Fluid · Coolant
Coolant
for 2006 Hummer H3 3.5L Vortec LL8/LLR Inline-5 · 4WD
Fluid Type
Dexcool 50/50
Spec: GM 6277M or equivalent long-life OAT
Capacity
12.7qt
12.01 L
Drain & Refill
11 qt
10.41 L
Change Interval
150,000 mi
241,350 km
Notes
Orange extended-life coolant; complete system capacity approximately 12.7 quarts
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.