NHTSA Complaint #10339483 — 2008 CHEVROLET IMPALA

TL* THE CONTACT OWNS A 2008 CHEVROLET IMPALA. WHILE THE CONTACT WAS DRIVING APPROXIMATELY 25 MPH , SHE BEGAN REDUCING SPEED AS SHE APPROACHED A STOP SIGNAL. THE "CHECK TRACTION CONTROL" AND THE CHECK ENGINE WARNING LIGHT INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE CONTACT STATED THERE WAS A SIGNIFICANT REDUCTION IN THE ENGINE POWER TO THE POINT OF ALMOST STALLING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE FAILURE WAS CONTRIBUTED TO THE ADS SENSOR. THE VEHICLE WAS NOT REPAIRED. THE FAILURE HAD CONTINUED TO OCCUR. THE VEHICLE WAS TAKEN A SECOND TIME TO THE DEALER WHERE THE TECHNICIAN PERFORMED A DIAGNOSTIC TESTING WHICH INDICATED THAT THE FAILURE WAS RELATED TO THE WIRING HARNESS AND NOT THE ADS SENSOR. THE VEHICLE HAD NOT BEEN REPAIRED AT THE TIME OF THE COMPLAINT. THE FAILURE MILEAGE WAS 54,000. UPDATED 8/2/10 *CN THE CONSUMER ALSO STATED THE REAR DOOR LOCK DIDN'T WORK. UPDATED 08/09/10*JB