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  • Dark Sky Metallic 2021 GMC Sierra 1500 4WD Crew Cab 157" AT4Dark Sky Metallic 2021 GMC Sierra 1500 4WD Crew Cab 157" AT4Dark Sky Metallic 2021 GMC Sierra 1500 4WD Crew Cab 157" AT4Dark Sky Metallic 2021 GMC Sierra 1500 4WD Crew Cab 157" AT4Dark Sky Metallic 2021 GMC Sierra 1500 4WD Crew Cab 157" AT4Dark Sky Metallic 2021 GMC Sierra 1500 4WD Crew Cab 157" AT4

    $34,900

    85,626 mi.
    Est. $640/mo

    SVG Chrysler Dodge Jeep Ram

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    Eaton, OH (26 mi)

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  • Onyx Black 2021 GMC Sierra 1500 DenaliOnyx Black 2021 GMC Sierra 1500 DenaliOnyx Black 2021 GMC Sierra 1500 DenaliOnyx Black 2021 GMC Sierra 1500 DenaliOnyx Black 2021 GMC Sierra 1500 DenaliOnyx Black 2021 GMC Sierra 1500 Denali

    $48,988

    $1.5K
    27,824 mi.
    Est. $898/mo

    Jake Sweeney Chevrolet

    4.2
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    Cincinnati, OH (30 mi)
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  • Hunter Metallic 2021 GMC Sierra 1500 DenaliHunter Metallic 2021 GMC Sierra 1500 DenaliHunter Metallic 2021 GMC Sierra 1500 DenaliHunter Metallic 2021 GMC Sierra 1500 DenaliHunter Metallic 2021 GMC Sierra 1500 DenaliHunter Metallic 2021 GMC Sierra 1500 Denali

    $34,400

    113,497 mi.
    Est. $630/mo

    Kings Toyota

    4.3
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    Cincinnati, OH (26 mi)
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  • Ebony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 Denali

    $38,500

    $300
    65,400 mi.
    Est. $706/mo

    Performance Lexus

    4.8
    Check Availability
    Cincinnati, OH (25 mi)
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  • Summit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLE

    $31,177

    70,624 mi.
    Est. $571/mo

    Germain Ford of Beavercreek

    4.5
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    Dayton, OH (9 mi)
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  • Onyx Black 2021 GMC Sierra 1500 SLTOnyx Black 2021 GMC Sierra 1500 SLT

    $43,000

    29,216 mi.
    Est. $788/mo

    Borcherding Buick GMC

    4.1
    Check Availability
    Cincinnati, OH (26 mi)
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  • Summit White 2021 GMC Sierra 1500 Elevation

    $32,141

    76,820 mi.
    Est. $589/mo

    Jeff Schmitt Nissan

    4.5
    Check Availability
    Beavercreek, OH (9 mi)
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  • $36,488

    104,153 mi.
    Est. $669/mo

    Jake Sweeney Chevrolet

    4.2
    Check Availability
    Cincinnati, OH (30 mi)
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  • $36,488

    61,582 mi.
    Est. $669/mo

    Jake Sweeney Chevrolet

    4.2
    Check Availability
    Cincinnati, OH (30 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

    $45,998

    41,979 mi.
    Est. $843/mo

    CarMax Lexington

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    $99 delivery to West Carrollton, OH (4 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

    $30,989

    131,931 mi.
    Est. $568/mo

    Kearns Motor Car Co.

    4.6
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    Free delivery from Johnson Creek, WI (337 mi)
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  • Cardinal Red 2021 GMC Sierra 1500 4WD Crew Cab 147" SLTCardinal Red 2021 GMC Sierra 1500 4WD Crew Cab 147" SLTCardinal Red 2021 GMC Sierra 1500 4WD Crew Cab 147" SLTCardinal Red 2021 GMC Sierra 1500 4WD Crew Cab 147" SLTCardinal Red 2021 GMC Sierra 1500 4WD Crew Cab 147" SLTCardinal Red 2021 GMC Sierra 1500 4WD Crew Cab 147" SLT

    $32,395

    124,266 mi.
    Est. $594/mo

    SVG Urbana

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    Urbana, OH (40 mi)
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  • Silver 2021 GMC Sierra 1500 ElevationSilver 2021 GMC Sierra 1500 ElevationSilver 2021 GMC Sierra 1500 ElevationSilver 2021 GMC Sierra 1500 ElevationSilver 2021 GMC Sierra 1500 ElevationSilver 2021 GMC Sierra 1500 Elevation

    $28,500

    103,650 mi.
    Est. $522/mo

    Tim Newman's Best Buy Motors

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    Hillsboro, OH (42 mi)
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  • Ebony Twilight Metallic 2021 GMC Sierra 1500 ElevationEbony Twilight Metallic 2021 GMC Sierra 1500 ElevationEbony Twilight Metallic 2021 GMC Sierra 1500 ElevationEbony Twilight Metallic 2021 GMC Sierra 1500 ElevationEbony Twilight Metallic 2021 GMC Sierra 1500 ElevationEbony Twilight Metallic 2021 GMC Sierra 1500 Elevation

    $32,995

    92,377 mi.
    Est. $605/mo

    Whitewater Motors Inc.

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    West Harrison, IN (44 mi)
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  • Red 2021 GMC Sierra 1500 AT4Red 2021 GMC Sierra 1500 AT4Red 2021 GMC Sierra 1500 AT4Red 2021 GMC Sierra 1500 AT4Red 2021 GMC Sierra 1500 AT4Red 2021 GMC Sierra 1500 AT4

    $38,500

    66,535 mi.
    Est. $706/mo

    Tim Newman's Best Buy Motors

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    Hillsboro, OH (42 mi)
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  • $34,995

    91,639 mi.
    Est. $641/mo

    Coughlin Chevy, GMC, Buick

    Check Availability
    London, OH (43 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $66,300 1 Good deal
2025 GMC Sierra 1500 $60,229 3 Good deals
2024 GMC Sierra 1500 $51,106 13 Good deals
2023 GMC Sierra 1500 $45,903 18 Good deals
2019 GMC Sierra 1500 $26,916 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 $36,077, with pricing starting at $13,987.

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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