2020 GMC Sierra SLT
3GTU9DED4LG137629
This 2020 GMC Sierra SLT is listed at $41,485 with 49,420 miles in Emmaus, PA.
Market Price Range
Vehicle Decode
- Body
- Pickup
- Engine
- 5.3L · V8 · Gasoline
- Drive
- 4WD/4-Wheel Drive/4x4
- 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 $477 (+1.2%) over 5 days.
Asking prices recorded across 5 listing dates for VIN 3GTU9DED4LG137629, spanning 5 days.
Safety & ownership
EPA fuel economy (MPG)
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 |
|---|---|---|---|---|
| Lehigh Valley Honda Hyundai | Emmaus, PA 18049 | $41,485 | 49,420 mi | 2026-08-08 |
| Lehigh Valley Honda | Emmaus, PA 18049 | $41,485 | 49,424 mi | 2026-08-07 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Lehigh Valley Honda Hyundai | Emmaus, PA 18049 | $41,485 | 49,397 mi | 2026-08-08 |
| Lehigh Valley Honda | Emmaus, PA 18049 | $41,485 | 49,420 mi | 2026-08-07 |
What would this 2020 GMC Sierra SLT cost per month?
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