Chevrolet T10 (S10) Blazer 4WD
17 MPG The 1988 Chevrolet T10 (S10) Blazer 4WD is EPA-rated at 17 MPG combined (15 city / 20 highway). Over 15,000 miles a year that is about 882 gallons, $2824 a year in fuel, or $0.188 per mile at $3.20/gal.
Across its full 1984–1988 run it averages 17.9 MPG, falling by 1.4 MPG over 5 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 | $0.147 | $1471 | $2206 | $2941 |
| $3.00/gal | $0.176 | $1765 | $2647 | $3529 |
| $3.20/gal | $0.188 | $1882 | $2824 | $3765 |
| $3.50/gal | $0.206 | $2059 | $3088 | $4118 |
| $4.00/gal | $0.235 | $2353 | $3529 | $4706 |
| $4.50/gal | $0.265 | $2647 | $3971 | $5294 |
| $5.00/gal | $0.294 | $2941 | $4412 | $5882 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 1988 | 17 MPG | 15 | 20 | $3650 | 523 | 4 |
| 1987 | 18 MPG | 16.3 | 21 | $3492 | 499 | 6 |
| 1986 | 18.2 MPG | 16.3 | 21.2 | $3467 | 495 | 6 |
| 1985 | 17.9 MPG | 16 | 21.6 | $3506 | 501 | 9 |
| 1984 | 18.4 MPG | 16.1 | 22.2 | $3390 | 486 | 10 |
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 43 special purpose vehicles models tracked here, the Chevrolet T10 (S10) Blazer 4WD ranks 23 on current figures, against a class average of 17.6 MPG.
Closest more-efficient alternatives in the same class: Isuzu Amigo 2WD (17.5), Isuzu Rodeo 2WD (17.7), Jeep Cherokee/Wagoneer 4WD (17.8), Buick Coachbuilder Wagon (18), Ford Windstar FWD Van (18).
Tailpipe CO₂ is rated at 523 grams per mile, which works out to roughly 7.8 tonnes a year at 15,000 miles.
Questions
What MPG does the Chevrolet T10 (S10) Blazer 4WD get?
The 1988 Chevrolet T10 (S10) Blazer 4WD is rated at 17 MPG combined by the EPA — 15 city and 20 highway. Across all 5 model years in the database it averages 17.9 MPG, ranging from 16 to 21 depending on year and trim.
How much does a Chevrolet T10 (S10) Blazer 4WD cost in fuel per year?
At 17 MPG and 15,000 miles a year, it burns about 882 gallons — roughly $2824 a year with fuel at $3.20 a gallon, or $0.188 per mile. The EPA's own published annual figure for the 1988 model is $3650.
Has the Chevrolet T10 (S10) Blazer 4WD become more efficient over time?
No — it has actually gone backwards, from 18.4 MPG in 1984 to 17 in 1988. That usually reflects the model growing heavier, more powerful, or moving upmarket rather than the engineering getting worse.
Is the Chevrolet T10 (S10) Blazer 4WD efficient for its class?
It ranks 23 of 43 in the Special Purpose Vehicles class on current figures, against a class average of 17.6 MPG. That is 0.6 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.