Fluid · Coolant
Coolant
for 1983 GMC Rally Wagon 6.2L V8 · RWD
Fluid Type
ethylene glycol 50/50 green
Spec: GM 1899-M or equivalent
Capacity
24qt
22.7 L
Drain & Refill
22 qt
20.81 L
Change Interval
24,000 mi
38,616 km
Data quality
Book-style estimate
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Notes
diesel engine requires supplemental coolant additive (SCA); larger capacity than gas engines; 2-year service