What is the fuel economy of a 1984 Buick Riviera?

EPA figures for the 1984 Buick Riviera reach 21 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.

Are there recalls on the 1984 Buick Riviera?

NHTSA lists 2 safety recall campaigns for the 1984 Buick Riviera. Check your specific vehicle by VIN on the official NHTSA site - recalls are fixed free of charge by dealers.

Buick · 1984

1984 Buick Riviera

Official EPA fuel economy and NHTSA recall record, best combined figure 21 MPG.

Fuel economy (EPA)

Engine	Transmission	Fuel	City	Highway	Combined	CO2 g/mi
3.8L 6-cyl	Automatic 4-spd	Regular	13	20	15	592
4.1L 6-cyl	Automatic 4-spd	Regular	13	20	15	592
5.0L 8-cyl	Automatic 4-spd	Regular	14	20	16	555
5.7L 8-cyl	Automatic 4-spd	Diesel	18	26	21	485
4.1L 6-cyl	Automatic 4-spd	Regular	13	19	15	592
5.0L 8-cyl	Automatic 4-spd	Regular	14	20	16	555

Safety recalls (NHTSA)

2 campaigns on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.

Campaign 89V102000

A SMALL NYLON BUSHING IN THE CRUISE CONTROL SERVO BAIL MAY SLIP OUT OF PLACE, CAUSING INTERMITTENT AND UNEXPECTED INCREASES IN ENGINE SPEED OR DIESELING (ENGINE RUN ON WITH IGNITION OFF).

Campaign 06E043000

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS A

Decode this car's VIN All Buick models

Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.