Buick Coachbuilder Wagon MPG by year — every rating on record
The Buick Coachbuilder Wagon has a combined EPA fuel economy rating for 6 model years, from 1990 to 1995. Across those years its best rated version returned 18 mpg (1990) and its thirstiest returned 17 mpg (1991). The EPA record holds 7 configurations for this nameplate, most recently a Special Purpose Vehicles.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 1990 | 1 | 18 mpg | 18 mpg | #7 of 25 (75th pct) | Rear-Wheel Drive | Regular | Special Purpose Vehicle 2WD |
| 1991 | 1 | 17 mpg | 17 mpg | #23 of 50 (55th pct) | Rear-Wheel Drive | Regular | Special Purpose Vehicles |
| 1992 | 2 | 18 mpg | 18 mpg | #16 of 50 (69th pct) | Rear-Wheel Drive | Regular | Special Purpose Vehicles |
| 1993 | 1 | 17 mpg | 17 mpg | #28 of 54 (49th pct) | Rear-Wheel Drive | Regular | Special Purpose Vehicles |
| 1994 | 1 | 18 mpg | 18 mpg | #12 of 48 (77th pct) | Rear-Wheel Drive | Premium | Special Purpose Vehicles |
| 1995 | 1 | 18 mpg | 18 mpg | #10 of 44 (79th pct) | Rear-Wheel Drive | Regular | Special Purpose Vehicles |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Buick Coachbuilder Wagon placed highest in 1990 at #7 of 25, and lowest in 1993 at #28 of 54. It spent 5 of its 6 ranked years in the top half of its class.
Every configuration on record
All 7 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 1995 | 5.7L 8-cyl Rear-Wheel Drive Automatic 4-spd Regular | (350 V8) (FFS) (MPFI) | 15 | 23 | 18 | 638.9 | 16.5 | $3,450 | 493.72222222222223 | n/a |
| 1994 | 5.7L 8-cyl Rear-Wheel Drive Automatic 4-spd Premium | (350 V8) (FFS) (MPFI) | 15 | 23 | 18 | 638.9 | 16.5 | $4,300 | 493.72222222222223 | n/a |
| 1993 | 5.7L 8-cyl Rear-Wheel Drive Automatic 4-spd Regular | (350 V8) (FFS) | 15 | 23 | 17 | 676.5 | 17.5 | $3,650 | 522.7647058823529 | n/a |
| 1992 | 5.0L 8-cyl Rear-Wheel Drive Automatic 4-spd Regular | (GM-CHEV) (FFS) | 15 | 23 | 18 | 638.9 | 16.5 | $3,450 | 493.72222222222223 | n/a |
| 1992 | 5.7L 8-cyl Rear-Wheel Drive Automatic 4-spd Regular | (350 V8) (FFS) | 15 | 23 | 18 | 638.9 | 16.5 | $3,450 | 493.72222222222223 | n/a |
| 1991 | 5.0L 8-cyl Rear-Wheel Drive Automatic 4-spd Regular | (GM-CHEV) (FFS) | 15 | 23 | 17 | 676.5 | 17.5 | $3,650 | 522.7647058823529 | n/a |
| 1990 | 5.0L 8-cyl Rear-Wheel Drive Automatic 4-spd Regular | (GM-OLDS) (FFS) | 15 | 22 | 18 | 638.9 | 16.5 | $3,450 | 493.72222222222223 | n/a |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 2 of 4 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 1990 → 1991 | 18 → 17 mpg | -1 mpg | 676 gal |
| 1991 → 1992 | 17 → 18 mpg | +1 mpg | 639 gal |
| 1992 → 1993 | 18 → 17 mpg | -1 mpg | 676 gal |
| 1993 → 1994 | 17 → 18 mpg | +1 mpg | 639 gal |
What Coachbuilder Wagon fuel costs over a year
At the EPA's 11,500 miles a year, the 1995 Buick Coachbuilder Wagon burns 639 to 639 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,917 | $1,917 | $0 |
| $3.50/gal | $2,236 | $2,236 | $0 |
| $4.00/gal | $2,556 | $2,556 | $0 |
EPA’s own estimate for the 1995 model year is $3,450 to $3,450 a year in fuel, or $6,000 more than the average new vehicle over five years.
How it compares with other Special Purpose Vehicles
Across the 113 nameplates EPA classifies as Special Purpose Vehicles, the median best combined rating is 21 mpg. At 18 mpg the Buick Coachbuilder Wagon is 3 mpg below the median, which is worth about $319 a year at $3.50 a gallon.
- All Special Purpose Vehicles rankings — every nameplate in the class, best to worst.
Other Buick nameplates
Every Buick model compared → — all nameplates ranked by best combined rating, with what each one costs a year.