Power Door Locks Inoperative - Endgate/Liftgate
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Power Door Locks Inoperative - Endgate/Liftgate
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Door Lock/Indicator Schematics Connector End View Reference: Vehicle Access Connector End Views |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 | Activate the door lock switches to the lock and unlock positions. Do both rear passenger doors lock and unlock? |
Go to Step 3 | Go to Power Door Locks Inoperative (Front) or Power Door Locks Inoperative (Rear) |
| 3 | Is the liftgate lock actuator inoperative? | Go to Step 4 | Go to Testing for Intermittent Conditions and Poor Connections |
| 4 |
|
Go to Step 5 | Go to Step 7 |
| 5 |
|
Go to Step 6 | Go to Step 8 |
| 6 | Inspect for poor connections at the harness connector of the liftgate lock actuator. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 10 | Go to Step 9 |
| 7 | Repair the open the lock actuator lock circuit. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 10 | - |
| 8 | Repair the open in the lock actuator unlock circuit. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 10 | - |
| 9 | Replace the liftgate lock actuator. Refer to Liftgate Lock Actuator Replacement . Did you complete the repair? |
Go to Step 10 | - |
| 10 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |