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 640 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR HOSE REPLACEMENT - OUTLET (3.8L)INSTALLATION 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 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Install the radiator hose (3) on to outlet port (2) of the radiator.
Install radiator outlet hose on to the water pump housing (1).
Use J 38185 in order to reposition and install the hose clamp to the radiator.
Install the lower air deflector. Refer to Radiator Air Baffle and Deflector Replacement - Lower .
Lower the vehicle.

Fig 1: Radiator Outlet, Hose & Water Pump Housing
Courtesy of GENERAL MOTORS CORP.
Align the marks on the hose and install the radiator outlet hose to the water pump housing.
Use J 38185 in order to reposition and install the hose clamp to the water pump housing.
Fill the cooling system. Refer to Draining and Filling Cooling System .

Fig 2: Radiator Outlet 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.