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  • White Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 Denali

    $34,186

    97,583 mi.
    Est. $621/mo

    AutoNation Toyota Fort Myers

    4.7
    Check Availability
    Fort Myers, FL (9 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

    $36,929

    78,851 mi.
    Est. $671/mo

    Cape Coral Chrysler Dodge Jeep Ram

    4.2
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    Cape Coral, FL (14 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

    $35,911

    88,603 mi.
    Est. $652/mo

    Naples Chrysler Dodge Jeep Ram

    4.6
    Check Availability
    Naples, FL (27 mi)
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  • Black 2020 GMC Sierra 1500 SLTBlack 2020 GMC Sierra 1500 SLTBlack 2020 GMC Sierra 1500 SLTBlack 2020 GMC Sierra 1500 SLTBlack 2020 GMC Sierra 1500 SLTBlack 2020 GMC Sierra 1500 SLT

    $36,085

    80,201 mi.
    Est. $655/mo

    Estero Bay Chevrolet

    4.4
    Check Availability
    Estero, FL (13 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

    $32,049

    116,198 mi.
    Est. $582/mo

    Subaru of Fort Myers

    4.3
    Check Availability
    Fort Myers, FL (8 mi)
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  • Silver 2020 GMC Sierra 1500 ElevationSilver 2020 GMC Sierra 1500 ElevationSilver 2020 GMC Sierra 1500 ElevationSilver 2020 GMC Sierra 1500 ElevationSilver 2020 GMC Sierra 1500 ElevationSilver 2020 GMC Sierra 1500 Elevation

    $32,850

    114,265 mi.
    Est. $596/mo

    Strauss Motors

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    Fort Myers, FL (9 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

    $34,000

    85,987 mi.
    Est. $617/mo

    Subaru of Naples

    4.7
    Check Availability
    Naples, FL (29 mi)
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  • Pacific Blue Metallic 2020 GMC Sierra 1500 ElevationPacific Blue Metallic 2020 GMC Sierra 1500 Elevation

    $30,500

    50,014 mi.
    Est. $554/mo

    Dixie Buick GMC Truck Inc.

    4.4
    Check Availability
    Fort Myers, FL (10 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 SLESatin Steel Metallic 2020 GMC Sierra 1500 SLESatin Steel Metallic 2020 GMC Sierra 1500 SLESatin Steel Metallic 2020 GMC Sierra 1500 SLE

    $24,859

    124,278 mi.
    Est. $451/mo

    Gene Gorman's Auto Sales

    3.8
    Check Availability
    Punta Gorda, FL (30 mi)
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  • Blue 2020 GMC Sierra 1500 SLTBlue 2020 GMC Sierra 1500 SLTBlue 2020 GMC Sierra 1500 SLTBlue 2020 GMC Sierra 1500 SLTBlue 2020 GMC Sierra 1500 SLTBlue 2020 GMC Sierra 1500 SLT

    $25,450

    111,909 mi.
    Est. $462/mo

    Strauss Motors

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    Fort Myers, FL (9 mi)
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  • Pacific Blue Metallic 2020 GMC Sierra 1500 DenaliPacific Blue Metallic 2020 GMC Sierra 1500 DenaliPacific Blue Metallic 2020 GMC Sierra 1500 DenaliPacific Blue Metallic 2020 GMC Sierra 1500 DenaliPacific Blue Metallic 2020 GMC Sierra 1500 DenaliPacific Blue Metallic 2020 GMC Sierra 1500 Denali

    $37,250

    70,772 mi.
    Est. $676/mo

    Subaru of Naples

    4.7
    Check Availability
    Naples, FL (29 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

    $31,990

    62,026 mi.
    Est. $581/mo

    Sam Galloway Ford

    4.7
    Check Availability
    Fort Myers, FL (10 mi)
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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 Denali

    $35,000

    74,394 mi.
    Est. $636/mo

    Dixie Buick GMC Truck Inc.

    4.4
    Check Availability
    Fort Myers, FL (10 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. $708/mo

    CarMax Bradenton

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    Free delivery to Fort Myers, FL (8 mi)
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  • Onyx Black 2020 GMC Sierra 1500 ElevationOnyx Black 2020 GMC Sierra 1500 ElevationOnyx Black 2020 GMC Sierra 1500 ElevationOnyx Black 2020 GMC Sierra 1500 ElevationOnyx Black 2020 GMC Sierra 1500 ElevationOnyx Black 2020 GMC Sierra 1500 Elevation

    $32,994

    62,425 mi.
    Est. $599/mo

    CarHeroes

    4.2
    Check Availability
    $299 delivery from Seffner, FL (103 mi)
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  • White Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 DenaliWhite Frost Tricoat 2020 GMC Sierra 1500 Denali

    $33,429

    $1K
    109,030 mi.
    Est. $607/mo

    AutoNation Ford Bradenton

    4.4
    Check Availability
    Bradenton, FL (79 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

    $24,457

    $1.6K
    35,108 mi.
    Est. $444/mo

    Arrigo Chrysler Dodge Jeep Ram of Margate

    4.3
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    Margate, FL (98 mi)
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  • Steel Metallic 2020 GMC Sierra 1500 DenaliSteel Metallic 2020 GMC Sierra 1500 DenaliSteel Metallic 2020 GMC Sierra 1500 DenaliSteel Metallic 2020 GMC Sierra 1500 DenaliSteel Metallic 2020 GMC Sierra 1500 DenaliSteel Metallic 2020 GMC Sierra 1500 Denali

    $35,062

    $513
    94,205 mi.
    Est. $637/mo

    Conley Buick GMC

    3.2
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    Bradenton, FL (79 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

    $34,925

    $1K
    80,000 mi.
    Est. $634/mo

    Gettel Hyundai of Lakewood

    3.8
    Check Availability
    Bradenton, FL (78 mi)
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  • Onyx Black 2020 GMC Sierra 1500 SLEOnyx Black 2020 GMC Sierra 1500 SLEOnyx Black 2020 GMC Sierra 1500 SLEOnyx Black 2020 GMC Sierra 1500 SLEOnyx Black 2020 GMC Sierra 1500 SLEOnyx Black 2020 GMC Sierra 1500 SLE

    $23,333

    84,482 mi.
    Est. $424/mo

    Brandon Mitsubishi

    3.3
    Check Availability
    Brandon, FL (100 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 BaseSatin Steel Metallic 2020 GMC Sierra 1500 BaseSatin Steel Metallic 2020 GMC Sierra 1500 BaseSatin Steel Metallic 2020 GMC Sierra 1500 BaseSatin Steel Metallic 2020 GMC Sierra 1500 BaseSatin Steel Metallic 2020 GMC Sierra 1500 Base

    $14,799

    $200
    171,831 mi.
    Est. $269/mo

    Florida Fine Cars Margate

    5.0
    Check Availability
    Margate, FL (98 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. $663/mo

    Kelley Buick GMC of Bartow

    4.1
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    Bartow, FL (91 mi)
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  • Summit White 2020 GMC Sierra 1500 ElevationSummit White 2020 GMC Sierra 1500 ElevationSummit White 2020 GMC Sierra 1500 ElevationSummit White 2020 GMC Sierra 1500 ElevationSummit White 2020 GMC Sierra 1500 ElevationSummit White 2020 GMC Sierra 1500 Elevation

    $27,995

    $2K
    108,272 mi.
    Est. $508/mo

    Certified Car Group Holding LLC

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    Sarasota, FL (66 mi)
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  • Carbon Black Metallic 2020 GMC Sierra 1500 DenaliCarbon Black Metallic 2020 GMC Sierra 1500 DenaliCarbon Black Metallic 2020 GMC Sierra 1500 DenaliCarbon Black Metallic 2020 GMC Sierra 1500 DenaliCarbon Black Metallic 2020 GMC Sierra 1500 DenaliCarbon Black Metallic 2020 GMC Sierra 1500 Denali

    $37,000

    82,063 mi.
    Est. $672/mo

    Lee Auto Group Tampa

    4.2
    Check Availability
    Tampa, FL (100 mi)
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  • $34,999

    48,805 mi.
    Est. $635/mo

    Southern 441 Toyota

    4.6
    Check Availability
    Royal Palm Beach, FL (95 mi)
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  • $29,990

    85,866 mi.
    Est. $545/mo

    Coral Springs Buick GMC

    4.8
    Check Availability
    Coral Springs, FL (96 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 AT4

    $38,889

    $1.1K
    68,643 mi.
    Est. $706/mo

    AutoNation Ford Margate

    4.7
    Check Availability
    Margate, FL (98 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $61,285 2 Good deals
2025 GMC Sierra 1500 $57,550 2 Good deals
2024 GMC Sierra 1500 $52,019 14 Good deals
2023 GMC Sierra 1500 $49,034 9 Good deals
2022 GMC Sierra 1500 $48,387 8 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 $34,050, 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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