Circuit/System Description
WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
For an overview of the component/system, refer to: Liftgate Description and Operation
| Circuit | Description |
|---|---|
| Signal | The control module input circuit has an internal resistance connected to 12 V. |
| Low Reference | Grounded through the control module. |
| Component | Description |
|---|---|
| A23C Liftgate Latch Assembly | The DC motor unlatches the liftgate. Once the liftgate is unlatched, a switch in the latch will close, grounding the signal circuit to the control module K39 indicating liftgate status. |
| K39 Liftgate Control Module | The control module K39 controls the liftgate motor function depending on inputs from a variety of sensors, switches and serial data information from other control modules. |
| K9 Body Control Module | The module controls various vehicle functions like lighting, central door locking, power windows, etc. |