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 G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 9 (ENGINE MECHANICAL - 4.3L UNIT REPAIR)REPAIR INSTRUCTIONSWATER PUMP REMOVAL

2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F

Water Pump Removal

2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Water Pump Removal

WARNING: This page is about a different variant/trim than selected.

Tools Required

J 41240 Fan Clutch Remover and Installer

Remove the bolts and the fan and water pump pulley using the J 41240.

Fig 1: Removing Water Pump Pulley
Courtesy of GENERAL MOTORS CORP.
Remove the clamps and the water pump inlet hose.

Fig 2: Water Pump Inlet Hose
Courtesy of GENERAL MOTORS CORP.
Remove the water pump bolts.
Remove the water pump.
Remove the water pump gaskets.
Discard the water pump gaskets.

Fig 3: Water Pump & Gaskets
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.