SEVERAL TIMES, I HAVE HAD MY 2004 CHEVROLET IMPALA JUST RANDOMLY NOT START. AFTER RESEARCHING THE PROBLEM, I HAVE FOUND THAT IT'S THE PASSLOCK SYSTEM INSTALLED IN THE VEHICLE. I'M NO MECHANIC BUT KNOW HOW TO RESEARCH AND THE AMOUNT OF PEOPLE WITH THESE SAME ISSUES IS OVERWHELMING! IT APPEARS THAT THERE ARE SOME NICKEL PINS THAT WERE USED IN THE IGNITION SWITCH THAT ARE VERY PICKY TO OXIDATION LEVELS TO THE POINT OF BEING FAULTY - THE SMALLEST WEAR AND TEAR OR CORROSION OF THESE PINS CAN START THIS PROBLEM. IT HAPPENS WITH NO WARNING AS WELL! THIS MAY NOT SEEM LIKE A SAFETY ISSUE, BUT PUT YOURSELF IN MY SHOES. I LIVE IN NORTH DAKOTA, AND WHEN SOMETHING LIKE THIS HAPPENS IN -40 DEGREE WEATHER IT BECOMES A SAFETY ISSUE. SOMETHING NEEDS TO BE DONE ABOUT THIS PROBLEM THAT APPEARS TO SPAN MANY YEARS AND MODELS OF GM VEHICLES. *TR
2008
SERVICE BRAKES, HYDRAULIC
2008 CHEVROLET IMPALA LT BRAKE PULSATES AFTER NORMAL USE WHEN STOPPING. APPEARS THAT THERE ARE HOT SPOTS ON THE ROTORS THAT CAUSE THE THE PADS ON THE FRONT TO GRIP AND RELEASE CAUSING SEVERE FRONT SUSPENSION SHUDDER AND UNCONTROABLE STEERING. THIS HAS BEEN ONGOING SINCE THE CAR IS NEW AND DEALER JUST WANTS TO SELL ME ANOTHER BRAKE JOB. *TR