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 1159 (SHIFT INTERLOCK SYSTEM)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 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released. | |||
| Battery Voltage | BCM, Data Display, Charging Info | Volts | 12.9 Volts |
| Shift Lock Solenoid Command | BCM, Data Display, Outputs | ON/OFF | OFF |
Engine Control Module (ECM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released. | |||
| BPP Circuit Signal | ECM, Electrical/Theft Data | Applied/Released | Released |
Transmission Control Module (TCM) 4.8L, 5.3L and 6.0L
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released. | |||
| TR Sw. | Transmission Data | Park, Reverse, Neutral, Drive 5, Drive 4, Drive 3, Drive 2, Drive | Park |
Transmission Control Module (TCM) 6.2L
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON, with the engine OFF. Transmission shift lever in the PARK position. Brake pedal released. | |||
| IMS | Transmission Data | Invalid, Drive 2, Reverse\Neutral, Neutral, Drive 6, Neutral\Drive 6, Park, Drive 3, Reverse, Park\Reverse, Drive 4 | Park |
RENDER: 1.0x
NO RELATED
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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.