Circuit/System Description
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
For an overview of the component/system, refer to: Door Ajar Indicator Description and Operation
| Circuit | Description |
|---|---|
| Signal | The control module input circuit has an internal resistance connected to 12 V. |
| Ground | Chassis Ground |
| Component | Description |
|---|---|
| A23D Door Latch Assembly - Driver | The lock assemblies also contain a door ajar switch that is open when the door is closed. |
| A23P Door Latch Assembly - Passenger | The lock assemblies also contain a door ajar switch that is open when the door is closed. |
| B28F Door Ajar Switch - Right Sliding | The lock assemblies also contain a door ajar switch that is open when the door is closed. |
| K9 Body Control Module | The module controls various vehicle functions like lighting, central door locking, power windows, etc. |