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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

GM's ingenious innovations over the decades are legion. But not every production-­car first was as good as the electric starter motor or a mass-­produced plug-in hybrid.

You guessed it—Buick. We borrow a Buick Riviera Gran Sport ... Push the button on the dash that engages the device, and feel the car surge up to the desired speed and level off independently.

Parked near the show's entrance was a classic slab set up also featured on HTX Garage, a glinting bronze 1971 Buick Park Avenue. The swangas came out from the wheel well over a foot. In the popped ...