Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- If the condition is not present refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems.
- Inspect the appropriate door and door actuator for the following conditions:
- A misaligned door actuator
- Binding linkages
- A binding door
- An obstruction that prevents the door actuator from operating within the full range of motion
- If the scan tool indicates that the Door Actual parameter is 5-10 counts from the Commanded Door parameter, then perform the recalibration procedure for the HVAC door actuators. Refer to Re-Calibrating Actuators (Primary) Re-Calibrating Actuators (Auxiliary HVAC) .