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 939 (CRUISE CONTROL 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 does not describe the selected car, but rather 6 other vehicles, including the 2007 GMC Savana Special, 2007 GMC Savana Camper Special, 2007 GMC Savana, 2007 Chevrolet RV Cutaway, and 2007 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Powertrain (4.3L)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off | |||
| Cruise Control Active | Engine Data 1 | Yes/No | No |
| Cruise Inhibit Signal Command | Engine Data 1 | On/Off | On |
| Engine Speed | Engine Data 1 | RPM | Varies |
| Ignition 1 Signal | Engine Data 1 | Volts | 12 to 16 Volts |
| TCC/Cruise Brake Pedal Switch | Engine Data 2 | Applied/Released | Released |
| Vehicle Speed Sensor | Engine Data 1 | km/h (mph) | 0 km/h (0 mph) |
Powertrain (6.6L)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off | |||
| Cruise Control Active | Engine Data 1 | Yes/No | No |
| Cruise Inhibit Signal Command | Engine Data 1 | On/Off | On |
| Cruise On/Off Switch | Engine Data 1 | On/Off | Off |
| Cruise Release Brake Pedal Switch | Engine Data 1 | Applied/Released | Released |
| Cruise Resume/Accel. Switch | Engine Data 1 | On/Off | Off |
| Cruise Set/Coast Switch | Engine Data 1 | On/Off | Off |
| Engine Speed | Engine Data 1 | RPM | Varies |
| Ignition 1 Signal | Engine Data 1 | Volts | 12 to 16 Volts |
| Stoplamp Pedal Switch | Engine Data 1 | Applied/Released | Released |
| TCC/Cruise Brake Pedal Switch | Engine Data 1 | Applied/Released | Released |
| Vehicle Speed Sensor | Engine Data 1 | km/h (mph) | 0 km/h (0 mph) |
Powertrain (Without Throttle Actuator Control)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off | |||
| Cruise Control Active | Engine Data 1 | Yes/No | No |
| Cruise Inhibit Signal Command | Engine Data 1 | On/Off | On |
| Engine Speed | Engine Data 1 | RPM | Varies |
| Ignition 1 Signal | Engine Data 1 | Volts | 12 to 16 Volts |
| TCC/Cruise Brake Pedal Switch | Engine Data 2 | Applied/Released | Released |
| Vehicle Speed Sensor | Engine Data 1 | km/h (mph) | 0 km/h (0 mph) |
Powertrain (With Throttle Actuator Control)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off | |||
| Cruise Control Active | Cruise Control Data | Yes/No | No |
| Cruise Disengage (1 - 8) History | Cruise Control Data | Last reason for cruise control disengagement | Varies |
| Cruise Inhibit Signal Command | Engine Data 1 | On/Off | Off |
| Cruise On/Off Switch | Cruise Control Data | On/Off | Off |
| Cruise Release Brake Pedal Switch | Cruise Control Data | Applied/Released | Released |
| Cruise Resume/Accel. Switch | Cruise Control Data | On/Off | Off |
| Cruise Set/Coast Switch | Cruise Control Data | On/Off | Off |
| Engine Speed | Cruise Control Data | RPM | Varies |
| Ignition 1 Signal | Cruise Control Data | Volts | 12 to 16 Volts |
| Reduced Engine Power | Cruise Control Data | Active/Inactive | Inactive |
| Stoplamp Pedal Switch | Cruise Control Data | Applied/Released | Released |
| TAC/PCM Communication Signal | Cruise Control Data | OK/Fault | OK |
| Traction Control Signal | Cruise Control Data | Active/Inactive | Inactive |
| Vehicle Speed Sensor | Cruise Control Data | km/h (mph) | 0 km/h (0 mph) |
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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.