One problem related to engine failure has been reported for the 2010 Cadillac CTS. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 Cadillac CTS based on all problems reported for the 2010 CTS.
Vehicle died while driving with no prior warning or error messages-complete engine failure, loss of power steering, brakes. Unable to restart after several attempts. Mechanic determined that the ecm had failed unexpectedly. When computer was replaced, they were unable to detect any sensor issues that may have contributed to ecm failure, they concluded that the ecm had failed while driving. Had it failed on freeway, results could have been catastrophic.