Private Seller Exchange

Fred Beans Cadillac GMC

Sands Ford of Red Hill

Trade Zone Auto Sales

Matt Blatt Mitsubishi

Star Auto Mall 512

Little Johnnys Auto World

Bridge Auto Group

BROTHER'S AUTO CENTER LLC

Best Auto Deals LLC

B&D Auto Sales, Inc.

Spider

Fullsize Crew Cab

Truck

AWD4WD

4-Cylinder Turbo

Gasoline

Sierra 1500

New 2025 GMC Sierra 1500 Elevation

New 2025 GMC Sierra 1500 Elevation Warminster PA 18974

Automatic

Elevation

8-Cylinder

New 2025 GMC Sierra 1500 Denali

New 2025 GMC Sierra 1500 Denali Warminster PA 18974

Denali

Flexible Fuel

Used 2009 GMC Sierra 1500 Crew Cab SLE Pickup 4D 5 3/4 ft

Used

Power Pack Plus

Convenience Package

Suspension Package, Off-Road

Get AutoCheck Vehicle History

Used 2009 GMC Sierra 1500 SLE w/ Power Pack Plus

Used 2009 GMC Sierra 1500 SLE w/ Power Pack Plus Kennett Square PA 19348

6-Cylinder Turbo

Diesel

Certified

Certified 2022 GMC Sierra 1500 Denali

Certified 2022 GMC Sierra 1500 Denali Warminster PA 18974

AT4 Premium Package

Technology Package

Driver Alert Package II

Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package Warminster PA 18974

Denali Reserve Package

New 2025 GMC Sierra 1500 Denali w/ Denali Reserve Package

New 2025 GMC Sierra 1500 Denali w/ Denali Reserve Package Warminster PA 18974

Used 2017 GMC Sierra 1500 Denali

Used 2017 GMC Sierra 1500 Denali Warminster PA 18974

6-Cylinder

Used 2015 GMC Sierra 1500 Crew Cab SLE Pickup 4D 5 3/4 ft

SLE Value Package

Used 2015 GMC Sierra 1500 SLE w/ SLE Value Package

Used 2015 GMC Sierra 1500 SLE w/ SLE Value Package Havertown PA 19083

New 2025 GMC Sierra 1500 Denali Ultimate

New 2025 GMC Sierra 1500 Denali Ultimate Warminster PA 18974

Denali Ultimate

Fullsize Regular Cab

Sierra Value Package

Used 2020 GMC Sierra 1500 2WD Regular Cab w/ Sierra Value Package

Used 2020 GMC Sierra 1500 2WD Regular Cab w/ Sierra Value Package Red Hill PA 18076

2WD Regular Cab

Sierra Fleet Convenience Package

Used 2017 GMC Sierra 1500 2WD Regular Cab

Used 2017 GMC Sierra 1500 2WD Regular Cab Clayton NJ 08312

Pro Value Package

New 2025 GMC Sierra 1500 Pro w/ Pro Value Package

New 2025 GMC Sierra 1500 Pro w/ Pro Value Package Warminster PA 18974

Power Tech Package

LPO, On The Job Package

Used 2012 GMC Sierra 1500 SLE w/ Power Tech Package

Used 2012 GMC Sierra 1500 SLE w/ Power Tech Package Hampton NJ 08827

SLT Premium Package

Certified 2022 GMC Sierra 1500 SLT w/ SLT Premium Package

Certified 2022 GMC Sierra 1500 SLT w/ SLT Premium Package Warminster PA 18974

Used 2016 GMC Sierra 1500 SLE w/ SLE Value Package

Used 2016 GMC Sierra 1500 SLE w/ SLE Value Package Cinnaminson NJ 08077

Used 2012 GMC Sierra 1500 SLE w/ Power Tech Package Glassboro NJ 08028

Used 2014 GMC Sierra 1500 SLE w/ SLE Value Package

Used 2014 GMC Sierra 1500 SLE w/ SLE Value Package Fairless Hills PA 19030

SLT Premium Plus Package

New 2025 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

New 2025 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Warminster PA 18974

Used 2021 GMC Sierra 1500 Elevation

Used 2021 GMC Sierra 1500 Elevation Warminster PA 18974

All-Terrain Package

All Terrain Slt Crew Cab "Plus" Package

Used 2014 GMC Sierra 1500 SLT w/ All-Terrain Package

Used 2014 GMC Sierra 1500 SLT w/ All-Terrain Package Berlin NJ 08009

Used 2014 GMC Sierra 1500 SLT w/ All-Terrain Package Doylestown PA 18902

SLE Convenience Package

Used 2014 GMC Sierra 1500 SLE w/ All-Terrain Package

Used 2014 GMC Sierra 1500 SLE w/ All-Terrain Package Williamstown NJ 08094

Used 2014 GMC Sierra 1500 Crew Cab Denali Pickup 4D 5 3/4 ft

Driver Alert Package

Used 2014 GMC Sierra 1500 Denali w/ Driver Alert Package

Used 2014 GMC Sierra 1500 Denali w/ Driver Alert Package Bethlehem PA 18017

Used 2013 GMC Sierra 1500 SLE w/ Power Tech Package

Used 2013 GMC Sierra 1500 SLE w/ Power Tech Package Bethlehem PA 18017

Used 2006 GMC Sierra 1500 Regular Cab Work Truck Pickup 2D 6 1/2 ft

Used 2006 GMC Sierra 1500 W/T

Used 2006 GMC Sierra 1500 W/T Warminster PA 18974

O'NEIL GMC INC

Philadelphia

Used Cars for Sale

Under $20,000

Test drive Used GMC Sierra 1500 at home from the top dealers in your area. Search from 14 Used GMC Sierra 1500 cars for sale, including a  2006 GMC Sierra 1500 W/T, a  2009 GMC Sierra 1500 SLE, and a  2012 GMC Sierra 1500 SLE ranging in price from $4,500 to $19,999.

Used GMC Sierra 1500 for Sale Near Me Under $20,000 - Autotrader

Used GMC Sierra 1500 for Sale Under $10,000

Used GMC Sierra 1500 for Sale Under $15,000

Used GMC Sierra 1500 for Sale Under $25,000

Used GMC Sierra 1500 for Sale Under $30,000

Used GMC Sierra 1500 for Sale Under $4,000

Used GMC Sierra 1500 for Sale Under $5,000

Search from 14 GMC Sierra 1500 for sale, including a Used 2006 GMC Sierra 1500 W/T, a Used 2009 GMC Sierra 1500 SLE w/ Power Pack Plus, and a Used 2012 GMC Sierra 1500 SLE w/ Power Tech Package ranging in price from $4,500 to $19,999.

Autotrader has 14 GMC Sierra 1500 for sale under $20,000 near Norristown, PA, including a Used 2006 GMC Sierra 1500 W/T, a Used 2009 GMC Sierra 1500 SLE w/ Power Pack Plus, and a Used 2012 GMC Sierra 1500 SLE w/ Power Tech Package ranging in price from $4,500 to $19,999.

bodyStyleSubtypeCode

dealType

doorCode

driveGroup

endYear

engineCode

engineDisplacement

extColorSimple

featureCode

Exterior Features

Technology Features

Interior Features

Safety Features

fuelTypeGroup

homeServices

intColorSimple

keywordPhrases

listingType

location

makeCode

marketExtension

Include Extended Delivery

maxPrice

maximumSeating

mileage

minPrice

modelCode|GMC

mpgRange

priceRange

productTypes

searchRadius

sellerType

startYear

transmissionCode

trimCode|15SIPU4WD

truckBedLength

vehicleExchange

vehicleHistoryType

vehicleStyleCode

vehicleType

vehicleUseType

yearRange

AWD/4WD

Premium Audio

Gray

Black

2013 and older

2001 and newer

Silver

Leather Seats

Rear Wheel Drive

Trailer Hitch

Enter your mobile number to receive text alerts for your saved searches.

To make it easy, we send text alerts using an automatic dialing system. Of course, you don't have to sign up for these text alerts to receive Autotrader services.

Helpful Links

Car Research & News

Car Buying Tools

Used GMC Sierra 1500 for Sale Under $20,000 Near Me

Location

Year

Make, Model & Trim

Condition (1 selected)

Drive Type

Price & Payments

Best Deals

Ways to Purchase

Mileage

Body Style

Truck Cab Size

Fuel Type

Truck Bed Length

Fuel Economy

Exterior Color

Interior Color

Transmission

Engine Displacement

Vehicle History

Cylinders

Features

Number of Seats

Number of Doors

Seller Type

Certified 2022 GMC Sierra 1500 Denali

14 Matches

Used 2014 GMC Sierra 1500 SLT

Used 2015 GMC Sierra 1500 SLE

Used 2006 GMC Sierra 1500 W/T