Fluid · Coolant
Coolant
for 2013 Chevrolet Avalanche 5.3L Vortec V8 (flex-fuel, Active Fuel Management) · 4WD
Fluid Type
Dex-Cool 50/50 orange
Spec: GM 6277M or GM Dex-Cool
Capacity
18.5qt
17.5 L
Drain & Refill
16 qt
15.14 L
Change Interval
150,000 mi
241,350 km
Notes
Total cooling system capacity. Long-life OAT coolant, 5 years or 150K miles initial change, then every 5 years.
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.