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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

    $35,500

    70,822 mi.
    Est. $659/mo

    AutoNation USA Phoenix

    4.2
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    Phoenix, AZ (18 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

    $30,258

    $1.7K
    94,765 mi.
    Est. $561/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (27 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

    $33,589

    $292
    56,526 mi.
    Est. $623/mo

    Ken Garff Gateway Chevrolet

    4.4
    Check Availability
    Avondale, AZ (3 mi)
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  • Onyx Black 2021 GMC Sierra 1500 Denali UltimateOnyx Black 2021 GMC Sierra 1500 Denali UltimateOnyx Black 2021 GMC Sierra 1500 Denali UltimateOnyx Black 2021 GMC Sierra 1500 Denali UltimateOnyx Black 2021 GMC Sierra 1500 Denali UltimateOnyx Black 2021 GMC Sierra 1500 Denali Ultimate

    $37,900

    89,183 mi.
    Est. $703/mo

    Rollit Motors

    4.5
    Check Availability
    Mesa, AZ (28 mi)
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  • Summit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLE

    $34,415

    $459
    58,600 mi.
    Est. $638/mo

    Coulter Tempe

    4.5
    Check Availability
    Tempe, AZ (19 mi)
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  • Pacific Blue Metallic 2021 GMC Sierra 1500 DenaliPacific Blue Metallic 2021 GMC Sierra 1500 DenaliPacific Blue Metallic 2021 GMC Sierra 1500 DenaliPacific Blue Metallic 2021 GMC Sierra 1500 DenaliPacific Blue Metallic 2021 GMC Sierra 1500 DenaliPacific Blue Metallic 2021 GMC Sierra 1500 Denali

    $43,455

    $2.5K
    41,162 mi.
    Est. $806/mo

    INFINITI of Peoria

    4.0
    Check Availability
    Peoria, AZ (16 mi)
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  • Summit White 2021 GMC Sierra 1500 BaseSummit White 2021 GMC Sierra 1500 BaseSummit White 2021 GMC Sierra 1500 BaseSummit White 2021 GMC Sierra 1500 BaseSummit White 2021 GMC Sierra 1500 BaseSummit White 2021 GMC Sierra 1500 Base

    $27,196

    $490
    65,262 mi.
    Est. $504/mo

    EchoPark Automotive Phoenix

    4.9
    Check Availability
    Avondale, AZ (3 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

    $36,690

    79,982 mi.
    Est. $681/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (27 mi)

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  • Blue 2021 GMC Sierra 1500 6 1/2 FTBlue 2021 GMC Sierra 1500 6 1/2 FTBlue 2021 GMC Sierra 1500 6 1/2 FTBlue 2021 GMC Sierra 1500 6 1/2 FTBlue 2021 GMC Sierra 1500 6 1/2 FTBlue 2021 GMC Sierra 1500 6 1/2 FT

    $18,995

    $1K
    134,000 mi.
    Est. $352/mo

    Avondale Auto Center

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    Avondale, AZ (5 mi)
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  • Quicksilver Metallic 2021 GMC Sierra 1500 SLTQuicksilver Metallic 2021 GMC Sierra 1500 SLTQuicksilver Metallic 2021 GMC Sierra 1500 SLTQuicksilver Metallic 2021 GMC Sierra 1500 SLTQuicksilver Metallic 2021 GMC Sierra 1500 SLTQuicksilver Metallic 2021 GMC Sierra 1500 SLT

    $30,491

    105,444 mi.
    Est. $566/mo

    Scottsdale Mitsubishi

    3.9
    Check Availability
    Scottsdale, AZ (23 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

    $34,616

    $1.2K
    92,094 mi.
    Est. $642/mo

    Liberty GMC

    4.5
    Check Availability
    Peoria, AZ (16 mi)
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  • Quicksilver 2021 GMC Sierra 1500 SLTQuicksilver 2021 GMC Sierra 1500 SLTQuicksilver 2021 GMC Sierra 1500 SLTQuicksilver 2021 GMC Sierra 1500 SLTQuicksilver 2021 GMC Sierra 1500 SLTQuicksilver 2021 GMC Sierra 1500 SLT

    $38,660

    61,269 mi.
    Est. $717/mo

    Camelback Toyota

    4.6
    Check Availability
    Phoenix, AZ (15 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

    $43,900

    13,286 mi.
    Est. $814/mo

    Rollit Motors

    4.5
    Check Availability
    Mesa, AZ (28 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

    $33,400

    101,823 mi.
    Est. $620/mo

    Midway Chevrolet

    4.7
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    Phoenix, AZ (18 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

    $37,991

    $2K
    39,818 mi.
    Est. $705/mo

    Ideal Cars - Main Street

    4.3
    Check Availability
    Mesa, AZ (25 mi)
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  • Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4

    $40,987

    $252
    46,546 mi.
    Est. $760/mo

    Bell Road Mitsubishi

    4.4
    Check Availability
    Phoenix, AZ (21 mi)
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  • Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4

    $37,694

    $299
    70,343 mi.
    Est. $699/mo

    Scottsdale Mitsubishi

    3.9
    Check Availability
    Scottsdale, AZ (23 mi)
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  • Pacific Blue Metallic 2021 GMC Sierra 1500 Denali UltimatePacific Blue Metallic 2021 GMC Sierra 1500 Denali UltimatePacific Blue Metallic 2021 GMC Sierra 1500 Denali UltimatePacific Blue Metallic 2021 GMC Sierra 1500 Denali UltimatePacific Blue Metallic 2021 GMC Sierra 1500 Denali UltimatePacific Blue Metallic 2021 GMC Sierra 1500 Denali Ultimate

    $34,500

    $1K
    96,502 mi.
    Est. $640/mo

    Rollit Motors

    4.5
    Check Availability
    Mesa, AZ (28 mi)
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  • White Frost Tricoat 2021 GMC Sierra 1500 DenaliWhite Frost Tricoat 2021 GMC Sierra 1500 DenaliWhite Frost Tricoat 2021 GMC Sierra 1500 DenaliWhite Frost Tricoat 2021 GMC Sierra 1500 DenaliWhite Frost Tricoat 2021 GMC Sierra 1500 DenaliWhite Frost Tricoat 2021 GMC Sierra 1500 Denali

    $42,995

    31,785 mi.
    Est. $798/mo

    Rollit Motors

    4.5
    Check Availability
    Mesa, AZ (28 mi)
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  • Cayenne Red Tintcoat 2021 GMC Sierra 1500 SLECayenne Red Tintcoat 2021 GMC Sierra 1500 SLECayenne Red Tintcoat 2021 GMC Sierra 1500 SLECayenne Red Tintcoat 2021 GMC Sierra 1500 SLECayenne Red Tintcoat 2021 GMC Sierra 1500 SLECayenne Red Tintcoat 2021 GMC Sierra 1500 SLE

    $31,787

    $200
    78,392 mi.
    Est. $590/mo

    STG Auto Group Of Chandler

    2.6
    Check Availability
    Chandler, AZ (26 mi)

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  • Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4Satin Steel Metallic 2021 GMC Sierra 1500 AT4

    $34,995

    93,559 mi.
    Est. $649/mo

    Rollit Motors

    4.5
    Check Availability
    Mesa, AZ (28 mi)
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  • Sky 2021 GMC Sierra 1500 DenaliSky 2021 GMC Sierra 1500 DenaliSky 2021 GMC Sierra 1500 DenaliSky 2021 GMC Sierra 1500 DenaliSky 2021 GMC Sierra 1500 DenaliSky 2021 GMC Sierra 1500 Denali

    $46,373

    43,430 mi.
    Est. $860/mo

    Bill Luke Chrysler Jeep Dodge RAM

    3.6
    Check Availability
    Phoenix, AZ (12 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

    $33,299

    $200
    117,290 mi.
    Est. $618/mo

    STG Auto Group Of Chandler

    2.6
    Check Availability
    Chandler, AZ (26 mi)
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  • Cayenne Red Tintcoat 2021 GMC Sierra 1500 SLTCayenne Red Tintcoat 2021 GMC Sierra 1500 SLTCayenne Red Tintcoat 2021 GMC Sierra 1500 SLTCayenne Red Tintcoat 2021 GMC Sierra 1500 SLTCayenne Red Tintcoat 2021 GMC Sierra 1500 SLTCayenne Red Tintcoat 2021 GMC Sierra 1500 SLT

    $33,500

    $495
    58,224 mi.
    Est. $621/mo

    Rollit Motors

    4.5
    Check Availability
    Mesa, AZ (28 mi)
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  • Blue 2021 GMC Sierra 1500 ElevationBlue 2021 GMC Sierra 1500 ElevationBlue 2021 GMC Sierra 1500 ElevationBlue 2021 GMC Sierra 1500 ElevationBlue 2021 GMC Sierra 1500 ElevationBlue 2021 GMC Sierra 1500 Elevation

    $33,998

    70,989 mi.
    Est. $631/mo

    CarMax Palm Desert

    Check Availability
    $149 delivery to Tolleson, AZ (3 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

    $42,998

    $1K
    51,664 mi.
    Est. $798/mo

    CarMax Phoenix-Gilbert

    4.7
    Check Availability
    Free delivery to Tolleson, AZ (3 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $56,188 6 Great deals
2025 GMC Sierra 1500 $54,914 9 Great deals
2024 GMC Sierra 1500 $50,724 10 Great deals
2023 GMC Sierra 1500 $49,270 8 Great deals
2022 GMC Sierra 1500 $48,207 12 Great deals
2020 GMC Sierra 1500 $35,179 10 Good deals
2019 GMC Sierra 1500 $34,318 7 Good deals
2018 GMC Sierra 1500 $29,156 6 Good deals
2017 GMC Sierra 1500 $26,529 5 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 $36,343, with pricing starting at $16,250.

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

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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