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Capacities and Specifications
Replacement Parts
Replacement part numbers listed in this section are based on the latest information available at the time of printing,
and are subject to change. If a part listed in this manual is not the same as the part used in your vehicle when it was
built, or if you have any questions, please contact your GM dealer.
These specifications are for information only. If you have any questions, see the service manual for the chassis or
refer to the body manufacturer’s publications.
Engine Identification -- Gasoline Engines
Engine “VORTEC” 4300 “VORTEC” 5000 “VORTEC” 5700 “VORTEC” 7400
Type V6 V8 V8 V8
VIN Code W M R J
Fuel System CSFI
1
CSFI
1
CSFI
1
SFI
2
1
Central Sequential Fuel Injection
2
Sequential Fuel Injection
Wheel Nut Torque
MODEL TORQUE
All 140 lb
-ft (190 N·m)
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