2003 Nissan Altima Reliability ReportCommon Problems, Repair Costs & Expert Verdict

The 2003 Nissan Altima is a midsize sedan that blends sporty road manners with everyday practicality, making it a strong pick for commuters, small families, and anyone wanting a comfortable car with good power for the money. This model year is part of the third-generation Altima (2002–2006), a major redesign that brought a larger cabin, sharper styling, and a more performance-focused driving feel than many rivals. In the market, it typically sits as a value-oriented alternative to the Honda Accord and Toyota Camry, with a reputation for responsive handling and available V6 power. Buyers shopping this era often focus on 2003 Nissan Altima reliability and which 2003 Nissan Altima problems to watch for before purchase.