NHTSA Complaint #10628658 — 2007 CHEVROLET COBALT

CAR HAS A HARD YANK AFTER COMING TO A STOP AND STARTING OFF. KNOCKING NOISE COMING FROM REAR OF CAR SINCE DAY ONE OF PURCHASE. VIBRATION IN ACCELERATOR AND GEAR SHIFTER. LIGHTS ON INTERIOR OF CAR DASHBOARD GOES ON AND OFF. PROBLEM STILL HAPPENING TODAY AND THE TSM WAS REPLACED AS WELL, AS THEY ALWAYS SAY THEY CANNOT DUPLICATE THE PROBLEM. CHECK ENGINE LIGHT HAS NEVER CAME ON AT ANYTIME THE PROBLEM HAPPENED. IT HAPPENS AFTER CAR IS DRIVEN AND HEATED UP. ONLY HAPPENED WHEN LONG TRIP OVER 50 MILES, NOW SINCE IGNITION HAS BEEN CHANGED ON CALL BACK. PROBLEMS HAS WORSENED LIGHTS ON AND OFF, TRANSMISSION HARD SHIFT WHEN DRIVING SHORT TRIPS AS WELL AS A CONSTANT VIBRATION. KNOCKING COMING FROM GAS TANK SIDE OF CAR WAS MAINLY DURING COOLER WEATHER NOW HAPPENED WHEN DAY WAS ABOVE 90 DEGREES. ELECTRICAL PROBLEM WITH VEHICLE I THINK AND HAS CAUSED MANY PROBLEMS AND EVEN DEATHS. DO NOT THINK IT WAS KEYS IGNITION. I SERIOUSLY THINK IS IN THE ENTIRE ELECTRICAL SYSTEM. PROBLEM SHOULD OF BEEN FIXED WHEN 1ST REPORTED, BUT THEY ONLY RESET THE TRANS COMPUTER. *TR