Fluid · Coolant
Coolant
for 1997-1998 GMC C1500 6.5L V8 Diesel · 4WD
Fluid Type
Dexcool 50/50
Spec: GM 6277M
Capacity
28qt
26.49 L
Drain & Refill
24 qt
22.7 L
Change Interval
150,000 mi
241,350 km
Data quality
Book-style estimate
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Notes
Orange extended-life coolant, larger capacity for diesel engine
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