Pontiac 2008 Grand Prix Owner's Manual page 399

Fuel Tank
3.8L Engine (with NU6 emissions) sold new in CA, ME,
VT, NY, MA (see your dealer/retailer for bordering states)
3.8L Engine (without NU6 emissions) sold new in all other
states (see your dealer/retailer for more information)
5.3L V8 Engine sold new in all states
Wheel Nut Torque
All capacities are approximate. When adding fluid, be sure to fill to the appropriate level, as recommended in this
manual. Recheck fluid level after filling.
Engine
3.8 V6 Engine
5.3 V8 Engine with Active Fuel
Management™
Application
Engine Specifications
VIN Code
2
C
Capacities
English
17.0 gal
17.5 gal
17.5 gal
100 ft lb
Transmission
Automatic
Automatic
Metric
64.4 L
66.2 L
66.2 L
140 Y
Spark Plug Gap
.060 inches (1.52 mm)
.040 inches (1.01 mm)
5-129