Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • 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

    $20,900

    148,583 mi.
    Est. $359/mo

    House Of Cars

    4.3
    Edison, NJ (15 mi)
    Check Availability
    Quick view
  • Gray 2018 GMC Sierra 1500 SLEGray 2018 GMC Sierra 1500 SLEGray 2018 GMC Sierra 1500 SLEGray 2018 GMC Sierra 1500 SLEGray 2018 GMC Sierra 1500 SLEGray 2018 GMC Sierra 1500 SLE

    $17,995

    136,707 mi.
    Est. $309/mo

    Kar Connection

    Little Ferry, NJ (19 mi)
    Check Availability
    Quick view
  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $24,393

    $298
    109,070 mi.
    Est. $419/mo

    Carz4Us

    3.5
    South Hackensack, NJ (19 mi)
    Check Availability
    Quick view
  • Mineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 Denali

    $27,892

    104,447 mi.
    Est. $479/mo

    Sawyer Lyons Buick GMC of Randolph

    3.6
    Randolph, NJ (19 mi)
    Check Availability
    Quick view
  • Onyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 Base

    $23,279

    $1.6K
    83,627 mi.
    Est. $400/mo

    Tom's Ford

    4.8
    Keyport, NJ (19 mi)
    Check Availability
    Quick view
  • 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

    $19,982

    81,094 mi.
    Est. $343/mo

    Easy Credit of Jersey

    Newark, NJ (10 mi)
    Check Availability
    Quick view
  • 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

    $17,704

    97,073 mi.
    Est. $304/mo

    Rt 603 Auto Mall

    4.4
    Irvington, NJ (7 mi)
    Check Availability
    Quick view
  • Red Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 Denali

    $18,998

    181,757 mi.
    Est. $326/mo

    Brick City Motors

    2.4
    Newark, NJ (10 mi)
    Check Availability
    Quick view
  • 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

    $24,995

    $1K
    99,500 mi.
    Est. $429/mo

    Freehold Buick GMC

    Freehold, NJ (29 mi)
    Check Availability
    Quick view
  • Not Priced

    173,303 mi.

    Maplecrest Ford

    4.9
    Mendham, NJ (15 mi)
    Check Availability
    Quick view
  • $20,776

    106,253 mi.
    Est. $357/mo

    Honda of Freehold

    4.6
    Freehold, NJ (30 mi)
    Check Availability
    Quick view
  • 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

    $18,278

    $200
    152,426 mi.
    Est. $314/mo

    Bob Ruth Ford

    3.6
    $399 delivery from Dillsburg, PA (148 mi)
    Check Availability
    Quick view
  • 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

    $17,899

    $1K
    133,858 mi.
    Est. $307/mo

    Car Connection of Bedford

    $664 delivery from Bedford, OH (380 mi)
    Check Availability
    Quick view
  • Silver Birch Metallic 2018 GMC Sierra 1500 BaseSilver Birch Metallic 2018 GMC Sierra 1500 BaseSilver Birch Metallic 2018 GMC Sierra 1500 BaseSilver Birch Metallic 2018 GMC Sierra 1500 BaseSilver Birch Metallic 2018 GMC Sierra 1500 BaseSilver Birch Metallic 2018 GMC Sierra 1500 Base

    $23,480

    $1K
    52,197 mi.
    Est. $403/mo

    Auto Valley Group

    4.3
    East Stroudsburg, PA (46 mi)
    Check Availability
    Quick view
  • 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

    $19,900

    135,729 mi.
    Est. $342/mo

    Car2Sell of East Windsor

    4.8
    East Windsor, NJ (32 mi)
    Check Availability
    Quick view
  • 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

    $30,696

    99,800 mi.
    Est. $527/mo

    Northway Automotive of Newton 2

    4.5
    Newton, NJ (31 mi)
    Check Availability
    Quick view
  • 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

    $18,299

    $1K
    114,013 mi.
    Est. $314/mo

    Alpha Auto Group LLC

    Toms River, NJ (48 mi)
    Check Availability
    Quick view
  • Not Priced

    162,949 mi.

    T & T Coast Buick GMC

    Sea Girt, NJ (42 mi)
    Check Availability
    Quick view

GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $67,893 2 Good deals
2025 GMC Sierra 1500 $53,571 5 Great deals
2024 GMC Sierra 1500 $47,809 13 Great deals
2023 GMC Sierra 1500 $44,544 22 Great deals
2022 GMC Sierra 1500 $42,082 5 Great deals
2021 GMC Sierra 1500 $36,246 6 Good deals
2020 GMC Sierra 1500 $32,173 3 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 $27,440, with pricing starting at $8,204.

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
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 2WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 4WD Reg Cab 119.0" SLE 2WD Reg Cab 133.0" SLE
Inventory price
Starting at $42,100 Starting at $38,300 Starting at $46,100 Starting at $42,100 Starting at $40,700 Starting at $44,700 Starting at $35,700 Starting at $39,900 Starting at $39,600 Starting at $35,800
Combined MPG
19 20 18 19 20 19 20 19 19 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) 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) 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)
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

Similar Cars

Research the 2018 GMC Sierra 1500

Compare the 2018 GMC Sierra 1500