CoPilot AI-Assisted Car Shopping

 New Search
 Save
 Sort
 Share

Used 2021 GMC Sierra 1500 for Sale in Long Beach, CA

Sierra 1500s for Sale at Dealers

Filters
Price
Year
Mileage
Trim
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Long Beach, CA
Black • 6.2L V8 Engine
$40,997 • 72.3k miles
•••

Not Ranked

CoPilot AI: It’s a “C-” Buy

  • $625 Price Drop
  • Includes $2,033 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 AT4 4WD photo
2021 GMC Sierra 1500 AT4 4WD • Bellflower, CA
White • 3.0L I6 Engine
$31,102 • 123.2k miles • Certified
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • Good Price - $1,901 Below Market
  • Includes $6,900 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2021 GMC Sierra 1500 Elevation 4WD photo
New Find
2021 GMC Sierra 1500 Elevation 4WD • Cerritos, CA
Gray • 3.0L I6 Engine
$29,990 • 101.7k miles
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • Great Price - $3,184 Below Market
  • Includes $3,277 Premium Upgrades
  • CARFAX: One Owner
More details
2022 GMC Sierra 1500 Elevation RWD photo
Price Drop
New Find
2022 GMC Sierra 1500 Elevation RWD • Cerritos, CA
Black • 3.0L I6 Engine
$36,480 • 60.6k miles • Certified
•••

Not Ranked

CoPilot AI: It’s a “B-” Buy

  • $1,180 Price Drop
  • Includes $2,588 Premium Upgrades
  • Average Mileage
More details
2022 GMC Sierra 1500 SLT RWD photo
Price Drop
2022 GMC Sierra 1500 SLT RWD • Los Angeles, CA
White • 5.3L V8 Engine
$27,885 • 99.9k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • $1,000 Price Drop
  • Good Price - $1,107 Below Market
  • Includes $3,878 Premium Upgrades
More details
2022 GMC Sierra 1500 AT4 4WD photo
Price Drop
2022 GMC Sierra 1500 AT4 4WD • Los Angeles, CA
3.0L I6 Engine
$29,885 • 111.5k miles
•••

Not Ranked

CoPilot AI: It’s a “D-” Buy

  • $1,000 Price Drop
  • Motivation to Negotiate - High
More details
2020 GMC Sierra 1500 SLT RWD photo
New Find
2020 GMC Sierra 1500 SLT RWD • Downey, CA
White • 5.3L V8 Engine
$33,609 • 105.1k miles
•••

Not Ranked

CoPilot AI: It’s a “C-” Buy

  • Includes $6,681 Premium Upgrades
  • CARFAX: One Owner
  • Dealer Rating - 4.2 stars
More details
2020 GMC Sierra 1500 AT4 4WD photo
Price Drop
New Find
2020 GMC Sierra 1500 AT4 4WD • Buena Park, CA
White • 5.3L V8 Engine
$29,684 • 124.6k miles
•••

Not Ranked

CoPilot AI: It’s a “B-” Buy

  • $37 Price Drop
  • Includes $3,243 Premium Upgrades
  • Dealer Rating - 4.5 stars
More details
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Torrance, CA
Black • 6.2L V8 Engine
$42,830 • 36.3k miles
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • $248 Price Drop
  • Great Price - $3,086 Below Market
  • Includes $9,934 Premium Upgrades
More details
2021 GMC Sierra 1500 Elevation RWD photo
Price Drop
New Find
2021 GMC Sierra 1500 Elevation RWD • South Gate, CA
White • 5.3L V8 Engine
$26,900 • 121k miles
•••

Not Ranked

CoPilot AI: It’s a “B” Buy

  • Fair Price - $766 Above Market
  • Includes $740 Premium Upgrades
More details
2022 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2022 GMC Sierra 1500 Elevation 4WD • Huntington Beach, CA
Black • 2.7L I4 Engine
$34,373 • 51.3k miles
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • $2,765 Price Drop
  • Great Price - $4,341 Below Market
  • Includes $1,053 Premium Upgrades
More details
2020 GMC Sierra 1500 AT4 4WD photo
2020 GMC Sierra 1500 AT4 4WD • Garden Grove, CA
Gray • 6.2L V8 Engine
$31,289 • 124.4k miles
•••

Not Ranked

CoPilot AI: It’s an “A” Buy

  • Good Price - $1,338 Below Market
  • Includes $6,915 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 Elevation 4WD photo
2021 GMC Sierra 1500 Elevation 4WD • Garden Grove, CA
Gray • 5.3L V8 Engine
$25,298 • 129.2k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • Great Price - $2,029 Below Market
  • Includes $3,131 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Garden Grove, CA
Gray • 5.3L V8 Engine
$37,298 • 73.8k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • $1,000 Price Drop
  • Fair Price - $1,043 Above Market
  • Includes $1,363 Premium Upgrades
More details
2021 GMC Sierra 1500 Denali 4WD photo
2021 GMC Sierra 1500 Denali 4WD • Garden Grove, CA
White • 6.2L V8 Engine
$28,289 • 135.5k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • Great Price - $1,909 Below Market
  • Includes $2,735 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2022 GMC Sierra 1500 Denali 4WD photo
2022 GMC Sierra 1500 Denali 4WD • Garden Grove, CA
Black • 6.2L V8 Engine
$37,298 • 104k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • Great Price - $3,452 Below Market
  • Includes $9,502 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 Denali 4WD photo
New Find
2021 GMC Sierra 1500 Denali 4WD • Garden Grove, CA
White • 6.2L V8 Engine
$40,298 • 51.1k miles
•••

Not Ranked

CoPilot AI: It’s an “A” Buy

  • Fair Price - $125 Below Market
  • Includes $3,993 Premium Upgrades
  • Very Low Mileage
More details
2020 GMC Sierra 1500 Denali 4WD photo
New Find
2020 GMC Sierra 1500 Denali 4WD • Huntington Beach, CA
Gray • 3.0L I6 Engine
$39,580 • 72.2k miles
•••

Not Ranked

CoPilot AI: It’s a “C-” Buy

  • Includes $6,986 Premium Upgrades
  • Below Average Mileage
  • Dealer Rating - 4.4 stars
More details
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Santa Ana, CA
Black • 3.0L I6 Engine
$25,673 • 156.2k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • $870 Price Drop
  • Great Price - $2,210 Below Market
  • Includes $5,305 Premium Upgrades
More details
2022 GMC Sierra 1500 SLT 4WD photo
Price Drop
2022 GMC Sierra 1500 SLT 4WD • Santa Ana, CA
Gray • 3.0L I6 Engine
$29,522 • 146.3k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • $611 Price Drop
  • Fair Price - $157 Below Market
  • Includes $6,440 Premium Upgrades
More details
2020 GMC Sierra 1500 SLT RWD photo
2020 GMC Sierra 1500 SLT RWD • Montebello, CA
White • 5.3L V8 Engine
$34,141 • 68.6k miles • Certified
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • Good Price - $2,035 Below Market
  • Includes $8,473 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2021 GMC Sierra 1500 Denali 4WD photo
Price Drop
2021 GMC Sierra 1500 Denali 4WD • Inglewood, CA
Gray • 3.0L I6 Engine
$40,998 • 57.4k miles
•••

Not Ranked

CoPilot AI: It’s an “A” Buy

  • Fair Price - $289 Below Market
  • Includes $6,820 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 Elevation 4WD photo
New Find
2021 GMC Sierra 1500 Elevation 4WD • Inglewood, CA
Gray • 5.3L V8 Engine
$30,252 • 73.3k miles
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • Great Price - $5,423 Below Market
  • Includes $1,776 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 Elevation 4WD photo
Price Drop
New Find
2021 GMC Sierra 1500 Elevation 4WD • Inglewood, CA
Silver • 3.0L I6 Engine
$19,452 • 114.2k miles
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • $2,800 Price Drop
  • Great Price - $5,060 Below Market
  • Includes $1,953 Premium Upgrades
More details
2022 GMC Sierra 1500 SLT 4WD photo
Price Drop
New Find
2022 GMC Sierra 1500 SLT 4WD • Inglewood, CA
White • 3.0L I6 Engine
$35,352 • 43.4k miles
•••

Not Ranked

CoPilot AI: It’s an “A+” Buy

  • $3,300 Price Drop
  • Great Price - $9,821 Below Market
  • Includes $4,408 Premium Upgrades
More details
1-25 of 134 results

2021 GMC Sierra 1500

Half-Ton Truck
Seats
6
Fuel Economy
16City MPG
21Hwy MPG
NHTSA Rating Summary
Copilot Rating
Dimensions

© 2026 CoPilot. All Rights Reserved.