Cooling System Capacity (Approximate)
After refill, the level must be rechecked. See “Cooling System” in the Index.
ENGINE
VIN QTY Without Rear Heater
“VORTEC”
5700
R
17.5
Quarts (16.5
L)
“VORTEC” 7400
J
25 Quarts (23.5
L)
QTY With Rear Heater
20 Quarts (19
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 “Engine Oil” in the Index.
ENGINE
“VORTEC” 5700
“VORTEC”
7400
VIN
R
J
QUANTITY WITH FILTER?
5
Quarts (4.8
L)
6.6
Quarts (6.3
L)
?Oil filter should be changed at every oil change.
Fuel Tank Capacity (Approximate)
TYPE QUANTITY
Utility 30 Gallons
(1
13 L)
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.
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