Abandoned History: Oldsmobile's Guidestar Navigation System and Other Cartography (Part VI)
The Truth About Cars
DECEMBER 20, 2023
Guidestar was developed in conjunction with Oldsmobile engineers, the newly formed Delco Electronics (Hughes), and component supplier Zexel USA. The following year, the 1997 Prius became available with more accurate differential GPS, installed in-dash. Both the RL and the Prius used touchscreens in their navigation systems.
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