Circuit/System Description
WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Description |
|---|---|
| Control - Terminal 28 | The output circuit is switched to 12 V to activate the component. |
| Control - Terminal 10 | The output circuit is switched to ground to activate the component. |
| Component | Description |
|---|---|
| K71 Transmission Control Module | The control module contains a microprocessor used to process input data to control outputs. |
| M123 Transmission Park Valve Lock Solenoid Actuator | A linear solenoid actuator is an electro-mechanical device that converts electrical power into a mechanical pushing or pulling force or motion. |
When the M123 Transmission Park Valve Lock Solenoid Actuator/Transmission Control Solenoid Valve 11 is energized, it prevents the transmission from going into park, by holding the Park Release Servo Pistonin the extended position.