GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: RH front side door lock actuator is inoperative.

1

Was the Power Door Locks System Check performed?

--

Go to Step 2

Go to Power Door Locks System Check

2

  1. Disconnect the door lock relay K135 connector.
  2. Disconnect the RH front side door lock actuator connector.
  3. Use the DMM to measure the resistance between terminal 10 of the door lock relay K135 connector and terminal 2 of the RH front side door lock actuator connector.

Is the measured resistance less than the specified value?

5 ohms

Go to Step 4

Go to Step 3

3

  1. Locate an open or a high resistance in circuits FA802 and/or FA809.
  2. Repair the open or the high resistance in circuits FA802 and/or FA809.

Is the repair complete?

--

Go to Step 7

--

4

Use the DMM to measure the resistance between terminal 12 of the door lock relay K135 connector and terminal 6 of the RH front side door lock actuator connector.

Is the measured resistance less than the specified value?

5 ohms

Go to Step 6

Go to Step 5

5

  1. Locate an open or a high resistance in circuits FB9 and/or FB802.
  2. Repair the open or the high resistance in circuits FB9 and/or FB802.

Is the repair complete?

--

Go to Step 7

--

6

Replace the RH front side door lock actuator. Refer to Front Side Door Lock Actuator Replacement in Doors.

Is the replacement complete?

--

Go to Step 7

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7

  1. Connect all connectors and components that were disconnected.
  2. Verify that the RH front side door lock actuator operates properly.

Does the RH front side door lock actuator operate properly?

--

System OK

Go to Step 1