Fluid · Front Differential
Front Differential
for 1975-1986 GMC C2500 6.6L V8 · 4WD
Fluid Type
80W-90 GL-5
Spec: API GL-5
Capacity
3.75qt
3.55 L
Drain & Refill
3.75 qt
3.55 L
Change Interval
50,000 mi
80,450 km
Notes
4WD models. Dana 44 or Dana 60 typical
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Other fluid systems on this vehicle
A/C Refrigerant
A/C Refrigerant
Brake Fluid
0.75 qt
Brake Fluid
0.75 qt
Coolant
24 qt
Coolant
24 qt
Engine Oil
5 qt
Engine Oil
5 qt
Power Steering
2 qt
Power Steering
2 qt
Rear Differential
4.2 qt
Rear Differential
4.2 qt
Transfer Case
2.5 qt
Automatic Transmission
12 qt
Automatic Transmission
12 qt
Manual Transmission
3.5 qt
Manual Transmission
3.5 qt
Washer Fluid
4 qt
Washer Fluid
4 qt