CarMax allegedly fakes diagnostics and swaps in unauthorized aftermarket parts
A customer reporting a severe suspension defect was told CarMax sent the vehicle to a third-party shop for independent diagnosis, but that shop later confirmed no such inspection was ever requested. Separately, CarMax technicians allegedly damaged OEM parts during an unrelated repair, then installed cheap aftermarket replacements against explicit instructions and disposed of the original parts without consent, returning the car in a degraded, unsafe condition while claiming it was fixed.
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