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2003 Chevrolet Silverado 2500 2WD (Bifuel)
  8 cyl, 6.0 L
Automatic 4-spd
Regular Gasoline or natural gas
Bifuel (CNG)
EPA Fuel Economy
Miles per Gallon
Regular Gas
10
Combined
10

City

11

Highway

CNG
10
Combined
9

City

11

Highway

Fuel Economics Additional Information
 Regular Gas CNG
Cost to Drive 25 Miles $8.70 $5.23
Fuel to Drive 25 Miles 2.50 gal 2.50 gal
Cost to Fill the Tank - -
Miles on a Tank - -
Tank Size Not Available -
Annual Fuel Cost* $5220 $3135
Vehicle Specification Data
EPA Size Class Additional Information Standard Pickup Trucks 2WD
Drive Rear-Wheel Drive
Gas Guzzler no
Turbocharger no
Supercharger no
Passenger Volume Not Available
Luggage Volume Not Available
Engine Descriptor Additional Information
Transmission Descriptor Additional Information 2MODE

Annual Fuel Costs are based on 45% highway driving, 55% city driving, and 15000 annual miles. Assumed Fuel Prices:

  • Regular: 3.48
  • Midgrade: 3.61
  • Premium: 3.76
  • Diesel: 3.86
  • CNG: 2.09
  • Electricity: 0.12 per kilowatt hour
  • E85: 3.19
  • LPG: 3.06