Pontiac 2004 GTO - Manual (Page 282)

Capacities and Specifications
The following approximate capacities are given in English and metric conversions.
Please refer to Recommended Fluids and Lubricants on page 6-13 for more information.
Capacities and Specifications
Application
Capacities
English Metric
Air Conditioning Refrigerant R134a 1.8 lbs 0.8 kg
Automatic Transmission (Drain and Refill) 5.3 quarts 5.0 L
Cooling System 15.1 quarts 14.3 L
Engine Oil with Filter (Drain and Refill) 6.5 quarts 6.2 L
Fuel Tank 18.5 gallons 70.0 L
Manual Transmission 4.6 quarts 4.4 L
Rear Axle Fluid 1.7 quarts 1.6 L
Wheel Nut Torque 74–92 lb ft 100–125 Y
All capacities are approximate. When adding, be sure to fill to the appropriate level, as recommended in this
manual. Recheck fluid level after filling
Engine Specifications
Engine VIN Code Transmission Spark Plug Gap
LS1 V8 G Automatic/Manual 0.040 inches (1.0 mm)
5-92