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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 543 (LIGHTING SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL DATA LIST
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Scan Tool Data List
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Scan Tool Data List
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
BCM Scan Tool Data List
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition On and Engine Off/Doors, Hatch or Trunk, and Hood Closed/No Switches On/Vehicle in Park or Neutral | |||
| Console Switch Illumination | Data | 0-100% | Varies with Dimming Level |
| Driver Door Ajar Switch | Input Data 2 | Open/Closed | Closed |
| DRL Ambient Light Sensor | Data | Volts | Varies with Ambient Light Level |
| Fog Light Switch Illumination | Data | 0-100% | Varies with Dimming Level |
| Front Fog Light Switch | Input Data 1 | Active/Inactive | Inactive |
| Headlamp Off Switch | Input Data 1 | Active/Inactive | Active |
| HVAC Bulb Illumination | Data | 0-100% | Varies with Dimming Level |
| Inadvertent Load Monitor | Input Data 1 | Active/Inactive | Active |
| Left Turn Monitor | Input Data 1 | Active/Inactive | Inactive |
| Passenger Door Ajar Switch | Input Data 2 | Open/Closed | Closed |
| PRNDL Illumination | Data | 0-100% | Varies with Dimming Level |
| Rear Fog Light Switch | Input Data 1 | Active/Inactive | Inactive |
| Right Turn Monitor | Input Data 1 | Active/Inactive | Inactive |
IPC Scan Tool Data List
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition On and Engine Off/Doors, Hatch or Trunk, and Hood Closed/No Switches On/Vehicle in Park or Neutral | |||
| Ambient Light Sensor | Data 2 | Counts | 0-255 |
| Brake Lamp | Inputs | On/Off | Off |
| Courtesy Switch | Inputs | Active/Inactive | Inactive |
| Head Lamp State | Inputs | On/Off | Off |
| High Beam Lamp | Inputs | On/Off | Off |
| Left Turn Signal | Inputs | On/Off | Off |
| Park Brake Switch | Inputs | Active/Inactive | Inactive |
| Right Turn Signal | Inputs | On/Off | Off |
| Switch Dimming | Data 2 | Counts | 0-255 |
LDCM Scan Tool Data List
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition On and Engine Off/Doors, Hatch or Trunk, and Hood Closed/No Switches On/Vehicle in Park or Neutral | |||
| Door Ajar | Inputs | Closed/Ajar | Closed |
| Door Switch Pad Illumination | Data | 0-100% | Varies with Dimming Level |
RDCM Scan Tool Data List
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition On and Engine Off/Doors, Hatch or Trunk, and Hood Closed/No Switches On/Vehicle in Park or Neutral | |||
| Door Ajar | Inputs | Closed/Ajar | Closed |
| Door Switch Pad Illumination | Data | 0-100% | Varies with Dimming Level |
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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.