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1975-1986 GMC K2500
4.8L I6•4WD•gas•292
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Repairs0Labor1073Torque280Fluid20DTC0Battery0Maintenance0Recalls0
Fluid · Coolant

Coolant

for 1975-1986 GMC K2500 4.8L I6 · 4WD
Fluid Type
Green ethylene glycol 50/50
Spec: Traditional silicate coolant
Capacity
16qt
15.14 L
Drain & Refill
14 qt
13.24 L
Change Interval
24,000 mi
38,616 km

Notes

Do not use Dexcool in these older systems, flush every 2 years

Other fluid systems on this vehicle

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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