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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

    $25,995

    118,723 mi.
    Est. $444/mo

    Showcase Auto Sales LLC

    2.4
    Chesaning, MI (29 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

    $39,299

    38,123 mi.
    Est. $671/mo

    Dick Scott Motor Mall

    4.7
    Fowlerville, MI (23 mi)
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  • Satin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 Denali

    $42,704

    51,435 mi.
    Est. $729/mo

    Shaheen Chevrolet

    4.5
    Lansing, MI (13 mi)
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  • Brownstone Metallic 2021 GMC Sierra 1500 SLEBrownstone Metallic 2021 GMC Sierra 1500 SLEBrownstone Metallic 2021 GMC Sierra 1500 SLEBrownstone Metallic 2021 GMC Sierra 1500 SLEBrownstone Metallic 2021 GMC Sierra 1500 SLEBrownstone Metallic 2021 GMC Sierra 1500 SLE

    $28,804

    71,473 mi.
    Est. $492/mo

    LaFontaine Ford Lansing

    4.4
    Lansing, MI (12 mi)
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  • Dark Sky Metallic 2021 GMC Sierra 1500 ElevationDark Sky Metallic 2021 GMC Sierra 1500 ElevationDark Sky Metallic 2021 GMC Sierra 1500 ElevationDark Sky Metallic 2021 GMC Sierra 1500 ElevationDark Sky Metallic 2021 GMC Sierra 1500 ElevationDark Sky Metallic 2021 GMC Sierra 1500 Elevation

    $33,500

    84,746 mi.
    Est. $572/mo

    Perry Auto Sales

    Perry, MI (12 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 Elevation

    $33,470

    78,296 mi.
    Est. $571/mo

    Spartan Toyota

    4.5
    Lansing, MI (12 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

    $28,794

    73,781 mi.
    Est. $492/mo

    Sundance Chevrolet

    4.6
    Grand Ledge, MI (16 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

    $37,194

    79,554 mi.
    Est. $635/mo

    Sundance GMC

    4.2
    St Johns, MI (19 mi)
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  • Satin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 DenaliSatin Steel Metallic 2021 GMC Sierra 1500 Denali

    $42,000

    62,373 mi.
    Est. $717/mo

    Perry Auto Sales

    Perry, MI (12 mi)
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  • Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4

    $20,995

    180,759 mi.
    Est. $358/mo

    Showcase Auto Sales LLC

    2.4
    Chesaning, MI (29 mi)
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  • Cardinal Red 2021 GMC Sierra 1500 SLECardinal Red 2021 GMC Sierra 1500 SLE

    $26,495

    $400
    88,264 mi.
    Est. $452/mo

    Feldman Chevrolet of Lansing

    Lansing, MI (8 mi)
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  • Summit White 2021 GMC Sierra 1500 SLESummit White 2021 GMC Sierra 1500 SLE

    $23,594

    116,580 mi.
    Est. $403/mo

    LaFontaine Buick GMC of Lansing

    4.5
    Lansing, MI (12 mi)
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  • Dark Sky Metallic 2021 GMC Sierra 1500 SLE

    $27,194

    117,950 mi.
    Est. $464/mo

    Sundance Chevrolet

    4.6
    Grand Ledge, MI (16 mi)
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  • Pacific Blue Metallic 2021 GMC Sierra 1500 ElevationPacific Blue Metallic 2021 GMC Sierra 1500 ElevationPacific Blue Metallic 2021 GMC Sierra 1500 ElevationPacific Blue Metallic 2021 GMC Sierra 1500 ElevationPacific Blue Metallic 2021 GMC Sierra 1500 ElevationPacific Blue Metallic 2021 GMC Sierra 1500 Elevation

    $37,412

    27,581 mi.
    Est. $639/mo

    Woody Buick GMC Naperville

    4.9
    $299 delivery from Naperville, IL (205 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 Denali

    $36,025

    78,281 mi.
    Est. $615/mo

    Chevrolet of Merrillville

    4.9
    $300 delivery from Merrillville, IN (174 mi)
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  • Cayenne Red Tintcoat 2021 GMC Sierra 1500 ElevationCayenne Red Tintcoat 2021 GMC Sierra 1500 ElevationCayenne Red Tintcoat 2021 GMC Sierra 1500 ElevationCayenne Red Tintcoat 2021 GMC Sierra 1500 ElevationCayenne Red Tintcoat 2021 GMC Sierra 1500 ElevationCayenne Red Tintcoat 2021 GMC Sierra 1500 Elevation

    $28,419

    94,717 mi.
    Est. $485/mo

    McDonald GMC Cadillac

    4.9
    Saginaw, MI (48 mi)
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  • Cayenne Red Tintcoat 2021 GMC Sierra 1500 AT4Cayenne Red Tintcoat 2021 GMC Sierra 1500 AT4Cayenne Red Tintcoat 2021 GMC Sierra 1500 AT4Cayenne Red Tintcoat 2021 GMC Sierra 1500 AT4Cayenne Red Tintcoat 2021 GMC Sierra 1500 AT4Cayenne Red Tintcoat 2021 GMC Sierra 1500 AT4

    $27,275

    158,479 mi.
    Est. $466/mo

    Al Serra Auto Plaza

    4.5
    Grand Blanc Charter Township, MI (42 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

    $44,799

    $500
    22,950 mi.
    Est. $765/mo

    COLLEGE CHEVROLET

    3.5
    Albion, MI (43 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

    $29,174

    $633
    68,131 mi.
    Est. $498/mo

    Al Serra Auto Plaza

    4.5
    Grand Blanc Charter Township, MI (42 mi)
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  • Onyx Black 2021 GMC Sierra 1500 SLEOnyx Black 2021 GMC Sierra 1500 SLEOnyx Black 2021 GMC Sierra 1500 SLEOnyx Black 2021 GMC Sierra 1500 SLEOnyx Black 2021 GMC Sierra 1500 SLEOnyx Black 2021 GMC Sierra 1500 SLE

    $28,504

    $420
    84,294 mi.
    Est. $487/mo

    Shea Buick GMC

    4.3
    Flint, MI (37 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

    $34,975

    53,716 mi.
    Est. $597/mo

    75 North Auto Sales

    4.0
    Flint, MI (44 mi)
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  • Gray 2021 GMC Sierra 1500 ElevationGray 2021 GMC Sierra 1500 ElevationGray 2021 GMC Sierra 1500 ElevationGray 2021 GMC Sierra 1500 ElevationGray 2021 GMC Sierra 1500 ElevationGray 2021 GMC Sierra 1500 Elevation

    $32,015

    83,094 mi.
    Est. $547/mo

    Monster Motors

    2.7
    Michigan Center, MI (41 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

    $42,497

    49,491 mi.
    Est. $725/mo

    McDonald GMC Cadillac

    4.9
    Saginaw, MI (48 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

    $43,580

    $300
    41,928 mi.
    Est. $744/mo

    Brighton Ford - MI

    2.7
    Brighton, MI (39 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

    $30,832

    84,540 mi.
    Est. $526/mo

    Monster Motors

    2.7
    Michigan Center, MI (41 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

    $34,304

    124,487 mi.
    Est. $586/mo

    Shea Buick GMC

    4.3
    Flint, MI (37 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

    $38,954

    $850
    31,853 mi.
    Est. $665/mo

    Shea Buick GMC

    4.3
    Flint, MI (37 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $61,794

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 $36,335, with pricing starting at $12,999.

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:


  • GMC Sierra 2500
  • GMC Sierra 1500 Limited
  • GMC Sierra 1500 Hybrid
  • GMC Savana 1500
  • Chevrolet Silverado 1500

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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