GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Door Locks Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - Power Door Systems

2

  1. Disconnect the side door lock motor.
  2. Close the side door.
  3. Connect a test lamp from CKT 294 (TAN) cavity A to CKT 295 (GRY) cavity B at the side door lock motor.
  4. Press the door lock switch.

Does the test lamp light?

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Go to Step 4

Go to Step 3

3

  1. Connect a test lamp form CKT 294 (TAN) cavity A at the side door lock motor to ground.
  2. Press the door lock switch to the UNLOCK position.

Does the test lamp light?

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Go to Step 5

Go to Step 6

4

Replace the side door lock motor Sliding Door Lock Replacement .

Is the repair complete?

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Go to Step 7

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5

Repair the open in CKT 295 (GRY) between splice S316 and the side door lock motor.

Is the repair complete?

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Go to Step 7

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6

Repair the open in CKT 294 (TAN) between splice S230 and the side door lock motor.

Is the repair complete?

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Go to Step 7

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7

Operate the system in order to verify the repair.

Did you correct the condition?

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System OK

Go to Step 2