New or Significantly Altered Models
- 2006 Buick Lucerne
- New Lucerne replaces the LeSabre in Buicks lineup. The large, FWD Lucerne offers V6 and V8 power. Clean, contemporary styling wraps a tasteful interior.
Mostly Unchanged
- 2006 Buick LaCrosse
- ABS becomes standard on all models
- 2006 Buick Rainier
- 2006 Buick Rendezvous
- A 201hp 3.5L V6 becomes standard engine.
- 2006 Buick Terraza
- An optional 235hp 3.9L V6 will be offered mid-year