New or Significantly Altered Models
Updated Models
Mostly Unchanged
- 2003 Chevrolet Astro
- 2003 Chevrolet Avalanche
- 2003 Chevrolet Blazer
- 2003 Chevrolet Blazer 4d
- 2003 Chevrolet Cavalier
- 2003 Chevrolet Corvette convertible
- 2003 Chevrolet Corvette coupe
- 2003 Chevrolet Corvette hardtop
- 2003 Chevrolet Impala
- 2003 Chevrolet Malibu
- 2003 Chevrolet Monte Carlo
- 2003 Chevrolet S10
- 2003 Chevrolet S10 Crew Cab
- 2003 Chevrolet S10 Extended cab
- 2003 Chevrolet Silverado Extended cab
- 2003 Chevrolet Silverado regular cab
- 2003 Chevrolet Suburban
- 2003 Chevrolet Tahoe
- 2003 Chevrolet Tracker
- 2003 Chevrolet Tracker
- 2003 Chevrolet Trailblazer
- 2003 Chevrolet Venture
Other
- 2003 Chevrolet Silverado HD crew cab
- 2003 Chevrolet Silverado HD extended cab
- 2003 Chevrolet Silverado HD regular cab