Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 446 (VEHICLE DIAGNOSTIC INFORMATION (1 OF 2))SPECIFICATIONSDOOR LOCK CONTROL MODULE SCAN TOOL INFORMATION (PASSENGER DOOR MODULE)
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Door Lock Control Module Scan Tool Information (Passenger Door Module)
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Door Lock Control Module Scan Tool Information (Passenger Door Module)
WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
Passenger Door Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| Battery Voltage Signal | - | Varies | This displays Volts. This is the current battery voltage signal. |
| Deadbolt Actuator Command | - | Idle | The scan tool displays Idle, Lock, Unlock or Invalid. This is the state of the deadbolt actuator. |
| Door Ajar Switch | - | Door Closed | The scan tool displays Door Ajar or Door Closed. This is the state of the door ajar switch. |
| Door Open Switch | - | Closed | The scan tool displays Open or Closed. This is the state of the door open switch. |
| Door Lock Switch | - | Idle | The scan tool displays Idle, Lock, Unlock or Invalid. This is the state of the door cylinder switch. |
| Door Switch Backlight Command | - | Varies | This displays %. This is the commanded door switch backlighting dimming percentage. |
| Exterior Courtesy Lamp Command | - | Varies | This displays %. This is the commanded exterior courtesy lamps dimming percentage. |
| Exterior Courtesy Lamp Status | - | Off | The scan tool displays On or Off. This is the state of the exterior courtesy lamps. |
| Lock Indicator Command | - | Varies | This displays %. |
| Lock Switch Indicator Command | - | Off | The scan tool displays On or Off. This is the state of the lock switch indicator. |
| Passenger Door Handle | - | Inactive | The scan tool displays Active or Inactive. This is the state of the passenger door handle. |
| Psgr. Mirror Heater | - | Inactive | The scan tool displays Active or Inactive. This is the state of the passenger mirror heater. |
| Psgr. Mirror Horizontal Position | - | Varies | This displays Volts. This is the current passenger mirror horizontal position measured in volts. |
| Psgr. Mirror Motors Command | - | Idle | The scan tool displays Idle, Fold Out, Fold In, Left, Right, Down or Up. This is the commanded state of the passenger mirror motors. |
| Psgr. Mirror Vertical Position | - | Varies | This displays Volts. This is the current passenger mirror vertical position measured in volts. |
| RF Latch Solenoid Command | - | Inactive | The scan tool displays Active or Inactive. This is the state of the passenger front latch solenoid. |
| VIN Learned | - | Yes | The scan tool displays Yes or No. Yes is displayed if the vehicle identification number (VIN) is learned. |
| VIN Message Received | - | Yes | The scan tool displays Yes or No. Yes is displayed if the vehicle identification number (VIN) message is received. |
| Window Motor Command | - | Idle | The scan tool displays Idle, Up, Down or Active. This is the commanded state of the window motor. |
| Window Normalization | - | Varies | The scan tool displays Yes or No. |
| Window Switch | - | Idle | The scan tool displays Idle, Invalid, Down, Express Down, Up or Express Up. This is the state of window switch. |
Passenger Door Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Disable DTC(s) | This output control is used to disable DTCs in the module. |
| Door Deadbolt Lock/Unlock | This output control is used to command the door deadbolt. |
| Door Switch Backlight | This output control is used to command the door switch backlighting. |
| Exterior Courtesy Lamp | This output control is used to command the exterior courtesy lamps. |
| Front Psgr. Window Motor | This output control is used to command the passenger front window motor. |
| Lock Switch Indicator | This output control is used to command the lock switch indicator ON or OFF. |
| Mirror Fold | This output control is used to command the mirror fold. |
| Mirror Heater | This output control is used to command the mirror heater ON or OFF. |
| Psgr. Mirror Horizontal Motor | This output control is used to command the passenger mirror horizontal motor. |
| Psgr. Mirror Vertical Motor | This output control is used to command the passenger mirror vertical motor. |
| RF Latch Solenoid | This output control is used to command the passenger front latch solenoid. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.