A GPS navigation unit that is built into the dashboard of a vehicle. Aftermarket units that replace ... Not only can the system direct drivers to a specific street address, but it can guide ...

and aftermarket setups (Alpine’s green chicklet ... because Oldsmobile put its Guidestar navigation system into production ...

Remember the good old days when radio head units were a one-size-fits-all affair, and dealers or aftermarket suppliers ... with the vehicle” by building a system from the ground up.