1985 · Van · Diesel

1985 GMC Rally Diesel MPG & fuel economy

The 1985 GMC Rally Diesel is a van offered in 2 EPA-rated configurations. The most efficient version returns 18 MPG combined (15 city / 22 highway) on diesel. Across the lineup, combined ratings range from 17 to 18 MPG. That's down 1 MPG from the 1984 model. Among 25 vans rated for 1985, it ranks 16th for lowest fuel cost. At 15,000 miles a year with $3.70/gal diesel fuel, it costs about $3,083 a year to fuel.

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Combined 18 MPG 15 MPG city · 22 MPG hwy
Driving range — not published for this model
Your fuel cost $3,083 15,000 mi/yr · $20.56 per 100 mi
Class rank, 1985 #16 of 25 Vans by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Fuel average

The 1985 GMC Rally Diesel's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.4 km/L in the city and 9.4 km/L on the highway.

MPGkm/LL/100 km
City156.415.7
Highway229.410.7
Combined187.713.1

How it ranks among 1985 Vans

Full class ranking →
  1. 1GMC Safari22 MPG $2,114
  2. 2Chevrolet Astro Cargo22 MPG $2,114
  3. 3Chevrolet Astro Passenger22 MPG $2,114
  4. 4Toyota Van21 MPG $2,214
  5. 5Ford E150 Econoline18 MPG $2,583
  6. 16GMC Rally Diesel18 MPG $3,083
  7. 25Dodge B350 Wagon10 MPG $4,650
1985 Rally DieselOther vansClass median: $2,906/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

Rally Diesel MPG across model years

Full history →

2 EPA-rated configurations

ConfigurationTypeCityHwyCombinedRangeYour cost / yr
RWD · 6.2L 8-cyl · 4-speed automatic
G15/25 Rally 2WD		 Diesel 15 MPG 22 MPG 18 MPG — $3,083
RWD · 6.2L 8-cyl · 4-speed manual
G15/25 Rally 2WD		 Diesel 16 MPG 19 MPG 17 MPG — $3,265

Specs (most efficient configuration)

Fuel
Diesel
Engine / motor
6.2L 8-cyl
Transmission
4-speed automatic
Drivetrain
RWD
Tailpipe CO₂
566 g/mi

1985 GMC Rally Diesel vs. rivals

vs Chevrolet Sport Van Diesel 18 MPG · $3,083/yr Same fuel cost vs Dodge B150/B250 Wagon 15 MPG · $3,100/yr Rally Diesel saves $17/yr vs Chevrolet G10/20 Van Hybrid 15 MPG · $3,100/yr Rally Diesel saves $17/yr vs Chevrolet G10/20 Van Diesel 19 MPG · $2,921/yr G10/20 Van Diesel saves $162/yr vs Ford E150 Club Wagon 16 MPG · $2,906/yr E150 Club Wagon saves $177/yr vs Chevrolet G30 Van 16 MPG · $2,906/yr G30 Van saves $177/yr vs Chevrolet Sport Van 16 MPG · $2,906/yr Sport Van saves $177/yr vs Chevrolet Sport Van Hybrid 14 MPG · $3,321/yr Rally Diesel saves $238/yr vs Dodge B350 Van 13 MPG · $3,577/yr Rally Diesel saves $494/yr vs Dodge B350 Wagon 10 MPG · $4,650/yr Rally Diesel saves $1,567/yr vs GMC Rally 16 MPG · $2,906/yr Rally saves $177/yr vs GMC Rally Hybrid 14 MPG · $3,321/yr Rally Diesel saves $238/yr

Compare the 1985 Rally Diesel

With any other car from any year, including other Rally Diesel model years. Type a year to jump, e.g. "2015 Accord".

Same year, other powertrains: 1985 GMC Rally (16 MPG), 1985 GMC Rally Hybrid (14 MPG)

Frequently asked questions

What is the gas mileage of the 1985 GMC Rally Diesel?

Up to 18 MPG combined (15 city / 22 highway); ratings range from 17 to 18 MPG depending on configuration.

What fuel does the 1985 GMC Rally Diesel use?

Diesel.

What is the fuel average in km/L for the 1985 GMC Rally Diesel?

The 1985 GMC Rally Diesel's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.4 km/L in the city and 9.4 km/L on the highway.

How much does it cost to fuel the 1985 GMC Rally Diesel per year?

About $3,083 at 15,000 miles a year with $3.70/gal diesel fuel, or $20.56 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.

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