Fluid · Rear Differential
Rear Differential
for 2015 GMC Yukon 5.3L V8 · 4WD
Fluid Type
75W-90 synthetic gear oil
Spec: GM Part No. 89021677 or API GL-5
Capacity
3qt
2.84 L
Drain & Refill
3 qt
2.84 L
Data quality
Book-style estimate
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Notes
Rear differential. Lifetime fill per GM, but recommend service at 50k miles under severe conditions. Capacity varies slightly with axle ratio.
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