Pontiac 2008 G8 Owner's Manual page 287

Fuel Tank
Wheel Nut Torque
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual.
Engine
3.6L V6 Engine
6.0L V8 Engine
Application
Engine Specifications
VIN Code
7
Y
Technical Data
Capacities
English
19.3 gal
125 lb ft
Transmission
Automatic
Automatic
10-3
Metric
73.0 L
170 Y
Spark Plug Gap
0.043 in (1.10 mm)
0.040 in (1.02 mm)