Fluid · Coolant
Coolant
for 2000 GMC Yukon XL 2500 6.0L V8 Vortec · 4WD
Fluid Type
Dex-Cool 50/50 (orange)
Spec: GM DEX-COOL
Capacity
18qt
17.03 L
Drain & Refill
15 qt
14.19 L
Change Interval
100,000 mi
160,900 km
Notes
First change at 5 years/100k miles, then every 5 years/150k. Early Dex-Cool systems prone to issues; monitor carefully
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