For those that gripe about OEM nav systems, esp. Toyota's and love those from PND makers like Garmin... Garmin Navigation Offered in 2011 Chrysler Grand Cherokee - Yahoo! Finance This sounds different than what Suzuki did on some of their vehicles. At least this sounds non-standard enough so that it wouldn't get stolen. However, this could also be a bad thing from a map update cost point of view.
Toyota has started offering TomTom Eclipse navigation in addition to the standard Toyota navigation here in Canada for the Yaris and 4Runner.