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 336 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR HOSE REPLACEMENT - INLETINSTALLATION PROCEDURE

2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8

Installation Procedure

2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

Important: The radiator hoses use a spring-type clamp at the hose connections. When using this type of clamp, install the radiator hoses on dry, non-painted surfaces in order to ensure proper sealing. Reusing the spring-type clamps on aftermarket hoses is not recommended.

If equipped with 4.3L, install the radiator inlet hose to the water outlet.

Fig 1: Installing Radiator Inlet Hose To Water Outlet (4.3L)
Courtesy of GENERAL MOTORS CORP.
If equipped with 5.0L or 5.7L, install the radiator inlet hose to the water outlet. Ensure the radiator hose is properly seated in the hose bracket.

Fig 2: Installing Radiator Inlet Hose To Water Outlet (5.0L & 5.7L)
Courtesy of GENERAL MOTORS CORP.
If equipped with 6.5L, install the radiator inlet hose to the water outlet. Ensure the radiator hose is properly seated in the hose bracket.

Fig 3: Installing Radiator Inlet Hose To Water Outlet (6.5L)
Courtesy of GENERAL MOTORS CORP.
If equipped with 8.1L, install the radiator inlet hose to the water outlet.

Fig 4: Installing Radiator Inlet Hose To Water Outlet (8.1L)
Courtesy of GENERAL MOTORS CORP.
Install the radiator inlet hose to the radiator.
Install the air cleaner assembly. Refer to the appropriate procedure:
- For 6.5L, refer to AIR CLEANER ASSEMBLY
Fill the engine coolant. Refer to Draining and Filling Cooling System .
Inspect for coolant leaks.

Fig 5: Installing Radiator Inlet Hose
Courtesy of GENERAL MOTORS CORP.

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.