1998 Gmc Sierra 1500 Gas Mileage (MPG)

The 1998 Gmc Sierra 1500 is EPA-rated at 13–18 MPG combined (12–16 city / 16–21 highway) across 8 configurations. Source: EPA fueleconomy.gov. For a specific vehicle's history, see vincheck.it.com/check-vin.

Sierra 1500 2WD — Auto 4-spd, 6 cyl, 4.3 L	14 city / 19 hwy / 16 comb MPG · $3900/yr
Sierra 1500 2WD — Auto 4-spd, 8 cyl, 5.0 L	14 city / 18 hwy / 15 comb MPG · $4150/yr
Sierra 1500 2WD — Auto 4-spd, 8 cyl, 5.7 L	13 city / 17 hwy / 14 comb MPG · $4450/yr
Sierra 1500 2WD — Man 5-spd, 6 cyl, 4.3 L	16 city / 21 hwy / 18 comb MPG · $3450/yr
Sierra 1500 4WD — Auto 4-spd, 6 cyl, 4.3 L	14 city / 18 hwy / 16 comb MPG · $3900/yr
Sierra 1500 4WD — Auto 4-spd, 8 cyl, 5.0 L	12 city / 17 hwy / 14 comb MPG · $4450/yr
Sierra 1500 4WD — Auto 4-spd, 8 cyl, 5.7 L	12 city / 16 hwy / 13 comb MPG · $4800/yr
Sierra 1500 4WD — Auto 4-spd, 8 cyl, 6.5 L, Diesel, Turbo	13 city / 17 hwy / 15 comb MPG · $5200/yr

Frequently asked questions

What is the MPG of the 1998 Gmc Sierra 1500?

The 1998 Gmc Sierra 1500 is EPA-rated at 13–18 MPG combined (12–16 city / 16–21 highway) across 8 configurations.

Is the 1998 Gmc Sierra 1500 good on gas?

EPA combined ratings for the 1998 Gmc Sierra 1500 range from 13–18 MPG. Higher combined MPG means lower annual fuel cost — see the per-configuration table above.

1998 Gmc Sierra 1500 safety ratings · 1998 Gmc Sierra 1500 complaints · Full 1998 Gmc Sierra 1500 VIN history