to Step 13

Go to Step 4

4
  1. Disconnect the memory seat/mirror module connector C1.
  2. Connect a DMM between the memory seat/mirror module connector terminal D6 and ground.
  3. Position the outside mirror switch to the left position.

Does the voltage measure within the specified range?

10-15 V

Go to Step 6

Go to Step 5

5

Repair the open or short to ground in CKT 1516 (LT BLU).

Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

6
  1. Connect a DMM between the memory seat/mirror module connector terminal D11 and ground.
  2. Position the outside mirror switch to the right position.

Does the voltage measure within the specified range?

10-15 V

Go to Step 8

Go to Step 7

7

Repair the open or short to ground in CKT 1512 (WHT).

Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

8
  1. Connect the memory seat/mirror module connector C1.
  2. Use the DMM in order to backprobe the memory seat/mirror module connector C3, between terminal A and terminal B.
  3. Position the outside mirror switch to the left and then to the right.

Does the voltage measure within the specified range?

10-15 V

Go to Step 10

Go to Step 9

9

Replace the memory seat/mirror module.

Refer to Memory Seat Control Module Replacement in Seats.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

10

Connect the DMM between the LH outside rear view mirror connector terminal B and ground.

Does the voltage measure within the specified range?

10-15 V

Go to Step 12

Go to Step 11

11

Repair the open in CKT 81 (WHT).

Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

12

Repair the open in CKT 82 (LT BLU).

Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

13

Replace the LH outside rear view mirror.

Refer to Power Mirror Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--

14

Replace the outside mirror switch.

Refer to Power Mirror Switch Replacement .

Did you complete the repair?

--

Go to Outside Mirrors System Check

--