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 536 (ENGINE COOLING SYSTEM)COMPONENT LOCATORCOOLING SYSTEM CONNECTOR END VIEWS
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8
Cooling System Connector End Views
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Cooling System Connector End Views
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Cooling Fan Connector End View - Left
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | WH | 504 | Cooling Fan Motor Ground (LA1) |
| RD | 504 | Cooling Fan Motor Ground (LY7) | |
| B | GY | 532 | Cooling Fan Motor Supply Voltage (LA1) |
| BK | 532 | Cooling Fan Motor Supply Voltage (LY7) | |
Cooling Fan Connector End View - Right
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BK | 1250 | Ground (LA1) |
| RD | 1250 | Ground (LY7) | |
| B | L- BU | 409 | Cooling Fan Motor Supply Voltage (LA1) |
| BK | 409 | Cooling Fan Motor Supply Voltage (LY7) | |
RENDER: 1.0x
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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.