Cadillac Commercial Chassis
16 MPG The 1993 Cadillac Commercial Chassis is EPA-rated at 16 MPG combined (14 city / 22 highway). Over 15,000 miles a year that is about 938 gallons, $3000 a year in fuel, or $0.200 per mile at $3.20/gal.
Across its full 1988–1993 run it averages 16.5 MPG, falling by 1 MPG over 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.156 | $1563 | $2344 | $3125 |
| $3.00/gal | $0.188 | $1875 | $2813 | $3750 |
| $3.20/gal | $0.200 | $2000 | $3000 | $4000 |
| $3.50/gal | $0.219 | $2188 | $3281 | $4375 |
| $4.00/gal | $0.250 | $2500 | $3750 | $5000 |
| $4.50/gal | $0.281 | $2813 | $4219 | $5625 |
| $5.00/gal | $0.313 | $3125 | $4688 | $6250 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 1993 | 16 MPG | 14 | 22 | $4800 | 555 | 1 |
| 1992 | 16 MPG | 14 | 21 | $4800 | 555 | 1 |
| 1991 | 16 MPG | 14 | 22 | $4800 | 555 | 1 |
| 1990 | 16 MPG | 14 | 22 | $4800 | 555 | 1 |
| 1989 | 18 MPG | 15 | 23 | $3450 | 494 | 1 |
| 1988 | 17 MPG | 15 | 22 | $3650 | 523 | 1 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 29 special purpose vehicle 2wd models tracked here, the Cadillac Commercial Chassis ranks 20 on current figures, against a class average of 18.8 MPG.
Closest more-efficient alternatives in the same class: Cadillac XTS Hearse (17), Cadillac XTS Limo (17), Chevrolet S10 Cab Chassis 2WD (17), Jeep Cherokee 2WD (17), Chevrolet S10 Blazer 2WD (17.5).
Tailpipe CO₂ is rated at 555 grams per mile, which works out to roughly 8.3 tonnes a year at 15,000 miles.
Questions
What MPG does the Cadillac Commercial Chassis get?
The 1993 Cadillac Commercial Chassis is rated at 16 MPG combined by the EPA — 14 city and 22 highway. Across all 6 model years in the database it averages 16.5 MPG, ranging from 16 to 18 depending on year and trim.
How much does a Cadillac Commercial Chassis cost in fuel per year?
At 16 MPG and 15,000 miles a year, it burns about 938 gallons — roughly $3000 a year with fuel at $3.20 a gallon, or $0.200 per mile. The EPA's own published annual figure for the 1993 model is $4800.
Has the Cadillac Commercial Chassis become more efficient over time?
No — it has actually gone backwards, from 17 MPG in 1988 to 16 in 1993. That usually reflects the model growing heavier, more powerful, or moving upmarket rather than the engineering getting worse.
Is the Cadillac Commercial Chassis efficient for its class?
It ranks 20 of 29 in the Special Purpose Vehicle 2WD class on current figures, against a class average of 18.8 MPG. That is 2.8 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.