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  • Summit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 Base

    $16,498

    $499
    128,876 mi.
    Est. $301/mo

    Florida Fine Cars Orlando

    4.8
    Check Availability
    Orlando, FL (27 mi)

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  • Summit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 BaseSummit White 2020 GMC Sierra 1500 Base

    $16,498

    $499
    128,876 mi.
    Est. $301/mo

    Florida Fine Cars Orlando

    4.8
    Check Availability
    Orlando, FL (27 mi)

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  • Blue 2020 GMC Sierra 1500 ElevationBlue 2020 GMC Sierra 1500 ElevationBlue 2020 GMC Sierra 1500 ElevationBlue 2020 GMC Sierra 1500 ElevationBlue 2020 GMC Sierra 1500 ElevationBlue 2020 GMC Sierra 1500 Elevation

    $25,998

    89,565 mi.
    Est. $474/mo

    CarMax Sanford

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    Sanford, FL (19 mi)
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  • White Frost 2020 GMC Sierra 1500 DenaliWhite Frost 2020 GMC Sierra 1500 DenaliWhite Frost 2020 GMC Sierra 1500 DenaliWhite Frost 2020 GMC Sierra 1500 DenaliWhite Frost 2020 GMC Sierra 1500 DenaliWhite Frost 2020 GMC Sierra 1500 Denali

    $43,218

    52,718 mi.
    Est. $788/mo

    Kaiser GMC Trucks

    2.9
    Check Availability
    DeLand, FL (25 mi)
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  • Dark Sky Metallic 2020 GMC Sierra 1500 ElevationDark Sky Metallic 2020 GMC Sierra 1500 ElevationDark Sky Metallic 2020 GMC Sierra 1500 ElevationDark Sky Metallic 2020 GMC Sierra 1500 ElevationDark Sky Metallic 2020 GMC Sierra 1500 ElevationDark Sky Metallic 2020 GMC Sierra 1500 Elevation

    $31,256

    113,071 mi.
    Est. $570/mo

    Kaiser GMC Trucks

    2.9
    Check Availability
    DeLand, FL (25 mi)
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  • Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4

    $31,500

    136,941 mi.
    Est. $575/mo

    Orange Buick GMC

    4.4
    Check Availability
    Orlando, FL (22 mi)
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  • Onyx Black 2020 GMC Sierra 1500 SLT

    $35,784

    56,859 mi.
    Est. $653/mo

    Greenway Kia West

    4.3
    Check Availability
    Orlando, FL (23 mi)
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  • Dark Sky Metallic 2020 GMC Sierra 1500 AT4

    $36,117

    80,107 mi.
    Est. $659/mo

    Sam Boswell Buick GMC Mt Dora

    3.9
    Check Availability
    Mount Dora, FL (2 mi)
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  • $40,980

    32,286 mi.
    Est. $748/mo

    CARite of North Orlando

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    Sanford, FL (22 mi)
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  • $19,988

    139,965 mi.
    Est. $365/mo

    Carroll Chevrolet

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    DeLand, FL (25 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

    $34,998

    55,956 mi.
    Est. $638/mo

    CarMax Columbia

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    $199 delivery to Clermont, FL (18 mi)
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  • Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4

    $38,998

    68,835 mi.
    Est. $711/mo

    CarMax Gainesville

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    Free delivery to Clermont, FL (18 mi)
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  • Red Quartz Tintcoat 2020 GMC Sierra 1500 SLTRed Quartz Tintcoat 2020 GMC Sierra 1500 SLTRed Quartz Tintcoat 2020 GMC Sierra 1500 SLTRed Quartz Tintcoat 2020 GMC Sierra 1500 SLTRed Quartz Tintcoat 2020 GMC Sierra 1500 SLTRed Quartz Tintcoat 2020 GMC Sierra 1500 SLT

    $33,990

    $509
    84,172 mi.
    Est. $620/mo

    Jarrett Gordon Ford Lincoln of Winter Haven

    4.9
    Check Availability
    Winter Haven, FL (53 mi)
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  • Gray 2020 GMC Sierra 1500 ElevationGray 2020 GMC Sierra 1500 ElevationGray 2020 GMC Sierra 1500 ElevationGray 2020 GMC Sierra 1500 ElevationGray 2020 GMC Sierra 1500 ElevationGray 2020 GMC Sierra 1500 Elevation

    $31,255

    67,627 mi.
    Est. $570/mo

    Elder Ford of Tampa

    4.4
    Check Availability
    Tampa, FL (73 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 SLTSatin Steel Metallic 2020 GMC Sierra 1500 SLTSatin Steel Metallic 2020 GMC Sierra 1500 SLTSatin Steel Metallic 2020 GMC Sierra 1500 SLTSatin Steel Metallic 2020 GMC Sierra 1500 SLTSatin Steel Metallic 2020 GMC Sierra 1500 SLT

    $36,500

    101,092 mi.
    Est. $666/mo

    Kelley Buick GMC of Bartow

    4.1
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    Bartow, FL (64 mi)
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  • Carbon Black Metallic 2020 GMC Sierra 1500 SLTCarbon Black Metallic 2020 GMC Sierra 1500 SLTCarbon Black Metallic 2020 GMC Sierra 1500 SLTCarbon Black Metallic 2020 GMC Sierra 1500 SLTCarbon Black Metallic 2020 GMC Sierra 1500 SLTCarbon Black Metallic 2020 GMC Sierra 1500 SLT

    $36,990

    67,921 mi.
    Est. $675/mo

    Jenkins Nissan of Homosassa

    4.1
    Check Availability
    Homosassa, FL (57 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

    $32,999

    $1.8K
    83,782 mi.
    Est. $602/mo

    AutoNation USA Wesley Chapel

    4.7
    Check Availability
    Lutz, FL (62 mi)
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  • Gray 2020 GMC Sierra 1500 AT4Gray 2020 GMC Sierra 1500 AT4Gray 2020 GMC Sierra 1500 AT4Gray 2020 GMC Sierra 1500 AT4Gray 2020 GMC Sierra 1500 AT4Gray 2020 GMC Sierra 1500 AT4

    $37,484

    $510
    50,840 mi.
    Est. $684/mo

    CarHeroes

    4.4
    Check Availability
    Tampa, FL (73 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

    $40,659

    $2.7K
    52,452 mi.
    Est. $742/mo

    Jenkins Chevrolet Homosassa

    4.4
    Check Availability
    Homosassa, FL (57 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

    $31,416

    $923
    134,462 mi.
    Est. $573/mo

    Jenkins Chrysler Dodge Jeep Ram of Homosassa

    4.1
    Check Availability
    Homosassa, FL (57 mi)
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  • Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4Black 2020 GMC Sierra 1500 AT4

    $38,998

    68,835 mi.
    Est. $711/mo

    CarMax Gainesville

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    Gainesville, FL (74 mi)
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  • Onyx Black 2020 GMC Sierra 1500 SLTOnyx Black 2020 GMC Sierra 1500 SLTOnyx Black 2020 GMC Sierra 1500 SLTOnyx Black 2020 GMC Sierra 1500 SLTOnyx Black 2020 GMC Sierra 1500 SLTOnyx Black 2020 GMC Sierra 1500 SLT

    $32,631

    $285
    104,527 mi.
    Est. $595/mo

    Hanania Chrysler Dodge Jeep Ram Palm Coast

    4.5
    Check Availability
    Palm Coast, FL (54 mi)
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  • White Frost Tri-Coat 2020 GMC Sierra 1500 SLTWhite Frost Tri-Coat 2020 GMC Sierra 1500 SLTWhite Frost Tri-Coat 2020 GMC Sierra 1500 SLTWhite Frost Tri-Coat 2020 GMC Sierra 1500 SLTWhite Frost Tri-Coat 2020 GMC Sierra 1500 SLTWhite Frost Tri-Coat 2020 GMC Sierra 1500 SLT

    $35,500

    $500
    75,786 mi.
    Est. $648/mo

    Kelley Buick GMC of Bartow

    4.1
    Check Availability
    Bartow, FL (64 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

    $31,194

    $1.6K
    100,048 mi.
    Est. $569/mo

    Brandon Hyundai

    4.4
    Check Availability
    Tampa, FL (73 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $60,659 3 Good deals
2025 GMC Sierra 1500 $59,771 7 Good deals
2024 GMC Sierra 1500 $52,056 18 Good deals
2023 GMC Sierra 1500 $46,267 22 Good deals
2022 GMC Sierra 1500 $44,355 5 Good deals
2021 GMC Sierra 1500 $39,237 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 $34,034, with pricing starting at $14,995.

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 Reg Cab 140" 2WD Reg Cab 140" 4WD Crew Cab 157" 2WD Double Cab 147" 2WD Crew Cab 147" 4WD Double Cab 147" 2WD Crew Cab 157" 4WD Crew Cab 147"
Inventory price
Starting at $34,200 Starting at $29,600 Starting at $39,500 Starting at $33,500 Starting at $35,900 Starting at $36,800 Starting at $36,200 Starting at $39,200
Combined MPG
17 17 20 20 20 20 20 20
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) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel)

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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