2018 GMC Sierra 1500 for Sale

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2018 GMC Sierra 1500 Denali

2018 GMC Sierra 1500 Denali - 25,299 mi

Kalispell, MT - Listed 67 days ago
  • $9,008 below market price
  • dealer rating
  • 1-owner , certified used , 3 positives , low miles , free CARFAX
$45,989
PREVIEW
Used 2018 GMC Sierra 1500 Denali for Sale - $42,700 - 25,299 miles - with wifi, bluetooth, child safety, navigation, backup camera
Category: Certified Used Cars
Location: Kalispell, MT 59901
Price: $42,700
Mileage: 25,299 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
5 star
Exterior Color: Onyx Black
Engine: 8-Cylinder
Interior Color: Jet Black
Fuel Type: Gasoline
MPG: 17
Num Owners: 1 owner
Seats: 5 seater
Drivetrain: 4X4
VIN: 3GTU2PEC6JG127274
Positives: certified pre-owned car, clean history, one owner
2018 GMC Sierra 1500 Denali

2018 GMC Sierra 1500 Denali - 24,630 mi

Kalispell, MT - Listed 48 days ago
  • $8,632 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
$44,989
PREVIEW
Used 2018 GMC Sierra 1500 Denali for Sale - $43,182 - 24,630 miles - with wifi, bluetooth, child safety, navigation, backup camera
Category: Certified Used Cars
Location: Kalispell, MT 59901
Price: $43,182
Mileage: 24,630 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
5 star
Exterior Color: Black
Engine: 8-Cylinder
Fuel Type: Gasoline
MPG: 17
Num Owners: 1 owner
Seats: 5 seater
Drivetrain: 4X4
VIN: 3GTU2PEC4JG102499
  • 2017
    $32,113
  • 2018
    $33,064
  • 2019
    $39,247
  • 2020
    $39,953
iSeeCars Unbiased Insights

What's the average price of a GMC Sierra 1500 by year?

iSeeCars analyzes over 25 billion data points to help you find the best deals. See more GMC Sierra 1500 insights.

iSeeCars Unbiased Insights

How can you save money on a used GMC Sierra 1500?

  • Regular Cab

    $24,101
    $22,396 Savings

    Crew Cab

    $46,497
  • 6-Cylinder

    $30,150
    $14,335 Savings

    8-Cylinder

    $44,485
  • Flex Fuel

    $30,150
    $14,335 Savings

    Gas

    $44,485

iSeeCars analyzes over 25 billion data points to help you find the best deals.
See more ways to save.

iSeeCars Unbiased Insights

Does car color affect the price of a used GMC Sierra 1500?

Least
Expensive

Green

$8,217Average Savings

Most
Expensive

Silver

$2,616Average Premium

iSeeCars analyzes over 25 billion data points to help you find the best deals.
See more ways to save.

2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 34,783 mi

Oak Hill, WV - Listed 7 days ago
  • $4,516 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $31,505 - 34,783 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Certified Used Cars
Location: Oak Hill, WV 25901
Price: $31,505
Mileage: 34,783 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
5 star
Exterior Color: White
Engine: 6-Cylinder
Fuel Type: Flex
MPG: 13
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEH3JZ230800
2018 GMC Sierra 1500 Base

2018 GMC Sierra 1500 Base - 30,935 mi

Highland, MI - Listed 47 days ago
  • $4,277 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
$28,969
PREVIEW
Used 2018 GMC Sierra 1500 Base for Sale - $27,115 - 30,935 miles - with bluetooth, child safety, backup camera, internet radio, voice recognition
Category: Certified Used Cars
Location: Highland, MI 48357
Price: $27,115
Mileage: 30,935 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
5 star
Exterior Color: Black
Engine: 6-Cylinder
Fuel Type: Flex
MPG: 13
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2LEH6JZ357955
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 33,957 mi

Bowling Green, KY - Listed 85 days ago
  • $5,684 below market price
  • dealer rating
  • 1-owner , certified used , 4 positives , low miles , free CARFAX
$43,996
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $39,991 - 33,957 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Certified Used Cars
Location: Bowling Green, KY 42104
Price: $39,991
Mileage: 33,957 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.3 star
Exterior Color: Cardinal Red
Engine: 8-Cylinder
Interior Color: Jet Black
Fuel Type: Gasoline
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 3GTU2NEC8JG187805
Positives: no accidents, certified pre-owned car, one owner, warranty
2018 GMC Sierra 1500 Denali

2018 GMC Sierra 1500 Denali - 24,636 mi

Vicksburg, MS - Listed 55 days ago
  • $5,663 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
PREVIEW
Used 2018 GMC Sierra 1500 Denali for Sale - $44,663 - 24,636 miles - with wifi, bluetooth, child safety, navigation, backup camera
Category: Certified Used Cars
Location: Vicksburg, MS 39180
Price: $44,663
Mileage: 24,636 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
3.8 star
Exterior Color: White
Engine: 8-Cylinder
Interior Color: Brown
Fuel Type: Gasoline
MPG: 17
Num Owners: 1 owner
Seats: 5 seater
Drivetrain: 4X4
VIN: 3GTU2PEC7JG556066
2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 21,761 mi

Urbana, OH - Listed 71 days ago
  • $3,578 below market price
  • dealer rating
  • 1-owner , certified used , 1 positive , low miles , free CARFAX
$32,959
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $31,339 - 21,761 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Certified Used Cars
Location: Urbana, OH 43078
Price: $31,339
Mileage: 21,761 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.4 star
Exterior Color: Red Quartz Tintcoat
Engine: 8-Cylinder
Interior Color: Jet Black
Fuel Type: Gasoline
MPG: 18
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEC1JZ148763
Positives: clean history
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 20,595 mi

Highland, MI - Listed 106 days ago
  • $4,077 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
$35,600
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $33,950 - 20,595 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Certified Used Cars
Location: Highland, MI 48357
Price: $33,950
Mileage: 20,595 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
3.5 star
Exterior Color: Red
Engine: 8-Cylinder
Fuel Type: Gasoline
MPG: 18
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2NEC9JZ375897
2018 GMC Sierra 1500 Denali

2018 GMC Sierra 1500 Denali - 38,199 mi

Norwood, MA - Listed 94 days ago
  • $4,764 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
$46,888
PREVIEW
Used 2018 GMC Sierra 1500 Denali for Sale - $41,277 - 38,199 miles - with wifi, bluetooth, child safety, navigation, backup camera
Category: Certified Used Cars
Location: Norwood, MA 02062
Price: $41,277
Mileage: 38,199 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.8 star
Exterior Color: Silver
Engine: 8-Cylinder
Interior Color: Black
Fuel Type: Gasoline
MPG: 17
Num Owners: 1 owner
Seats: 5 seater
Drivetrain: 4X4
VIN: 3GTU2PECXJG101390
2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 18,620 mi

Taylor, MI - Listed 50 days ago
  • $3,435 below market price
  • 1-owner , certified used , low miles
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $29,995 - 18,620 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Certified Used Cars
Location: Taylor, MI 48180
Price: $29,995
Mileage: 18,620 miles
For Sale By: Dealer
Transmission: Automatic
Exterior Color: Silver
Engine: 6-Cylinder
Fuel Type: Flex
MPG: 13
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEH1JZ372336
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 31,180 mi

Bakersfield, CA - Listed 99 days ago
  • $4,349 below market price
  • dealer rating
  • 1-owner , certified used , low miles , free CARFAX
$44,995
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $35,900 - 31,180 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Certified Used Cars
Location: Bakersfield, CA 93313
Price: $35,900
Mileage: 31,180 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
3.2 star
Exterior Color: Gray
Engine: 8-Cylinder
Fuel Type: Gasoline
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X2
VIN: 3GTP1NEC5JG306796
2018 GMC Sierra 1500 Base

2018 GMC Sierra 1500 Base - 15,236 mi

Malone, NY - Listed 106 days ago
  • $10,214 below market price
  • dealer rating
  • certified used , low miles , free CARFAX
$33,400
PREVIEW
Used 2018 GMC Sierra 1500 Base for Sale - $32,400 - 15,236 miles - with bluetooth, child safety, backup camera, internet radio, voice recognition
Category: Certified Used Cars
Location: Malone, NY 12953
Price: $32,400
Mileage: 15,236 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.5 star
Exterior Color: Blue
Engine: 8-Cylinder
Fuel Type: Gasoline
MPG: 18
Seats: 6 seater
Drivetrain: 4X4
VIN: 3GTU2LEC9JG258787
2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 36,070 mi

Cadillac, MI - Listed 76 days ago
  • $4,052 below market price
  • dealer rating
  • certified used , 5 positives , low miles , free CARFAX
$31,995
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $28,995 - 36,070 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Certified Used Cars
Location: Cadillac, MI 49601
Price: $28,995
Mileage: 36,070 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.9 star
Exterior Color: Summit White
Engine: 8-Cylinder
Interior Color: Jet Black
Fuel Type: Gasoline
MPG: 18
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEC0JZ104205
Positives: inspected, certified pre-owned car, clean history, one owner, warranty
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 73,010 mi

Bowling Green, KY - Listed 21 days ago
  • $6,228 below market price
  • dealer rating
  • 1-owner , certified used , 3 positives , free CARFAX , high miles
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $34,996 - 73,010 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Certified Used Cars
Location: Bowling Green, KY 42104
Price: $34,996
Mileage: 73,010 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.3 star
Exterior Color: Quicksilver Metallic
Engine: 8-Cylinder
Interior Color: Jet Black
Fuel Type: Gasoline
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 3GTU2NEC0JG180959
Positives: one owner, certified pre-owned car, warranty
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 34,774 mi

Sacramento, CA - Listed 106 days ago
  • $4,412 below market price
  • 1-owner , certified used , 1 positive , low miles , free CARFAX
  • 15 price drops in 107 days
$49,999
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $39,437 - 34,774 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Certified Used Cars
Location: Sacramento, CA 95841
Price: $39,437
Mileage: 34,774 miles
For Sale By: Dealer
Transmission: Automatic
Exterior Color: Summit White
Engine: 8-Cylinder
Interior Color: Jet Black
Fuel Type: Gasoline
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 3GTU2NEC2JG422134
Positives: certified pre-owned car
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 21,541 mi

Irwin, PA - Listed 2 days ago
  • $4,652 below market price
  • certified used , low miles
  • 1 price drop in 3 days
$38,930
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $38,830 - 21,541 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Certified Used Cars
Location: Irwin, PA 15642
Price: $38,830
Mileage: 21,541 miles
For Sale By: Dealer
Transmission: Automatic
Exterior Color: Red
Engine: 8-Cylinder
Fuel Type: Gasoline
Seats: 6 seater
Drivetrain: 4X4
VIN: 3GTU2NECXJG515175
2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 29,623 mi

Alpena, MI - Listed 106 days ago
  • $3,430 below market price
  • dealer rating
  • certified used , 3 positives , low miles
$30,969
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $29,775 - 29,623 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Certified Used Cars
Location: Alpena, MI 49707
Price: $29,775
Mileage: 29,623 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.6 star
Exterior Color: Summit White
Engine: 6-Cylinder
Interior Color: Jet Black
Fuel Type: Flex
MPG: 13
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEH7JZ254548
Positives: inspected, certified pre-owned car, warranty
2018 GMC Sierra 1500 SLT

2018 GMC Sierra 1500 SLT - 13,816 mi

Jonesboro, AR - Listed 24 days ago
  • $5,421 below market price
  • dealer rating
  • 1-owner , low miles , free CARFAX
PREVIEW
Used 2018 GMC Sierra 1500 SLT for Sale - $41,477 - 13,816 miles - with wifi, bluetooth, child safety, backup camera, leather upholstery
Category: Used Cars
Location: Jonesboro, AR 72401
Price: $41,477
Mileage: 13,816 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.1 star
Exterior Color: Onyx Black
Engine: 8-Cylinder
Fuel Type: Gasoline
Num Owners: 1 owner
Seats: 6 seater
Drivetrain: 4X4
VIN: 3GTU2NEC8JG334494
2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 11,796 mi

Beckley, WV - Listed 42 days ago
  • $6,241 below market price
  • dealer rating
  • 1 positive , low miles
$34,288
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $31,999 - 11,796 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Used Cars
Location: Beckley, WV 25801
Price: $31,999
Mileage: 11,796 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.4 star
Exterior Color: Onyx Black
Engine: 6-Cylinder
Fuel Type: Flex
MPG: 13
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEH3JZ337202
Positives: inspected
2018 GMC Sierra 1500 SLE

2018 GMC Sierra 1500 SLE - 32,602 mi

Westminster, VT - Listed 72 days ago
  • $5,245 below market price
  • dealer rating
  • low miles
$32,800
PREVIEW
Used 2018 GMC Sierra 1500 SLE for Sale - $28,588 - 32,602 miles - with wifi, bluetooth, child safety, backup camera, internet radio
Category: Used Cars
Location: Westminster, VT 05158
Price: $28,588
Mileage: 32,602 miles
For Sale By: Dealer
Transmission: Automatic
Dealer Rating:
4.4 star
Exterior Color: Onyx Black
Engine: 6-Cylinder
Fuel Type: Flex
MPG: 13
Seats: 6 seater
Drivetrain: 4X4
VIN: 1GTV2MEH0JZ211489
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What is the average price for 2018 GMC Sierra 1500? How many are for sale and priced below market?

  • 3,546 cars for sale found, starting at $11,950
  • Average price for 2018 GMC Sierra 1500: $39,538
  • 1,095 deals found. Average savings of $2,438
  • Save up to $10,214 below estimated market price

What GMC Sierra 1500 model year and mileage can you get for your budget?

Year Price Mileage
2020 $38,828 to $41,111 1,000 to 10,926 miles
2019 $38,295 to $40,223 1,982 to 28,981 miles
2018 $31,661 to $34,530 8,031 to 45,325 miles
2017 $29,788 to $34,620 12,961 to 62,057 miles
Year Price Mileage
2020 $51,591 to $53,343 1,000 to 17,111 miles
2019 $49,089 to $51,857 3,874 to 34,819 miles
2018 $38,656 to $44,926 8,983 to 61,208 miles
2017 $35,608 to $44,298 15,440 to 79,518 miles

How much does a used 2018 GMC Sierra 1500 cost ?

Average Price
$39,538
For a used 2018 GMC Sierra 1500
Average Savings
$2,438
Based on all 2018 Sierra 1500 deals found
Biggest Savings
$10,214
Below estimated market price
Good Deal
$38,586
Typical price of a good deal

What's the average price of a GMC Sierra 1500 by year?

Average price by year
Average mileage by year
Search for a used 2018 GMC Sierra 1500 near me
See my listings

How can you save money on a used 2018 GMC Sierra 1500 ?

Cab Type A Sierra 1500 Regular Cab is $22,396 less than a Crew Cab
Engine A 6-Cylinder Sierra 1500 costs $14,335 less than a 8-Cylinder
Fuel Type A GMC Sierra 1500 with flex fuel averages $14,335 less than a gas-fueled Sierra 1500
Drive Type A 4X2 GMC Sierra 1500 can be priced $12,629 less than a 4X4
Cab Type A Sierra 1500 Extended Cab is $9,472 less than a Crew Cab
Seller Type Save $3,735 when you buy a Sierra 1500 for sale by owner vs a GMC Sierra 1500 from a dealer
Certified Choosing non-CPO vs Certified Pre-Owned (CPO) can save you $2,398 on a GMC Sierra 1500

What colors are the best deals for a 2018 GMC Sierra 1500 ?

Least Expensive Color
Green $8,217Average Savings
Most Expensive Color
Silver $2,616Average Premium

What 2018 GMC Sierra 1500 color has the best resale value ?

Price differences by car color compared to the average price of a used 2018 GMC Sierra 1500
How does car color affect the average price of a used 2018 GMC Sierra 1500 ?
Rank Color Compared to Avg Price
1 Green $8,217 Savings
2 Brown $3,639 Savings
3 Blue $3,600 Savings
4 White $2,319 Savings
5 Red $1,735 Higher
6 Gray $1,739 Higher
7 Black $2,162 Higher
8 Silver $2,616 Higher

What is the best time to buy a used 2018 GMC Sierra 1500 ?

Good times to buy
- Save on average: are good times to buy to find the best prices.
Good times to sell
- Make an extra on average: are good times to sell to get the best prices
Total saved by iSeeCars users

$263,564,649

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Price of 2018 GMC Sierra 1500 by Trim

Trim Average Price Deals Listings
2018 GMC Sierra 1500 Base
$30,059 Save $10,214 on 91 deals 297 listings
2018 GMC Sierra 1500 Denali
$45,124 Save $9,008 on 279 deals 896 listings
2018 GMC Sierra 1500 SLE
$33,561 Save $8,557 on 162 deals 485 listings
2018 GMC Sierra 1500 SLT
$39,982 Save $9,531 on 678 deals 2,191 listings

Other Gmc Sierra 1500 Years

Year Average Price Deals Listings
2021 GMC Sierra 1500 for Sale $52,504 - 5,248 listings
2020 GMC Sierra 1500 for Sale $51,643 Save $16,121 on 500 deals 1,812 listings
2019 GMC Sierra 1500 for Sale $48,791 Save $15,154 on 858 deals 2,244 listings
2017 GMC Sierra 1500 for Sale $36,756 Save $10,132 on 1,264 deals 3,606 listings
2016 GMC Sierra 1500 for Sale $32,204 Save $7,289 on 365 deals 1,388 listings
2015 GMC Sierra 1500 for Sale $29,330 Save $8,754 on 421 deals 1,588 listings

Gmc Sierra 1500 Trims

Trim Average Price Deals Listings
Used GMC Sierra 1500 Base $29,484 Save $16,121 on 381 deals 1,604 listings
Used GMC Sierra 1500 Denali $47,013 Save $15,154 on 1,241 deals 4,428 listings
Used GMC Sierra 1500 Sle $28,277 Save $14,820 on 1,330 deals 4,998 listings
Used GMC Sierra 1500 SLT $40,263 Save $10,132 on 2,120 deals 9,052 listings
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