How Much Do You Know About GM Cars?Share:FacebookPinterestTwitterMailWhat was a major safety controversy involving the Chevrolet Corvair in the 1960s?93%Next Correct Incorrect The Corvair's rear suspension was criticized in Ralph Nader's book "Unsafe at Any Speed" for instability. What was a major safety controversy involving the Chevrolet Corvair in the 1960s? Brake failure Unintended acceleration Rear suspension instability Exploding airbags 93%