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 MANUALSCHEVROLET1985G 30 VAN V8-305 5.0LREPAIR AND DIAGNOSISSPECIFICATIONSCAPACITY SPECIFICATIONSCOOLING SYSTEM
1985 Chevrolet G 30 Van V8-305 5.0L
Cooling System
1985 Chevrolet G 30 Van V8-305 5.0LSECTION Cooling System
MAKE, YEAR & MODEL LITERS QUARTS
G Series Vans
1992-90 V6 4.3L 10.5 11.0
W/rear heater 13.0 14.0
V8 5.0L, 5.7L 16.0 17.0
W/rear heater 18.5 20.0
V8 6.2L (C) Diesel 22.5 24.0
W/rear heater 25.5 27.0
V8 6.2L (J) Diesel 24.0 25.5
W/rear heater 27.0 28.5
V8 7.4L 22.0 23.5
W/rear heater 24.5 26.0
1989-85 V6 4.3L 10.5 11.0
V8 5.0L, 5.7L 16.0 17.0
W/rear heater 18.5 20.0
V8 6.2L Diesel 22.5 24.0
V8 7.4L 22.0 23.5
1984-83 6-cyl. 4.1L 16.0 17.0
V8 5.0L. 5.7L 18.0, 19.0* 19.0, 20.0*
V8 6.2L Diesel 22.5 24.0
* Indicates with air conditioning
G Series Vans
1992-90 V6 4.3L 10.5 11.0
W/rear heater 13.0 14.0
V8 5.0L, 5.7L 16.0 17.0
W/rear heater 18.5 20.0
V8 6.2L (C) Diesel 22.5 24.0
W/rear heater 25.5 27.0
V8 6.2L (J) Diesel 24.0 25.5
W/rear heater 27.0 28.5
V8 7.4L 22.0 23.5
W/rear heater 24.5 26.0
1989-85 V6 4.3L 10.5 11.0
V8 5.0L, 5.7L 16.0 17.0
W/rear heater 18.5 20.0
V8 6.2L Diesel 22.5 24.0
V8 7.4L 22.0 23.5
1984-83 6-cyl. 4.1L 16.0 17.0
V8 5.0L. 5.7L 18.0, 19.0* 19.0, 20.0*
V8 6.2L Diesel 22.5 24.0
* Indicates with air conditioning
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.