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 PASSENGER EXTENDED, 5.0 MREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 881 (ENGINE COOLING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL OUTPUT CONTROLS
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 M
Scan Tool Output Controls
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 MSECTION Scan Tool Output Controls
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2001 GMC Yukon XL, 2001 GMC Yukon, 2001 GMC Sierra, 2001 GMC Cab & Chassis Sierra, and 2001 GMC C3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Scan Tool Output Controls
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Check Coolant Temp | Lamp Test | Command the instrument cluster message center module to activate the output. The scan tool will displays the status of the selected output. This status information represents only what the scan tool has commanded, not what action was actually taken. |
| Check Engine Temp | Lamp Test | Command the instrument cluster message center module to activate the output. The scan tool will displays the status of the selected output. This status information represents only what the scan tool has commanded, not what action was actually taken. |
| Low Coolant | Lamp Test | Command the instrument cluster message center module to activate the output. The scan tool will displays the status of the selected output. This status information represents only what the scan tool has commanded, not what action was actually taken. |
| Reduced Engine Power | Lamp Test | Command the instrument cluster message center module to activate the output. The scan tool will displays the status of the selected output. This status information represents only what the scan tool has commanded, not what action was actually taken. |
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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.