The Chevy Vega and later Shovette...er..uh...Chevette come to mind.
..... was the car that made me promise myself I would never, ever, own an American car again.
You're right about the Vega. Along with the Pinto, it cemented the idea that Detroit couldn't build a decent small car. Buyers turned to the Japanese imports. The Honda Civic, Toyota Corolla, and Datsun B210 established a reputation for quality for these companies that served them well as they introduced larger models.
Yes, AC, 110 degrees in Sacramento at times.
Don't say it. I walked to work.