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 OUTPUT CONTROLS
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Scan Tool Output Controls
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Scan Tool Output Controls
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.
Body Control Module (BCM)
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Backup Lamps | Light Test | Turns the backup lamps ON until commanded OFF. |
| Console Switch Lamp | Lamp Dimming | Turns the console lamps full bright to full dim. |
| DRL Headlamps | Light Test | Turns the automatic headlamps ON until commanded OFF. |
| DRL park lamps | Light Test | Turns the park lamps ON until commanded OFF. |
| Fog Lamp Tell Tale | Lamp Dimming | Turns the fog lamp indicator full bright to full dim. |
| Front Fog Lamps | Light Test | Turns the front fog lamps ON until commanded OFF. |
| Gear Indicator Lamp | Lamp Dimming | Turns the PRNDL lamps full bright to full dim. |
| HVAC Bulb Illumination | Lamp Dimming | Turns the HVAC control assembly full bright to full dim. |
| Left Turn Signal Lamp | Light Test | Turns the left turn signal lamps ON until commanded OFF. |
| Low IP Courtesy Lamp | Light Test | Turns the IP courtesy lamps ON until commanded OFF. |
| Rear Fog Lamps | Light Test | Turns the rear fog lamps ON until commanded OFF. |
| Right Turn Signal Lamp | Light Test | Turns the right turn signal lamps ON until commanded OFF. |
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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.