Model Years

2021 Chevrolet Silverado 1500 MPG and Fuel Cost

The 2021 Chevrolet Silverado 1500 gets up to 21 mpg combined with a gas engine and up to 27 mpg with the diesel, across 33 EPA-tested versions.

EPA fuel economy

2021 Chevrolet Silverado 1500 · 33 EPA-tested versions

Best gas version

21MPG combined

20 city 23 highway

$2,950 a year to fuel15,000 miles a year at EPA's $4.00 a gallon (regular gas)

Fuel economy score4/10

2.7L turbo 4-cyl · RWD · 8-speed automatic

Best diesel version

27MPG combined

23 city 33 highway

$3,500 a year to fuel15,000 miles a year at EPA's $6.13 a gallon (diesel)

Fuel economy score6/10

3.0L turbo 6-cyl diesel · RWD · 10-speed automatic

Best version costs $6,500 more in fuel over 5 years vs the average new vehicle (EPA)

Data: US EPA, fueleconomy.govUpdated

At EPA's price assumptions, fuel costs $2,950 to $4,850 a year. Ratings for the best versions are unchanged from 2020.

Fewer complaints than a typical Silverado 1500 year

The 2021 drew 174 owner complaints in its first three years, against about 176 for a typical Silverado 1500 year.

No Silverado 1500 year stands out enough to avoid; best year: 2018. Based on owner complaints, not adjusted for sales.

Every Silverado 1500 year rankedThe 2021 Silverado 1500's recalls and problems

Every 2021 Silverado 1500 version

EPA's ratings for each version it tested. Fuel cost is EPA's estimate for 15,000 miles a year at its current prices.

VersionCombinedCity / HwyFuel / year
Gas
2.7L turbo 4-cyl · RWD · 8-speed automatic
EPA listing: Silverado 2WD (also Silverado 2WD)
21 mpg 20 / 23 $2,950
2.7L turbo 4-cyl · 4WD · 8-speed automatic
EPA listing: Silverado 4WD (also Silverado 4WD)
20 mpg 19 / 22 $3,100
5.3L 8-cyl · 4WD · 10-speed automatic · auto start-stop
EPA listing: Silverado 4WD
19 mpg 16 / 22 $3,300
5.3L 8-cyl · RWD · 8-speed automatic · rated 19 mpg
EPA listing: Silverado 2WD
19 mpg 17 / 23 $3,300
5.3L 8-cyl · 4WD · 10-speed automatic · TrailBoss · auto start-stop
EPA listing: Silverado 4WD TrailBoss
18 mpg 16 / 21 $3,450
5.3L 8-cyl · 4WD · 10-speed automatic · no start-stop
EPA listing: Silverado 4WD
18 mpg 15 / 21 $3,450
5.3L 8-cyl · 4WD · 8-speed automatic · with Cylinder Deactivation
EPA listing: Silverado 4WD
18 mpg 16 / 22 $3,450
6.2L 8-cyl · 4WD · 10-speed automatic · auto start-stop
EPA listing: Silverado 4WD · Premium fuel
18 mpg 16 / 21 $4,300
4.3L 6-cyl · 4WD · 6-speed automatic
EPA listing: Silverado 4WD
17 mpg 15 / 20 $3,650
4.3L 6-cyl · RWD · 6-speed automatic
EPA listing: Silverado 2WD
17 mpg 16 / 21 $3,650
4.3L 6-cyl · RWD · 6-speed automatic · Cab Chassis
EPA listing: Silverado Cab Chassis 2WD
17 mpg 15 / 19 $3,650
5.3L 8-cyl · 4WD · 10-speed automatic · TrailBoss · no start-stop
EPA listing: Silverado 4WD TrailBoss
17 mpg 15 / 21 $3,650
5.3L 8-cyl · 4WD · 6-speed automatic · rated 17 mpg
EPA listing: Silverado 4WD
17 mpg 15 / 20 $3,650
5.3L 8-cyl · RWD · 6-speed automatic · Active Fuel Management
EPA listing: Silverado 2WD
17 mpg 15 / 21 $3,650
5.3L 8-cyl · RWD · 8-speed automatic · rated 17 mpg
EPA listing: Silverado 2WD
17 mpg 15 / 22 $3,650
6.2L 8-cyl · 4WD · 10-speed automatic · TrailBoss · auto start-stop
EPA listing: Silverado 4WD TrailBoss (also Silverado 4WD TrailBoss) · Premium fuel
17 mpg 15 / 19 $4,550
6.2L 8-cyl · 4WD · 10-speed automatic · no start-stop
EPA listing: Silverado 4WD · Premium fuel
17 mpg 15 / 20 $4,550
4.3L 6-cyl · 4WD · 6-speed automatic · TrailBoss
EPA listing: Silverado 4WD TrailBoss
16 mpg 14 / 18 $3,900
5.3L 8-cyl · 4WD · 6-speed automatic · Flex-fuel (E85)
EPA listing: Silverado 4WD · Flex-fuel (E85)
16 mpg 14 / 18 $3,900
5.3L 8-cyl · 4WD · 6-speed automatic · TrailBoss · rated 16 mpg
EPA listing: Silverado 4WD TrailBoss
16 mpg 14 / 18 $3,900
5.3L 8-cyl · 4WD · 6-speed automatic · rated 16 mpg
EPA listing: Silverado 4WD
16 mpg 14 / 20 $3,900
5.3L 8-cyl · 4WD · 8-speed automatic
EPA listing: Silverado 4WD
16 mpg 14 / 21 $3,900
5.3L 8-cyl · RWD · 6-speed automatic
EPA listing: Silverado 2WD
16 mpg 14 / 21 $3,900
5.3L 8-cyl · RWD · 6-speed automatic · Flex-fuel (E85)
EPA listing: Silverado 2WD · Flex-fuel (E85)
16 mpg 15 / 19 $3,900
6.2L 8-cyl · 4WD · 10-speed automatic · TrailBoss · no start-stop
EPA listing: Silverado 4WD TrailBoss · Premium fuel
16 mpg 14 / 19 $4,850
4.3L 6-cyl · 4WD · 6-speed automatic · Cab Chassis
EPA listing: Silverado Cab Chassis 4WD
15 mpg 14 / 16 $4,150
5.3L 8-cyl · 4WD · 6-speed automatic · Cab Chassis · rated 15 mpg
EPA listing: Silverado Cab Chassis 4WD
15 mpg 14 / 17 $4,150
5.3L 8-cyl · 4WD · 6-speed automatic · TrailBoss · rated 15 mpg
EPA listing: Silverado 4WD TrailBoss
15 mpg 13 / 18 $4,150
5.3L 8-cyl · RWD · 6-speed automatic · Cab Chassis · rated 15 mpg
EPA listing: Silverado Cab Chassis 2WD
15 mpg 14 / 18 $4,150
5.3L 8-cyl · 4WD · 6-speed automatic · Cab Chassis · rated 14 mpg
EPA listing: Silverado Cab Chassis 4WD
14 mpg 13 / 17 $4,450
5.3L 8-cyl · RWD · 6-speed automatic · Cab Chassis · rated 14 mpg
EPA listing: Silverado Cab Chassis 2WD
14 mpg 13 / 18 $4,450
Diesel
3.0L turbo 6-cyl diesel · RWD · 10-speed automatic Best
EPA listing: Silverado 2WD
27 mpg 23 / 33 $3,500
3.0L turbo 6-cyl diesel · 4WD · 10-speed automatic
EPA listing: Silverado 4WD
24 mpg 22 / 26 $3,950

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.00 a gallon for regular gas, $5.01 a gallon for premium gas, and $6.13 a gallon for diesel. Change the numbers to match your driving.

VersionPer yearPer month5 years
2.7L turbo 4-cyl · RWD · 8-speed automatic
$2,857$238$14,286
2.7L turbo 4-cyl · 4WD · 8-speed automatic
$3,000$250$15,000
5.3L 8-cyl · 4WD · 10-speed automatic · auto start-stop
$3,158$263$15,789
5.3L 8-cyl · RWD · 8-speed automatic · rated 19 mpg
$3,158$263$15,789
5.3L 8-cyl · 4WD · 10-speed automatic · no start-stop
$3,333$278$16,667
5.3L 8-cyl · 4WD · 10-speed automatic · TrailBoss · auto start-stop
$3,333$278$16,667
5.3L 8-cyl · 4WD · 8-speed automatic · with Cylinder Deactivation
$3,333$278$16,667
6.2L 8-cyl · 4WD · 10-speed automatic · auto start-stop
$4,175$348$20,875
4.3L 6-cyl · 4WD · 6-speed automatic
$3,529$294$17,647
4.3L 6-cyl · RWD · 6-speed automatic
$3,529$294$17,647
4.3L 6-cyl · RWD · 6-speed automatic · Cab Chassis
$3,529$294$17,647
5.3L 8-cyl · 4WD · 10-speed automatic · TrailBoss · no start-stop
$3,529$294$17,647
5.3L 8-cyl · 4WD · 6-speed automatic · rated 17 mpg
$3,529$294$17,647
5.3L 8-cyl · RWD · 6-speed automatic · Active Fuel Management
$3,529$294$17,647
5.3L 8-cyl · RWD · 8-speed automatic · rated 17 mpg
$3,529$294$17,647
6.2L 8-cyl · 4WD · 10-speed automatic · no start-stop
$4,421$368$22,103
6.2L 8-cyl · 4WD · 10-speed automatic · TrailBoss · auto start-stop
$4,421$368$22,103
4.3L 6-cyl · 4WD · 6-speed automatic · TrailBoss
$3,750$312$18,750
5.3L 8-cyl · 4WD · 6-speed automatic · Flex-fuel (E85)
$3,750$313$18,750
5.3L 8-cyl · 4WD · 6-speed automatic · rated 16 mpg
$3,750$313$18,750
5.3L 8-cyl · 4WD · 6-speed automatic · TrailBoss · rated 16 mpg
$3,750$312$18,750
5.3L 8-cyl · 4WD · 8-speed automatic
$3,750$312$18,750
5.3L 8-cyl · RWD · 6-speed automatic · Flex-fuel (E85)
$3,750$312$18,750
5.3L 8-cyl · RWD · 6-speed automatic
$3,750$312$18,750
6.2L 8-cyl · 4WD · 10-speed automatic · TrailBoss · no start-stop
$4,697$391$23,484
4.3L 6-cyl · 4WD · 6-speed automatic · Cab Chassis
$4,000$333$20,000
5.3L 8-cyl · 4WD · 6-speed automatic · TrailBoss · rated 15 mpg
$4,000$333$20,000
5.3L 8-cyl · 4WD · 6-speed automatic · Cab Chassis · rated 15 mpg
$4,000$333$20,000
5.3L 8-cyl · RWD · 6-speed automatic · Cab Chassis · rated 15 mpg
$4,000$333$20,000
5.3L 8-cyl · 4WD · 6-speed automatic · Cab Chassis · rated 14 mpg
$4,286$357$21,429
5.3L 8-cyl · RWD · 6-speed automatic · Cab Chassis · rated 14 mpg
$4,286$357$21,429
3.0L turbo 6-cyl diesel · RWD · 10-speed automatic
$3,406$284$17,028
3.0L turbo 6-cyl diesel · 4WD · 10-speed automatic
$3,831$319$19,156

At the default settings the results match EPA's annual cost before EPA rounds it to the nearest $50.

Chevrolet Silverado 1500 MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 18 to 21 mpg (every year from 2010 to 2026); highest in 2019. Hybrid: 21 to 22 mpg (2010 to 2013); highest in 2010.

  • Best gas version
  • Best hybrid version

2021: gas 21 mpg · hybrid not offered

Show as a table
Chevrolet Silverado 1500 best combined mpg by model year
Model yearBest gas versionBest hybrid version
20101822
20111821
20121821
20131821
201420–
201520–
201620–
201720–
201820–
201921–
202021–
202121–
202220–
202320–
202420–
202519–
202620–

How the 2021 Silverado 1500 compares

2021 full-size pickups covered on this site, ranked by their best combined rating. Fuel cost is for each model's cheapest version to run, at EPA's prices.

2021 modelBest combinedBest gasFuel / year
Chevrolet Silverado 1500 This page
Best: diesel
27 mpg21 mpg$2,950
Best: diesel
26 mpg23 mpg$2,700
Best: diesel
26 mpg21 mpg$2,950
Best: hybrid
25 mpg22 mpg$2,500
Best: gas
15 mpg15 mpg$4,150

2021 Silverado 1500 recalls and complaints

NHTSA lists 8 safety recalls and 859 owner complaints for the 2021 Silverado 1500.

Owners most often describe engine failure (166 complaints, 19%), then the check engine light (161). NHTSA's overall crash rating: 4 to 5 stars, depending on the version.

See the 2021 Silverado 1500 recalls and problems

Questions

Does 4WD lower the 2021 Chevrolet Silverado 1500's gas mileage?

Sometimes. On versions that differ only in drive, the gap ranges from 0 to 3 mpg combined: the 3.0L turbo 6-cyl diesel gets 27 mpg combined with two-wheel drive and 24 with 4WD.

Does the 2021 Chevrolet Silverado 1500 need premium gas?

Some versions do. EPA lists the 6.2L 8-cyl versions on premium, the diesel runs on diesel fuel, and the rest use regular.

How does the 2021 Silverado 1500's MPG compare with the 2020?

For 2021, the best gas version is rated 21 mpg, the same as the year before and the best diesel version is rated 27 mpg, the same as the year before.

Sources and method

  • US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Nov 4, 2026.
  • EPA fuel price assumptions: regular $4.00, midgrade $4.61, premium $5.01, diesel $6.13 a gallon; electricity $0.15 per kWh.
  • Recall and complaint counts: NHTSA recall file dated Nov 12, 2026 and complaint file dated Nov 11, 2026.

Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.