Fluid · Rear Differential
Rear Differential
for 1985 Chevrolet Blazer 6.2L V8 Diesel · 4WD
Fluid Type
80W-90 GL-5 gear oil
Spec: API GL-5
Capacity
4.2qt
3.97 L
Drain & Refill
4.2 qt
3.97 L
Change Interval
30,000 mi
48,270 km
Notes
GM 14-bolt full-float or 10-bolt semi-float rear axle. Add limited-slip additive if equipped with posi-traction.
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