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Power Door Locks Inoperative (Rendezvous)

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Power Door Locks Inoperative (Rendezvous)

Step Action Yes No
Schematic Reference: Door Lock/Indicator Schematics 
Connector End View Reference: Power Door Systems Connector End Views , Body Control System Connector End Views , or Electrical Center Identification Views
1 Did you perform the Door System Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Door Systems 
2 Verify the power door locks inoperative fault is present.
Do the power door locks operate normally?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring System Go to Step 3 
3 Are all of the power door locks inoperative from both door lock switches? Go to Step 6  Go to Step 4 
4 Are the power door locks inoperative from a single door lock switch? Go to Step 7  Go to Step 5 
5 Is the driver door lock actuator the inoperative actuator? Go to Step 8  Go to Step 9 
6
  1. Install a scan tool.
  2. Turn on the ignition, with the engine off.
  3. With a scan tool, command the door lock On and Off.
Do the door lock actuators activate?
Go to Step 10  Go to Step 11 
7 Test the appropriate door lock switch ground circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 12 
8 Test the driver door lock actuator unlock control circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 13 
9 Test the appropriate door lock actuator unlock control circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 13 
10 Test the driver door lock switch lock signal circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 19 
11 Is the power door locks fuse open? Go to Step 14  Go to Step 15 
12 Test the driver door lock switch lock signal circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 20 
13 Test the appropriate door lock actuator lock control circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 21 
14
  1. Replace the power door locks fuse.
  2. Disconnect all of the door lock actuators.
  3. Activate a door lock switch to the LOCK and UNLOCK positions.
Does the power door locks fuse open?
Go to Step 16  Go to Step 17 
15 Test the BCM ground circuit at the center console fuse block harness connector C2 for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 18 
16 Test the door lock actuator unlock control, the driver door lock actuator unlock control and the door lock actuator lock control circuits for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 18 
17
  1. Connect the door lock actuators, one at a time.
  2. Activate a door lock switch to the LOCK and UNLOCK positions after each door lock actuator is connected.
Does the power door locks fuse open after any of the door lock actuators is connected?
Go to Step 21  Go to Step 18 
18 Inspect for poor connections at the center console fuse block harness connector C2. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 19 
19 Inspect for poor connections at the body control module. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 22 
20 Inspect for poor connections at the appropriate door lock switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 23 
21 Inspect for poor connections at the appropriate door lock actuator. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 25  Go to Step 24 
22
  1. Perform the set-up procedure for the body control module. Refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control System.
  2. Replace the body control Module. Refer to Body Control Module Replacement in Body Control System.
Did you complete the replacement?
Go to Step 25  -
23 Replace the appropriate door lock switch. Refer to Lock Actuator Replacement - Front Door  or Lock Actuator Replacement - Rear Door .
Did you complete the repair?
Go to Step 25  -
24 Replace the appropriate door lock actuator. Refer to Lock Actuator Replacement - Front Door  or Lock Actuator Replacement - Rear Door .
Did you complete the repair?
Go to Step 25  -
25 Operate the system in order to verify the repair.
Did you find and correct the condition?
System OK Go to Step 2