FROM THE DAY I PURCHASED MY CX7 THE BRAKES WERE NOT WORKING PROPERLY AND THE AIR CONDITIONER MADE LOUD BANGING NOISES AND DOES NOT GET COLD. WHEN I WAS AT MY WITS END AND TOOK CX7 TO DEALER AT 9,600 MILES MAZDA SAID I HAD A BAD MASTER CYLINDER AND REPLACED IT. WHEN THE MASTER CYLINDER WAS REPLACED MY CHECK ENGINE LIGHT CAME ON. MAZDA ORDERED ANOTHER MASTER CYLINDER AND A BRAKE BOOSTER. WHEN THESE WERE REPLACED MY CHECK ENGINE LIGHT CAME ON AGAIN. MAZDA SAID MY ENGINE WAS RUNNING ON A LEAN MIXTURE AND CORRECTED THIS. THE CHECK ENGINE LIGHT IS OFF CX7 RUNS VERY ROUGHLY. ONLY USE PREMIUM GASOLINE AND SYNTHETIC MOTOR OIL. MAZDA FIELD REPRESENTATIVE ADVISED ME AND DEALER THAT LOUD NOISE FROM AIR CONDITIONER IS NORMAL AND TYPICAL OF ALL SIMILAR MAZDA VEHICLES. I HAVE THIS DOCUMENTATION REGARDING A/C IN WRITING FROM MAZDA. AIR CONDITIONER BARLEY GETS CAR COOL, IS INEFFECTIVE WHEN TEMPERATURE IS NINETY DEGREES. MY BRAKES ARE SLIGHTLY BETTER, BUT STILL LOW AND SOFT. CX7 RUNS EXTREMELY ROUGH AND IS GETTING VERY POOR GAS MILEAGE. *TR
2012
POWER TRAIN
TL* THE CONTACT OWNS A 2012 MAZDA CX-7. THE CONTACT STATED THAT THE VEHICLE SURGED FORWARD WHILE ENTERING TRAFFIC AND SURGED WHEN BEING DRIVEN ON AN INCLINE. THE VEHICLE WAS TAKEN TO THE DEALER AND A DIAGNOSTIC WAS PERFORMED; WHICH LOCATED THE FAILURE AS THE BRAKE OVER DRIVE SYSTEM. THE BRAKE OVER DRIVE SYSTEM WAS INSPECTED AND WAS DETERMINED TO HAVE BEEN OPERATING NORMALLY. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 14,000 AND THE CURRENT MILEAGE AS 15,000. 8/26/13 *CN THE CONSUMER STATED HE EXPERIENCED THREE INSTANCES OF POWER SURGES WITH THE VEHICLE.