1990 Chevrolet SportvanCoolant Type & Capacity

OEM spec from the factory service manual for the G10, 4.3 Z, 4L60/MD8 variant.

Quick Answer

Coolant Type

56/44 mixture of Ethylene Glycol Base Antifreeze and water

Capacity

11.00 QTS.

10.4 L

Variant

G10, 4.3 Z, 4L60/MD8

Note: GM Specification 1825-M.

This vehicle's factory manual

1990 Chevrolet Sportvan: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

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Frequently Asked Questions

What type of coolant does a 1990 Chevrolet Sportvan take?
The 1990 Chevrolet Sportvan requires 56/44 mixture of Ethylene Glycol Base Antifreeze and water. The exact spec may vary slightly by engine variant β€” this page shows the OEM recommendation for the G10, 4.3 Z, 4L60/MD8 configuration.
How much coolant does a 1990 Chevrolet Sportvan hold?
The 1990 Chevrolet Sportvan cooling system capacity is 11.00 QTS. (10.4 L).
Can I use universal coolant in my 1990 Chevrolet Sportvan?
It is strongly recommended to use coolant that meets the 56/44 mixture of Ethylene Glycol Base Antifreeze and water specification. Universal coolants may not provide the correct corrosion protection for your engine's materials.
What happens if I use the wrong coolant in my 1990 Chevrolet Sportvan?
Using coolant that does not meet the OEM specification can cause corrosion, gasket damage, and overheating. Always verify the correct coolant type before topping off or flushing the system.