FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Chevy Truck
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1999
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Express 1 Ton Van V8-5.7L VIN R
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Description and Operation
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Water Pump Description
Water Pump Description
Coolant Pump
The coolant pump is a centrifugal-type pump consisting of an impeller, impeller drive shaft, pulley flange, and a cast housing. The pulley which attaches to the pump is driven by the accessory drive belt.