Maintenance / 2001 Silverado 1500 4WD · Automatic 4-speed · 8 cyl · 5.3 L

Engine coolant

Check the reservoir level with the engine cold and investigate repeated coolant loss. Coolant type and replacement procedure matter as much as capacity.

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IntervalReplace at 150,000 mi (240,000 km) or 60 months, whichever comes first.Verified

01 / Requirements

Configuration-specific service and fitment facts

These sourced values are shared by the specification sheet and the maintenance guides for this exact configuration.

Coolant

Coolant specification: DEX-COOL mixed 50/50 with clean water Verified
Engine coolant capacity: 13.4 US qt VerifiedVehicles with optional air conditioning list 14.1 L; the EPA record does not expose that option.

Zerex DEX-COOL 50/50 Ready-to-Use Antifreeze/Coolant

DEX-COOL 50/50 premixed coolant · Each gallon contains 3.785 L of ready-to-use 50/50 coolant; do not add water to this premix. Three gallons provide only 11.36 L, below these 11.9–14.1-L nominal system capacities; four provide 15.14 L. Actual drain/refill quantity depends on engine, equipment and retained fluid. Follow GM’s procedure and confirm final concentration, especially after a water flush.

Part number: ZXELRU1 · 1 US gallon (3.785 L)

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Cooling-system precautions: Never open a hot pressurized cooling system. A total-system capacity is not necessarily the amount that drains during a routine change; follow the engine-specific bleeding procedure.