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  • Woodland Green 2018 GMC Sierra 1500 BaseWoodland Green 2018 GMC Sierra 1500 BaseWoodland Green 2018 GMC Sierra 1500 BaseWoodland Green 2018 GMC Sierra 1500 BaseWoodland Green 2018 GMC Sierra 1500 BaseWoodland Green 2018 GMC Sierra 1500 Base

    $18,990

    109,615 mi.
    Est. $344/mo

    Auto Factory

    4.3
    Check Availability
    Peabody, MA (8 mi)
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  • White 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 Denali

    $24,997

    137,149 mi.
    Est. $453/mo

    Alliance Motor Group

    4.6
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    Middleton, MA (10 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $30,950

    82,489 mi.
    Est. $561/mo

    DC Motors

    4.2
    Check Availability
    Hampstead, NH (27 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $33,995

    71,443 mi.
    Est. $616/mo

    S & J Motor Company

    5.0
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    Merrimack, NH (30 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $34,950

    87,785 mi.
    Est. $633/mo

    Assembly Square Auto Sales

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    Somerville, MA (7 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $25,990

    120,351 mi.
    Est. $471/mo

    Auto Factory

    4.3
    Check Availability
    Peabody, MA (8 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLEOnyx Black 2018 GMC Sierra 1500 SLEOnyx Black 2018 GMC Sierra 1500 SLEOnyx Black 2018 GMC Sierra 1500 SLEOnyx Black 2018 GMC Sierra 1500 SLEOnyx Black 2018 GMC Sierra 1500 SLE

    $19,700

    123,321 mi.
    Est. $357/mo

    Auto Factory

    4.3
    Check Availability
    Peabody, MA (8 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $24,700

    $290
    114,342 mi.
    Est. $447/mo

    Auto Factory

    4.3
    Check Availability
    Peabody, MA (8 mi)
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  • Gray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 Denali

    $39,998

    68,311 mi.
    Est. $725/mo

    CarMax Raleigh

    Check Availability
    $549 delivery to Danvers, MA (9 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $32,495

    54,713 mi.
    Est. $589/mo

    Bob Johnson Used

    4.0
    Check Availability
    $497 delivery from Rochester, NY (332 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 SLEQuicksilver Metallic 2018 GMC Sierra 1500 SLEQuicksilver Metallic 2018 GMC Sierra 1500 SLEQuicksilver Metallic 2018 GMC Sierra 1500 SLEQuicksilver Metallic 2018 GMC Sierra 1500 SLEQuicksilver Metallic 2018 GMC Sierra 1500 SLE

    $23,995

    102,155 mi.
    Est. $435/mo

    Prestige Mitsubishi

    4.9
    Check Availability
    East Providence, RI (48 mi)
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  • Summit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLT

    $27,999

    101,582 mi.
    Est. $507/mo

    Portsmouth Chevrolet

    4.7
    Check Availability
    Portsmouth, NH (45 mi)
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  • Summit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 Base

    $22,995

    73,890 mi.
    Est. $417/mo

    South Easton Motor Sales

    4.9
    Check Availability
    South Easton, MA (32 mi)
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  • Summit White 2018 GMC Sierra 1500 SLESummit White 2018 GMC Sierra 1500 SLESummit White 2018 GMC Sierra 1500 SLESummit White 2018 GMC Sierra 1500 SLESummit White 2018 GMC Sierra 1500 SLESummit White 2018 GMC Sierra 1500 SLE

    $24,995

    56,325 mi.
    Est. $453/mo

    South Easton Motor Sales

    4.9
    Check Availability
    South Easton, MA (32 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $35,975

    78,146 mi.
    Est. $652/mo

    Colonial West Chevrolet

    4.9
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    Fitchburg, MA (36 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $33,954

    96,329 mi.
    Est. $615/mo

    Courtesy Mitsubishi

    4.5
    Check Availability
    Attleboro, MA (43 mi)
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  • Stone Blue Metallic 2018 GMC Sierra 1500 SLTStone Blue Metallic 2018 GMC Sierra 1500 SLTStone Blue Metallic 2018 GMC Sierra 1500 SLTStone Blue Metallic 2018 GMC Sierra 1500 SLTStone Blue Metallic 2018 GMC Sierra 1500 SLTStone Blue Metallic 2018 GMC Sierra 1500 SLT

    $25,818

    103,982 mi.
    Est. $468/mo

    Prestige Mitsubishi

    4.9
    Check Availability
    East Providence, RI (48 mi)
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  • Silver 2018 GMC Sierra 1500 BaseSilver 2018 GMC Sierra 1500 BaseSilver 2018 GMC Sierra 1500 BaseSilver 2018 GMC Sierra 1500 BaseSilver 2018 GMC Sierra 1500 BaseSilver 2018 GMC Sierra 1500 Base

    $16,995

    154,975 mi.
    Est. $308/mo

    Reliable Auto LLC

    4.6
    Check Availability
    Manchester, NH (40 mi)
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  • Black 2018 GMC Sierra 1500 SLEBlack 2018 GMC Sierra 1500 SLEBlack 2018 GMC Sierra 1500 SLEBlack 2018 GMC Sierra 1500 SLEBlack 2018 GMC Sierra 1500 SLEBlack 2018 GMC Sierra 1500 SLE

    $22,900

    113,770 mi.
    Est. $415/mo

    AutoMart

    Check Availability
    Derry, NH (30 mi)
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  • Black 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 Denali

    $31,922

    $1K
    93,079 mi.
    Est. $578/mo

    Gary-Jackson Motors

    2.8
    Check Availability
    Charlton, MA (48 mi)
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  • Brown 2018 GMC Sierra 1500 DenaliBrown 2018 GMC Sierra 1500 DenaliBrown 2018 GMC Sierra 1500 DenaliBrown 2018 GMC Sierra 1500 DenaliBrown 2018 GMC Sierra 1500 DenaliBrown 2018 GMC Sierra 1500 Denali

    $22,991

    142,876 mi.
    Est. $416/mo

    S & D West Bridgewater

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    West Bridgewater, MA (33 mi)
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  • Silver 2018 GMC Sierra 1500 DenaliSilver 2018 GMC Sierra 1500 DenaliSilver 2018 GMC Sierra 1500 DenaliSilver 2018 GMC Sierra 1500 DenaliSilver 2018 GMC Sierra 1500 DenaliSilver 2018 GMC Sierra 1500 Denali

    $25,900

    119,768 mi.
    Est. $469/mo

    AutoMart

    Check Availability
    Derry, NH (30 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $63,663 7 Good deals
2025 GMC Sierra 1500 $53,361 11 Good deals
2024 GMC Sierra 1500 $49,773 25 Good deals
2023 GMC Sierra 1500 $44,515 31 Good deals
2022 GMC Sierra 1500 $43,851 12 Good deals
2021 GMC Sierra 1500 $35,013 20 Good deals
2019 GMC Sierra 1500 $33,136 5 Good deals

About the 2018 GMC Sierra 1500

Basics

Base shown (base trim).

Seating
3
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
20
Transmission
6-Speed A/T
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)
Side view of the 2018 GMC Sierra 1500
FAQs

How much does the 2018 GMC Sierra 1500 cost?

The 2018 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 2018 Sierra 1500 is $26,850, with pricing starting at $9,500.

What is the MPG of the 2018 GMC Sierra 1500?

The 2018 GMC Sierra 1500 offers up to 18 MPG in city driving and 24 MPG on the highway for a combined rating of 20 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 2018 GMC Sierra 1500?

The 2018 GMC Sierra 1500 compares to and/or competes against the following vehicles:


Is the 2018 GMC Sierra 1500 reliable?

The 2018 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 2018 Sierra 1500 owners.

Is the 2018 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2018 GMC Sierra 1500.

(172 reviews)
Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.7
Value
4.6
Exterior
4.8
Reliability
4.7
Ratings (172 reviews)

93% of drivers recommend this car

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

Base (10 styles)

Style
2WD Crew Cab 143.5" 4WD Crew Cab 143.5" 4WD Double Cab 143.5" 2WD Double Cab 143.5" 4WD Crew Cab 153.0" 2WD Crew Cab 153.0" 4WD Reg Cab 119.0" 2WD Reg Cab 119.0" 2WD Reg Cab 133.0" 4WD Reg Cab 133.0"
Inventory price
Starting at $35,500 Starting at $38,700 Starting at $37,000 Starting at $33,000 Starting at $40,100 Starting at $36,900 Starting at $32,900 Starting at $29,000 Starting at $29,300 Starting at $33,200
Combined MPG
20 19 19 20 18 19 19 20 20 19
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) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 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) 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 (3 styles)

Style
4WD Crew Cab 153.0" Denali 2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali
Inventory price
Starting at $56,300 Starting at $52,900 Starting at $56,000
Combined MPG
17 18 17
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)

SLE (10 styles)

Style
2WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 4WD Reg Cab 119.0" SLE 2WD Reg Cab 133.0" SLE 4WD Double Cab 143.5" SLE 2WD Double Cab 143.5" SLE 4WD Crew Cab 153.0" SLE 2WD Crew Cab 153.0" SLE 2WD Crew Cab 143.5" SLE 4WD Crew Cab 143.5" SLE
Inventory price
Starting at $35,700 Starting at $39,900 Starting at $39,600 Starting at $35,800 Starting at $42,100 Starting at $38,300 Starting at $46,100 Starting at $42,100 Starting at $40,700 Starting at $44,700
Combined MPG
20 19 19 20 19 20 18 19 20 19
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) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 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)

SLT (5 styles)

Style
2WD Double Cab 143.5" SLT 4WD Crew Cab 143.5" SLT 2WD Crew Cab 143.5" SLT 4WD Double Cab 143.5" SLT 4WD Crew Cab 153.0" SLT
Inventory price
Starting at $42,800 Starting at $48,400 Starting at $45,200 Starting at $46,000 Starting at $48,700
Combined MPG
19 17 18 18 17
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) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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