| Table 1: | Engine Specifications | 
The following approximate capacities are given in English and metric conversions. See Recommended Fluids and Lubricants for more information.
Application  | Capacities  | |
|---|---|---|
English  | Metric  | |
Air Conditioning Refrigerant R134a  | For the air conditioning system refrigerant charge amount, see the refrigerant caution label located under the hood. See your dealer for more information.  | |
Cooling System  | ||
  | 9.7 qt  | 9.2 L  | 
  | 11.2 qt  | 10.6 L  | 
  | 11.2 qt  | 10.6 L  | 
Engine Oil with Filter  | ||
  | 7.0 qt  | 6.6 L  | 
  | 6.0 qt  | 5.7 L  | 
  | 6.0 qt  | 5.7 L  | 
Fuel Tank  | 22.0 gal  | 83.3 L  | 
Transfer Case Lubricant  | 2.0 qt  | 1.8 L  | 
Transmission (Drain and Refill)  | 5.0 qt  | 4.7 L  | 
Wheel Nut Torque  | 100 lb ft  | 140 N·m  | 
All capacities are approximate. When adding, be sure to fill to the appropriate level, as recommended in this manual. Recheck the fluid level after filling.  | ||
Engine  | VIN Code  | Transmission  | Spark Plug Gap  | 
|---|---|---|---|
VORTEC 4.2L L6  | S  | Automatic  | 0.040 inches (1.01 mm)  | 
VORTEC 5.3L V8  | M  | Automatic  | 0.040 inches (1.01 mm)  | 
6.0L V8  | H  | Automatic  | 0.040 inches (1.01 mm)  |