Compare Old and New MPG Estimates

Model Year: 1985

Make: Buick

Model: Riviera Convertible

Select Engine and Transmission Options...

• Automatic 4-spd, 6 cyl, 3.8 L, Premium Gasoline, TurboCharger, (FFS,TRBO)
• Automatic 4-spd, 8 cyl, 5.0 L, Regular Gasoline, (GM-OLDS) (FFS)
• Automatic 4-spd, 8 cyl, 5.0 L, Regular Gasoline, (GM-OLDS) (FFS) CA model