Compare Old and New MPG Estimates

Model Year: 1997

Make: Pontiac

Model: Bonneville

Select Engine and Transmission Options...

• Automatic 4-spd, 6 cyl, 3.8 L, Premium Gasoline, Supercharger, (FFS) (MPFI) (S-CHARGE) , CLKUP
• Automatic 4-spd, 6 cyl, 3.8 L, Regular Gasoline, (FFS) (MPFI) , CLKUP