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  • Dark Sky Metallic 2020 GMC Sierra 1500 DenaliDark Sky Metallic 2020 GMC Sierra 1500 DenaliDark Sky Metallic 2020 GMC Sierra 1500 DenaliDark Sky Metallic 2020 GMC Sierra 1500 DenaliDark Sky Metallic 2020 GMC Sierra 1500 DenaliDark Sky Metallic 2020 GMC Sierra 1500 Denali

    $33,995

    $1K
    99,225 mi.
    Est. $619/mo

    Elmer's Used Cars, LLC

    Check Availability
    Fort Mill, SC (23 mi)
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  • Quicksilver Metallic 2020 GMC Sierra 1500 SLTQuicksilver Metallic 2020 GMC Sierra 1500 SLTQuicksilver Metallic 2020 GMC Sierra 1500 SLTQuicksilver Metallic 2020 GMC Sierra 1500 SLTQuicksilver Metallic 2020 GMC Sierra 1500 SLTQuicksilver Metallic 2020 GMC Sierra 1500 SLT

    $33,884

    $366
    86,392 mi.
    Est. $617/mo

    Capital CDJR of Indian Trail

    3.5
    Check Availability
    Indian Trail, NC (8 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4

    $32,288

    $410
    123,814 mi.
    Est. $588/mo

    Fort Mill Ford

    4.8
    Check Availability
    Fort Mill, SC (24 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 DenaliSatin Steel Metallic 2020 GMC Sierra 1500 DenaliSatin Steel Metallic 2020 GMC Sierra 1500 DenaliSatin Steel Metallic 2020 GMC Sierra 1500 DenaliSatin Steel Metallic 2020 GMC Sierra 1500 DenaliSatin Steel Metallic 2020 GMC Sierra 1500 Denali

    $35,832

    85,747 mi.
    Est. $652/mo

    Liberty Buick GMC

    4.5
    Check Availability
    Matthews, NC (15 mi)
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  • Onyx Black 2020 GMC Sierra 1500 DenaliOnyx Black 2020 GMC Sierra 1500 DenaliOnyx Black 2020 GMC Sierra 1500 DenaliOnyx Black 2020 GMC Sierra 1500 DenaliOnyx Black 2020 GMC Sierra 1500 DenaliOnyx Black 2020 GMC Sierra 1500 Denali

    $31,998

    90,793 mi.
    Est. $582/mo

    Adams North Charlotte

    3.4
    Check Availability
    Charlotte, NC (24 mi)
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  • 2020 GMC Sierra 1500 Elevation2020 GMC Sierra 1500 Elevation2020 GMC Sierra 1500 Elevation2020 GMC Sierra 1500 Elevation2020 GMC Sierra 1500 Elevation2020 GMC Sierra 1500 Elevation

    $33,998

    88,189 mi.
    Est. $619/mo

    Adams North Charlotte

    3.4
    Check Availability
    Charlotte, NC (24 mi)
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  • White Frost Tri-Coat 2020 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2020 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2020 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2020 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2020 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2020 GMC Sierra 1500 Denali

    $37,098

    102,460 mi.
    Est. $675/mo

    Adams North Charlotte

    3.4
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    Charlotte, NC (24 mi)
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  • $36,000

    90,900 mi.
    Est. $655/mo

    Keffer Jeep Chrysler Dodge RAM

    4.5
    Check Availability
    Charlotte, NC (16 mi)
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  • Summit White 2020 GMC Sierra 1500 SLTSummit White 2020 GMC Sierra 1500 SLTSummit White 2020 GMC Sierra 1500 SLTSummit White 2020 GMC Sierra 1500 SLTSummit White 2020 GMC Sierra 1500 SLTSummit White 2020 GMC Sierra 1500 SLT

    $41,600

    39,285 mi.
    Est. $757/mo

    Impex Chevrolet GMC

    4.7
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    $200 delivery from Reidsville, NC (106 mi)
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  • Red 2020 GMC Sierra 1500 SLTRed 2020 GMC Sierra 1500 SLTRed 2020 GMC Sierra 1500 SLTRed 2020 GMC Sierra 1500 SLTRed 2020 GMC Sierra 1500 SLTRed 2020 GMC Sierra 1500 SLT

    $33,998

    $1K
    55,956 mi.
    Est. $619/mo

    CarMax Buford

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    $99 delivery to Charlotte, NC (17 mi)
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  • Pacific Blue Metallic 2020 GMC Sierra 1500 SLTPacific Blue Metallic 2020 GMC Sierra 1500 SLTPacific Blue Metallic 2020 GMC Sierra 1500 SLTPacific Blue Metallic 2020 GMC Sierra 1500 SLTPacific Blue Metallic 2020 GMC Sierra 1500 SLTPacific Blue Metallic 2020 GMC Sierra 1500 SLT

    $29,679

    131,281 mi.
    Est. $540/mo

    Toyota of Gastonia

    4.5
    Check Availability
    Gastonia, NC (37 mi)
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  • Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4

    $37,872

    78,963 mi.
    Est. $689/mo

    CARmazone

    4.8
    Check Availability
    Salisbury, NC (46 mi)
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  • Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4

    $36,988

    $836
    95,347 mi.
    Est. $673/mo

    Randy Marion Buick GMC of Huntersville

    4.7
    Check Availability
    Huntersville, NC (34 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $69,937 1 Good deal
2024 GMC Sierra 1500 $47,616 9 Good deals

About the 2020 GMC Sierra 1500

Basics

Base shown (base trim).

Seating
3
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
17
Transmission
6-Speed A/T
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)
Side view of the 2020 GMC Sierra 1500
FAQs

How much does the 2020 GMC Sierra 1500 cost?

The 2020 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 2020 Sierra 1500 is $34,130, with pricing starting at $14,799.

What is the MPG of the 2020 GMC Sierra 1500?

The 2020 GMC Sierra 1500 offers up to 15 MPG in city driving and 21 MPG on the highway for a combined rating of 17 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 2020 GMC Sierra 1500?

The 2020 GMC Sierra 1500 compares to and/or competes against the following vehicles:


Is the 2020 GMC Sierra 1500 reliable?

The 2020 GMC Sierra 1500 has an average reliability rating of 4.7 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2020 Sierra 1500 owners.

Is the 2020 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2020 GMC Sierra 1500.

(69 reviews)
Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.8
Value
4.6
Exterior
4.9
Reliability
4.7
Ratings (69 reviews)

91% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.8
Value
4.6
Exterior
4.9
Reliability
4.7
Trims

AT4 (3 styles)

Style
4WD Double Cab 147" AT4 4WD Crew Cab 157" AT4 4WD Crew Cab 147" AT4
Inventory price
Starting at $51,300 Starting at $54,000 Starting at $53,700
Combined MPG
18 18 18
Engine
420.0-hp, 6.2-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)

Base (8 styles)

Style
4WD Crew Cab 157" 2WD Double Cab 147" 2WD Crew Cab 147" 4WD Double Cab 147" 2WD Crew Cab 157" 4WD Crew Cab 147" 4WD Reg Cab 140" 2WD Reg Cab 140"
Inventory price
Starting at $39,500 Starting at $33,500 Starting at $35,900 Starting at $36,800 Starting at $36,200 Starting at $39,200 Starting at $34,200 Starting at $29,600
Combined MPG
20 20 20 20 20 20 17 17
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) 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 (4 styles)

Style
2WD Crew Cab 157" Denali 4WD Crew Cab 147" Denali 4WD Crew Cab 157" Denali 2WD Crew Cab 147" Denali
Inventory price
Starting at $55,400 Starting at $58,600 Starting at $58,900 Starting at $55,100
Combined MPG
19 18 18 19
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) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel)

Elevation (6 styles)

Style
4WD Crew Cab 157" Elevation 2WD Double Cab 147" Elevation 2WD Crew Cab 157" Elevation 2WD Crew Cab 147" Elevation 4WD Double Cab 147" Elevation 4WD Crew Cab 147" Elevation
Inventory price
Starting at $46,500 Starting at $40,500 Starting at $43,200 Starting at $42,900 Starting at $43,800 Starting at $46,200
Combined MPG
20 21 21 21 20 20
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)

SLE (6 styles)

Style
2WD Crew Cab 157" SLE 2WD Double Cab 147" SLE 4WD Double Cab 147" SLE 2WD Crew Cab 147" SLE 4WD Crew Cab 157" SLE 4WD Crew Cab 147" SLE
Inventory price
Starting at $40,700 Starting at $38,000 Starting at $41,300 Starting at $40,400 Starting at $44,000 Starting at $43,700
Combined MPG
21 21 20 20 20 20
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)

SLT (6 styles)

Style
4WD Crew Cab 147" SLT 2WD Crew Cab 147" SLT 4WD Crew Cab 157" SLT 4WD Double Cab 147" SLT 2WD Double Cab 147" SLT 2WD Crew Cab 157" SLT
Inventory price
Starting at $50,400 Starting at $46,900 Starting at $50,700 Starting at $48,000 Starting at $44,500 Starting at $47,200
Combined MPG
18 19 18 18 19 19
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) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel)
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