2003 Buick Century: trims, real prices & how to pick yours

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

  • 1 main configurations
  • 196 vehicles built
  • 1 for sale right now

Which Century 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 Century

Price trend

Median up $838 over the last 10 months.

2003 Century price history →
Cost to run

18/26 mpg city/highway. Roughly $2,210/yr on fuel at 15,000 miles.

EPA estimate for the 2003 Century

Safety, in plain English

What 2G4WS55J-3 means

2G4 WS55J · 3
2G4
the World Manufacturer Identifier Buick registered — assembled in Canada
WS55J
together encode the Century line — Sedan, 3.1L 6cyl — as Buick 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
7 rare configurations — mostly fleet, export or irregular VIN patterns. Fewer than 20 known vehicles each.

Already looking at a specific Century?

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

2003 Buick Century prices →