2020 GMC Sierra SLT

VIN  3GTP8DED5LG200835

This 2020 GMC Sierra SLT is listed at $31,919 with 91,114 miles in San Angelo, TX.

FAIR PRICE within $139 of the typical market price Asking $31,919 · typical market price $31,780 · based on 58 comparable same-build listings.
VehiLeaks · Vehicle History Report
The full history of this 2020 GMC Sierra SLT
VIN 3GTP8DED5LG200835 · 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
$28,562
Typical price
$31,780
Above market
$35,866
Based on 58 comparable same-build listings.
This vehicle: $31,919 — within $139 of the typical market price ($31,780)
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

Price increased $175 (+0.6%) over 2 days.

Jul 30, 2026 · $31,744 Aug 1, 2026 · $31,919

Asking prices recorded across 2 listing dates for VIN 3GTP8DED5LG200835, spanning 2 days.

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
Mitchell Buick GMC San Angelo, TX 76901 $31,919 91,114 mi 2026-08-01

What would this 2020 GMC Sierra SLT cost per month?

Estimate the monthly payment on a $31,919 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
$569
per month
60 months · 7.0% APR · $3,192 down
Amount financed
$28,727
Total interest
$5,413

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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