From Volvo’s warranty-backed services to Volkswagen’s dealer-grade diagnostic tools, OEM technology is reshaping how cars are diagnosed, repaired, and maintained. These systems connect vehicle data, ...

Joe Lazenby, 78, who lives in Harrisburg, Pa., and owns Susquehanna Spares, a company that specializes in vintage Volvo parts, on his 1963 Volvo PV544, as told to A.J. Baime. I was always interested ...