This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, "Service Brake System", "Service Power Steering" message on the Driver Information Center, and or power door locks cycling. Technician may find Diagnostic Trouble Code C0450. Technician should inspect for the engine harness rubbing through on the lower front part of the transmission. Technician should reroute the harness and repair any damaged wires.