2020 GMC Sierra SLT

VIN  3GTP8DED9LG108000

This 2020 GMC Sierra SLT is listed at $21,900 with 145,265 miles in Jacksonville, FL.

GREAT DEAL $9,844 below typical price Asking $21,900 · typical market price $31,744 · based on 59 comparable same-build listings.
VehiLeaks · Vehicle History Report
The full history of this 2020 GMC Sierra SLT
VIN 3GTP8DED9LG108000 · one-time $6, no subscription
  • Reported accidents & damage
  • Title brands — salvage, flood, lemon
  • Odometer readings over time
  • Every past listing: price, dealer, photos
Pickup 5.3L V8 4x2 Gasoline
2020 GMC Sierra SLT
$6 one-time
Get the full report → Instant access after checkout

Market Price Range

Below market
$28,667
Typical price
$31,744
Above market
$35,777
Based on 59 comparable same-build listings.
This vehicle: $21,900 — below the market range (typical price $31,744)
Market data as of August 16, 2026

Vehicle Decode

Body
Pickup
Engine
5.3L · V8 · Gasoline
Drive
4x2
Doors
4
Made by
GENERAL MOTORS LLC

Safety

  • Backup camera
  • Blind-spot monitor
  • Lane departure
  • ABS
  • Electronic stability

Price history for this VIN

Asking price over time

May 2, 2024 · $37,820 Aug 11, 2026 · $22,599

Asking prices recorded across 4 listing dates for VIN 3GTP8DED9LG108000, spanning 2 years 3 months.

Safety & ownership

EPA fuel economy (MPG)

City
23
Highway
30
Combined
26
Est. fuel cost: $1,790/year
Assumes 15,000 miles a year at $3.10/gallon and 26 MPG combined.

Model-level data for the 2020 GMC Sierra from NHTSA (recalls, NCAP crash tests) and EPA fueleconomy.gov, refreshed July 28, 2026.

Active listings

Full listing history on VehiSales →
Dealer Location Price Mileage Listed
Stellar Auto Group Jacksonville, FL 32216 $21,900 145,265 mi 2026-08-10
Stellar Auto Group LLC Jacksonville, FL 32216 $21,900 145,265 mi 2026-08-05

Former listings

Dealer Location Price Mileage Listed
$37,820 63 mi 2024-05-02

What would this 2020 GMC Sierra SLT cost per month?

Estimate the monthly payment on a $21,900 vehicle. Move the numbers to match your own loan.

10% down
7.0% is a typical rate for a well-qualified buyer — use your own quote if you have one.
Loan term
Estimated monthly payment
$390
per month
60 months · 7.0% APR · $2,190 down
Amount financed
$19,710
Total interest
$3,690

Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.

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