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6-68 Cooling System Capacity (Approximate)
After refill, the level must be rechecked. See ªCooling Systemº in the Index.
ENGINE VIN QTY Without Rear Heater QTY With Rear Heater
ªVORTECº 5700 V8 R 17.5 Quarts (16.5 L) 20 Quarts (19 L)
ªVORTECº 7400 V8 J 25 Quarts (23.5 L) 27.5 Quarts (26 L)
Crankcase Capacity (Approximate)
After refill, the level must be rechecked. Add enough engine oil so that the fluid is within the proper operating range.
See ªEngine Oilº in the Index.
ENGINE VIN
QUANTITY WITH FILTER
ªVORTECº 5700 V8 R 5 Quarts (4.8 L)
ªVORTECº 7400 V8 J 6.6 Quarts (6.3 L)
Oil filter should be changed at every oil change.
Fuel Tank Capacity (Approximate)
TYPE QUANTITY
Utility 30 Gallons (113 L)TYPE QUANTITY
Suburban
- Gasoline 44 Gallons (167 L)
Suburban
- Diesel 42 Gallons (159 L)
Air Conditioning Refrigerants
Not all air conditioning refrigerants are the same. If the air conditioning system in your vehicle needs refrigerant, be sure
the proper refrigerant is used. If you're not sure, ask your dealer.
See refrigerant charge label under the hood for charge capacity information and requirements.
