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Capacities and Specifications
All capacities are approximate. When adding, be sure
to fill to the appropriate level or as recommended in
this manual.
Please refer to “Recommended Fluids and Lubricants”
in the Index for more information.
Engine Type
VIN
Code
Spark Plug
Gap
“VORTEC” 8100 V8 G 0.060 inches
(1.52 mm)
Wheels and Tires
Model Description Torque
Front 5 bolts (5/8 in.)
175 lb
-ft (240 N·m)
Rear 10 bolts (5/8 in.)
175 lb
-ft (240 N·m)
Tire Pressure See the Certification/Tire label on
the rear edge of the driver’s door
or the incomplete vehicle document
in the cab.
Cooling System Capacity
After refill, the level must be rechecked. See “Cooling
System” in the Index.
Engine VIN Quantity
“VORTEC” 8100 G 28.5 quarts (27.0 L)
Crankcase Capacity
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 VIN
Quantity with
Filter
“VORTEC” 8100 G 6.6 quarts (6.3 L)
Oil filter should be changed at every oil change.
Fuel Tank Capacity
Type Quantity
Front Tank 22 U.S. gallons (79 L)
Rear Tank 18 U.S. gallons (68 L)