One problem related to emission control has been reported for the 2003 Cadillac CTS. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Cadillac CTS based on all problems reported for the 2003 CTS.
While driving at any speed,the vehicle will suddenly shut off. The steering wheel and the brake pedal becomes very stiff. Consumer feels its very unsafe to drive. Please provide any further information.