1. Lincoln Zephyr, supplied by Pioneer

2. Acura TSX, supplied by Alpine

3. Acura RL, supplied by Alpine

4. Lexus IS, supplied by Denso

5. Lincoln Town Car, supplied by Denso

6. Ford Freestyle, supplied by Pioneer

7. Honda Ridgeline, supplied by Alpine

8. Ford Explorer, supplied by Pioneer

9. Honda Civic, supplied by Alpine

10. Honda Accord, supplied by Alpine

This list was based on the 2006 Navigation Usage and Satisfaction Study. The study is based on responses from 14,103 owners who recently purchased or leased new vehicles with factory-installed navigation systems.

Source: JD Power & Associates