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 MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 811 (CRUISE CONTROL SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL DATA LIST
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8
Scan Tool Data List
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Scan Tool Data List
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
2.2L Powertrain Control Module (PCM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition On/Engine Idling at normal operating temperature/Transmission in Park or Neutral/Cruise Control On/Off switch Off. | |||
| Brake Switch | Idle/Speed Control General Info - Inputs |
Applied/Released | Released |
| Cruise Brake Switch | Idle/Speed Control General Info - Inputs |
Applied/Released | Released |
| Cruise Engaged | Idle/Speed Control General Info - Inputs |
Yes/No | No |
| Cruise Resume/Accel Switch | General Info - Inputs | On/Off | Off |
| Cruise Set/Coast Switch | General Info - Inputs | On/Off | Off |
| Cruise Switch | Idle/Speed Control General Info - Inputs |
On/Off | Off |
| Engine Speed | Idle/Speed Control General Info - Inputs |
RPM | Varies |
| Ignition 1 | Idle/Speed Control General Info - Inputs |
Volts | Varies |
| Vehicle Speed | Idle/Speed Control General Info - Inputs |
km/h (mph) | 0 km/h (0 mph) |
3.0L Powertrain Control Module (PCM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition On/Engine Idling at normal operating temperature/Transmission in Park or Neutral/Cruise Control On/Off switch Off. | |||
| Battery Voltage | Idle/Speed Control General Info - Inputs |
Volts | Varies |
| Brake Switch | Idle/Speed Control General Info - Inputs |
Applied/Released | Released |
| Cruise Brake Switch | Idle/Speed Control General Info - Inputs |
Applied/Released | Released |
| Cruise Engaged | Idle/Speed Control General Info - Inputs |
Yes/No | No |
| Cruise Resume/Accel | Idle/Speed Control General Info - Inputs |
On/Off | Off |
| Cruise Set/Coast | Idle/Speed Control General Info - Inputs |
On/Off | Off |
| Cruise Switch | Idle/Speed Control General Info - Inputs |
On/Off | Off |
| Engine Speed | Idle/Speed Control General Info - Inputs |
RPM | Varies |
| Vehicle Speed | Idle/Speed Control General Info - Inputs |
km/h (mph) | 0 km/h (0mph) |
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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.