GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the entire Memory Seats System Check performed?

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Go to Step 2

Go to Memory Seats System Check

2

Do the power windows operate properly?

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Go to Step 3

Go to Diagnostic System Check - Power Door Systems in Doors

3

Is more than one memory function operating improperly?

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Go to Step 8

Go to Step 5

4

Check for an open in CKT 351 (BLK/WHT).

Is CKT 351 OK?

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Go to Step 4

Go to Step 9

5

  1. Disconnect the memory function switch connector.
  2. Connect a DMM between the memory function switch cavity E (BLK/WHT) and the appropriate switch cavity:
  3. • memory 1: cavity A (WHT).
    • memory 2: cavity B (PPL).
    • Set: cavity C (ORN).
  4. Press the suspect memory function button.

Is the resistance less than the specified value?

5 ohms

Go to Step 6

Go to Step 8

6

  1. Disconnect the LH front power window switch connector.
  2. Perform the appropriate test:
  3. • Memory 1: Connect a DMM between the appropriate memory function switch connector cavity A (WHT) and the LH front power window switch connector cavity 3 (WHT).
    • Memory 2: Connect a DMM between the appropriate memory function switch connector cavity B (PPL) and the LH front power window switch connector cavity 2 (PPL).
    • Set: Connect a DMM between the appropriate memory function switch connector cavity C (ORN) and the LH front power window switch connector cavity 4 (ORN).
  4. Press the suspect memory function button.

Is the resistance less than the specified value?

5 ohms

Go to Step 7

Go to Step 9

7

Replace the LH front power window switch. Refer to Front Door Switch Replacement in Doors.

Is the LH front power window switch replacement complete?

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Go to Memory Seats System Check

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8

Replace the memory function switch. Refer to Front Door Switch Replacement in Doors.

Is the memory function switch replacement complete?

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Go to Memory Seats System Check

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9

Repair the open in the suspect wiring:

    • Memory 1: CKT 615 (WHT).
    • Memory 2: CKT 616 (PPL).
    • Set: CKT 614 (ORN).

Refer to Wiring Repairs in Wiring Systems.

Is the circuit repair complete?

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Go to Memory Seats System Check

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