[2] As part of an executive shuffling in 1956, Newberg was named to the new position of group vice president-automotive, which supervised all of Chrysler's vehicle and Mopar divisions.
[7] On July 21, 1960, the board of directors announced that it had reached a settlement agreement with Newberg over $450,000 in profits he had made from his stake in two parts suppliers.
[6] In 1961, Newberg sued Colbert for $5.2 million and filed a separated suit against Chrysler that sought to cancel his agreement to pay the company $455,000.
He alleged that Colbert had long known of his interests in the parts suppliers and had fired him to cover up his own "incompetence, maladministration, neglect, breaches of duty and self-dealing".
[11] After leaving Chrysler, Newberg served as CEO of the Posi-Trac Safety Tire Corporation and president of Astro Programs Inc.[12][13] In 1974, he moved to Reno, Nevada, where he remained until his death on December 7, 2003.