Vehicle report

1985 BUICK RIVIERA

Fuel economy

4 configurations
ConfigurationFuelCityHighwayCombined
5.7L 8-cyl, (350 V8), Automatic 4-spd, Front-Wheel DriveDiesel182621
3.8L 6-cyl, (FFS,TRBO), Automatic 4-spd, Front-Wheel DrivePremium Gasoline152217
5L 8-cyl, (GM-OLDS) (FFS) CA model, Automatic 4-spd, Front-Wheel DriveRegular Gasoline152117
5L 8-cyl, (GM-OLDS) (FFS), Automatic 4-spd, Front-Wheel DriveRegular Gasoline152017

Reading this report

Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.

1985 Buick Riviera MPG and Fuel Economy: 4 configurations | CarFathom