2003 GMC Sierra: trims, real prices & how to pick yours

91 builds left the factory as a 2003 Sierra, each a different combination of engine, transmission and body identified by the first eight characters of its VIN. Page 2 of 2.

  • 39 main configurations
  • 10,973 vehicles built
  • 80 for sale right now

Which Sierra is yours?

Enter a VIN — the 17 characters on the windshield or the title — and we’ll match it to its exact factory configuration, typical price and equipment.

Works with any VIN — a different year or model takes you straight to its own page.

Pick your Sierra

What actually differs

K1500 · 4WD 4WD K1500 Heavy Duty · 4WD Base configuration
Engine 5.3L 8-cyl 6.6L 8-cyl 6L 8-cyl 4.3L 6-cyl
Fuel Gasoline Diesel Gasoline Gasoline
Doors — 4-door 4-door 2-door
Typical price today $7,585 $11,739 $8,995 —
For sale right now 6 7 4 1
Vehicles built 1,328 745 543 534
Same on every 2003 Sierra
  • Drivetrain Four-wheel drive
  • Body Pickup
Price trend

Median down $595 over the last 6 months.

2003 Sierra price history →
Cost to run

14/19 mpg city/highway. Roughly $2,910/yr on fuel at 15,000 miles.

EPA estimate for the 2003 Sierra

Safety, in plain English

What 1GTGK13U-3 means

1GT GK13U · 3
1GT
the World Manufacturer Identifier GMC registered — assembled in the United States
GK13U
together encode the Sierra line — Pickup, 6L 8cyl, Four-wheel drive — as GMC filed it, these five characters are read as one block, not letter by letter
3
in position 10 — model year 2003
9, 11–17
differ on every car: check digit, plant code and the serial number
Real VINs from this run 1GTGK13U 23F160914
23 rare configurations — mostly fleet, export or irregular VIN patterns. Fewer than 20 known vehicles each.

Already looking at a specific Sierra?

Paste its VIN — we’ll open that exact car’s page: its configuration, market position and every listing we’ve tracked.

2003 GMC Sierra prices →