Fluid · Engine Oil
Engine Oil
for 1990 GMC C1500 6.5L V8 Diesel · 4WD
Fluid Type
15W-40 diesel oil
Spec: API CF-4
Capacity
7qt
6.62 L
Drain & Refill
7 qt
6.62 L
Change Interval
5,000 mi
8,045 km
Notes
6.5L Detroit Diesel V8. Capacity includes filter. Modern CJ-4 or CK-4 oils are suitable
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Other fluid systems on this vehicle
A/C Refrigerant
A/C Refrigerant
Brake Fluid
1 qt
Brake Fluid
1 qt
Coolant
18 qt
Coolant
18 qt
Power Steering
1.5 qt
Power Steering
1.5 qt
Rear Differential
4.5 qt
Rear Differential
4.5 qt
Transfer Case
2.2 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