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  • Summit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 Elevation

    $27,775

    104,883 mi.
    Est. $521/mo

    Circle Buick GMC

    3.5
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    Highland, IN (29 mi)

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  • Satin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLT

    $37,595

    52,270 mi.
    Est. $705/mo

    D'Arcy Buick GMC

    4.3
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    Joliet, IL (13 mi)

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  • Summit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLT

    $36,990

    53,805 mi.
    Est. $694/mo

    Toyota of Naperville

    4.9
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    Naperville, IL (13 mi)
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  • Summit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 ElevationSummit White 2021 GMC Sierra 1500 Elevation

    $35,400

    $100
    44,505 mi.
    Est. $664/mo

    Porsche Downtown Chicago

    4.5
    Check Availability
    Chicago, IL (23 mi)
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  • Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4

    $36,991

    75,100 mi.
    Est. $694/mo

    Elmhurst Chrysler Dodge Jeep Ram

    4.3
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    Elmhurst, IL (18 mi)
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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $43,800

    23,792 mi.
    Est. $821/mo

    Diamond Motorworks

    4.7
    Check Availability
    Lisle, IL (11 mi)
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  • Gray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 Denali

    $42,998

    56,828 mi.
    Est. $806/mo

    CarMax Hillside (Eisenhower Expy)

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    Hillside, IL (15 mi)
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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $41,500

    61,196 mi.
    Est. $778/mo

    D'Arcy Buick GMC

    4.3
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    Joliet, IL (13 mi)

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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $34,995

    107,203 mi.
    Est. $656/mo

    Baha Auto of Burbank

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    Burbank, IL (11 mi)
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  • White 2021 GMC Sierra 1500 ElevationWhite 2021 GMC Sierra 1500 ElevationWhite 2021 GMC Sierra 1500 ElevationWhite 2021 GMC Sierra 1500 ElevationWhite 2021 GMC Sierra 1500 ElevationWhite 2021 GMC Sierra 1500 Elevation

    $29,549

    98,682 mi.
    Est. $554/mo

    KNB Motors Inc

    Check Availability
    Northlake, IL (17 mi)
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  • Gray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 Denali

    $39,500

    79,140 mi.
    Est. $741/mo

    Summit Auto Center

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    Summit, IL (12 mi)
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  • White 2021 GMC Sierra 1500 DenaliWhite 2021 GMC Sierra 1500 DenaliWhite 2021 GMC Sierra 1500 DenaliWhite 2021 GMC Sierra 1500 DenaliWhite 2021 GMC Sierra 1500 DenaliWhite 2021 GMC Sierra 1500 Denali

    $36,995

    $1K
    83,316 mi.
    Est. $694/mo

    Affinity Auto Sales

    3.9
    Check Availability
    West Chicago, IL (21 mi)
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  • Onyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLT

    $38,544

    $451
    44,788 mi.
    Est. $723/mo

    Castle Buick GMC

    3.8
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    North Riverside, IL (16 mi)
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  • Satin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 Elevation

    $36,555

    47,640 mi.
    Est. $686/mo

    McGrath Elmhurst Toyota

    4.0
    Check Availability
    Elmhurst, IL (17 mi)

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  • Onyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLT

    $38,230

    53,793 mi.
    Est. $717/mo

    Castle Volkswagen Downers Grove

    3.6
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    Downers Grove, IL (10 mi)
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  • Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4

    $41,995

    53,734 mi.
    Est. $788/mo

    Motor Cars Mitsubishi

    4.4
    Check Availability
    Aurora, IL (14 mi)
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  • Onyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLT

    $34,386

    $600
    89,760 mi.
    Est. $645/mo

    Fox Valley Buick GMC

    4.4
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    St Charles, IL (24 mi)
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  • Onyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLT

    $34,599

    67,400 mi.
    Est. $649/mo

    Haggerty Buick GMC Inc

    5.0
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    Villa Park, IL (13 mi)
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  • Onyx Black 2021 GMC Sierra 1500 ElevationOnyx Black 2021 GMC Sierra 1500 ElevationOnyx Black 2021 GMC Sierra 1500 ElevationOnyx Black 2021 GMC Sierra 1500 ElevationOnyx Black 2021 GMC Sierra 1500 ElevationOnyx Black 2021 GMC Sierra 1500 Elevation

    $34,450

    85,203 mi.
    Est. $646/mo

    Rizza Cadillac Buick GMC

    4.3
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    Tinley Park, IL (10 mi)
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  • Onyx Black 2021 GMC Sierra 1500Onyx Black 2021 GMC Sierra 1500Onyx Black 2021 GMC Sierra 1500Onyx Black 2021 GMC Sierra 1500Onyx Black 2021 GMC Sierra 1500Onyx Black 2021 GMC Sierra 1500

    $25,975

    110,636 mi.
    Est. $487/mo

    Circle Buick GMC

    3.5
    Check Availability
    Highland, IN (29 mi)
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  • Satin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 ElevationSatin Steel Metallic 2021 GMC Sierra 1500 Elevation

    $30,315

    90,358 mi.
    Est. $569/mo

    Al Piemonte Buick GMC

    4.5
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    Elmhurst, IL (18 mi)
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  • Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4Onyx Black 2021 GMC Sierra 1500 AT4

    $39,975

    44,336 mi.
    Est. $750/mo

    Circle Buick GMC

    3.5
    Check Availability
    Highland, IN (29 mi)
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  • Black 2021 GMC Sierra 1500 ElevationBlack 2021 GMC Sierra 1500 ElevationBlack 2021 GMC Sierra 1500 ElevationBlack 2021 GMC Sierra 1500 ElevationBlack 2021 GMC Sierra 1500 ElevationBlack 2021 GMC Sierra 1500 Elevation

    $35,998

    57,259 mi.
    Est. $675/mo

    CarMax Lexington

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    $249 delivery to Oak Lawn, IL (11 mi)
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  • Gray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 DenaliGray 2021 GMC Sierra 1500 Denali

    $46,998

    39,820 mi.
    Est. $881/mo

    CarMax Des Moines

    4.2
    Check Availability
    $149 delivery to Oak Lawn, IL (11 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $60,476 3 Good deals
2025 GMC Sierra 1500 $54,761 8 Great deals
2024 GMC Sierra 1500 $50,850 5 Great deals
2023 GMC Sierra 1500 $45,073 29 Good deals
2022 GMC Sierra 1500 $43,439 26 Good deals
2020 GMC Sierra 1500 $33,600 11 Good deals
2019 GMC Sierra 1500 $30,363 13 Good deals
2018 GMC Sierra 1500 $24,437 9 Good deals
2017 GMC Sierra 1500 $23,645 11 Good deals

About the 2021 GMC Sierra 1500

Basics

Base shown (base trim).

Seating
3
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
16
Transmission
6-Speed A/T
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)
Side view of the 2021 GMC Sierra 1500
FAQs

How much does the 2021 GMC Sierra 1500 cost?

The 2021 GMC Sierra 1500 price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2021 Sierra 1500 is $35,814, with pricing starting at $13,900.

What is the MPG of the 2021 GMC Sierra 1500?

The 2021 GMC Sierra 1500 offers up to 14 MPG in city driving and 19 MPG on the highway for a combined rating of 16 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle trim, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2021 GMC Sierra 1500?

The 2021 GMC Sierra 1500 compares to and/or competes against the following vehicles:


Is the 2021 GMC Sierra 1500 reliable?

The 2021 GMC Sierra 1500 has an average reliability rating of 3.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2021 Sierra 1500 owners.

Is the 2021 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2021 GMC Sierra 1500.

(56 reviews)
Rating breakdown (out of 5):
Comfort
4.2
Interior
4.2
Performance
3.8
Value
3.6
Exterior
4.3
Reliability
3.5
Ratings (56 reviews)

60% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.2
Interior
4.2
Performance
3.8
Value
3.6
Exterior
4.3
Reliability
3.5
Trims

AT4 (2 styles)

Style
4WD Crew Cab 157" AT4 4WD Crew Cab 147" AT4
Inventory price
Starting at $55,900 Starting at $54,700
Combined MPG
16 17
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)

Base (7 styles)

Style
4WD Double Cab 147" 2WD Double Cab 147" 2WD Crew Cab 147" 4WD Crew Cab 147" 4WD Crew Cab 157" 4WD Reg Cab 140" 2WD Reg Cab 140"
Inventory price
Starting at $37,300 Starting at $34,000 Starting at $36,400 Starting at $39,700 Starting at $40,000 Starting at $34,700 Starting at $30,100
Combined MPG
19 21 21 19 19 16 16
Engine
310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)

Denali (3 styles)

Style
2WD Crew Cab 147" Denali 4WD Crew Cab 147" Denali 4WD Crew Cab 157" Denali
Inventory price
Starting at $55,800 Starting at $59,300 Starting at $59,600
Combined MPG
17 18 18
Engine
355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)

Elevation (7 styles)

Style
4WD Double Cab 147" Elevation w/3VL 4WD Crew Cab 147" Elevation w/3VL 4WD Crew Cab 157" Elevation 2WD Double Cab 147" Elevation 4WD Double Cab 147" Elevation w/3SB 4WD Crew Cab 147" Elevation w/3SB 2WD Crew Cab 147" Elevation
Inventory price
Starting at $44,600 Starting at $47,200 Starting at $49,300 Starting at $43,100 Starting at $46,400 Starting at $49,000 Starting at $45,700
Combined MPG
19 19 19 21 19 19 21
Engine
310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel)

SLE (5 styles)

Style
4WD Crew Cab 147" SLE 4WD Crew Cab 157" SLE 2WD Double Cab 147" SLE 2WD Crew Cab 147" SLE 4WD Double Cab 147" SLE
Inventory price
Starting at $47,100 Starting at $47,400 Starting at $41,400 Starting at $43,800 Starting at $44,700
Combined MPG
19 19 21 21 19
Engine
310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel)

SLT (3 styles)

Style
4WD Crew Cab 147" SLT 2WD Crew Cab 147" SLT 4WD Crew Cab 157" SLT
Inventory price
Starting at $50,800 Starting at $47,500 Starting at $51,100
Combined MPG
18 17 18
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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