An anticipated surge in defaults on auto loans could spell trouble for CarMax, a leading online car dealer. Despite having an Outperform rating on CarMax stock (KMX), Wedbush analyst Seth Basham has revised his price target from $90 to $80. This adjustment comes on the heels of an analysis of CarMax Auto Finance's latest auto-loan data. According to Basham, the delinquency rate … [Read more...] about Auto Loan Defaults May Pose Challenges for CarMax