Fluid · Coolant
Coolant
for 1990 GMC Vandura 5.7L V8 · RWD
Fluid Type
Dexcool 50/50 orange
Spec: GM 12346290 or DEX-COOL
Capacity
18qt
17.03 L
Drain & Refill
16 qt
15.14 L
Change Interval
150,000 mi
241,350 km
Data quality
Calibrated
Platform-calibrated book-style value. Verification program ongoing.
Notes
Larger cooling system for 5.7L. 1990 transitional year, verify coolant type before adding.
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