Fluid · Rear Differential
Rear Differential
for 1991 Oldsmobile Custom Cruiser 5.0L V8 · RWD
Fluid Type
SAE 80W-90 GL-5 gear oil
Spec: GM 1052271
Capacity
3.5qt
3.31 L
Drain & Refill
1.9 qt
1.8 L
Change Interval
50,000 mi
80,450 km
Data quality
✓ Verified
Cross-checked against OEM or multiple independent sources.
Notes
GM 8.5" 10-bolt rear axle with limited-slip additive if equipped
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