Power Liftgate Control Module
WARNING: This page is about a different car, the 2009 Dodge Durango and 2009 Chrysler Aspen. However, it is still accessible from the selected car via links, so may be relevant.
Any diagnosis of the Power Liftgate System should begin with the use of a diagnostic scan tool. For information on the use of the scan tool, refer to POWER LIFTGATE MODULE (PLGM) - ELECTRICAL DIAGNOSTICS .
Inspect the related wiring harness connectors for broken, bent, pushed out, or corroded terminals. Refer to SYSTEM WIRING DIAGRAMS for Aspen, or SYSTEM WIRING DIAGRAMS for Durango .
Before any testing of the power liftgate system is attempted, the battery should be fully-charged.