NHTSA Complaint #10578285 — 2012 CHEVROLET IMPALA

TL* THE CONTACT OWNS A 2012 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 45 MPH, THE TRANSMISSION REMAINED IN 4TH GEAR AND WOULD NOT SHIFT INTO 5TH OR 6TH GEAR AS NORMAL. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE FAILURE COULD NOT BE DUPLICATED. THE CONTACT ALSO INDICATED THAT ON MULTIPLE OCCASIONS WHILE DRIVING AT VARIOUS SPEEDS, THE "TRANSMISSION HOT IDLE ENGINE" WARNING MESSAGE ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER, WHO DIAGNOSED THAT THE HIGH SIDE OF THE TRANSMISSION WAS DEFECTIVE. THE BODY CONTROL MODULE AND THE SL-N MODULE WAS REPLACED BUT THE DEFECT WAS NOT REMEDIED. THE CONTACT WAS DRIVING APPROXIMATELY 70 MPH AFTER THE REPAIRS WERE PERFORMED AND THE "TRANSMISSION HOT IDLE ENGINE" WARNING MESSAGE ILLUMINATED FOLLOWED BY THE DISABLING LINK SENSOR BEFORE THE POWER STEERING AND BRAKES MALFUNCTIONED. THE CONTACT TURNED THE VEHICLE OFF AND RESTARTED THE ENGINE, AND THE VEHICLE OPERATED NORMALLY. THE MANUFACTURER WAS NOTIFIED AND NO SOLUTION WAS OFFERED. THE FAILURE MILEAGE WAS 6,206.