Brake squeal when reversing or in cold weather
SERVICE BRAKES
28 NHTSA complaints · 2016-12 → 2023-01
“PIERCING BRAKE SQUEAL WHEN APPLYING BRAKES UNDER ALL DRIVING CONDITIONS. PROBLEM ARISES AFTER OWNING BRAND NEW GLC300 FOR 8 MONTHS (10,000 MILES)”
“BRAKES HAVE GONE FROM SQUEAKING TO DEAFENING SQUEAL AND DO NOT SEEM TO STOP AS QUICKLY. VERY SPONGY. DEALER SAYS THEY WONT HAVE REPLACEMENT PARTS FOR MONTHS. CONCERNED WE SHOULDNT BE DRIVING THE CAR AND DONT TRUST THE DEALER TO BE TRUTHFUL”
“BRAKES SCREECH LOUDLY WHEN IN REVERSE CAUSING NOISE DISTURBANCE AND CONCERN ABOUT POSSIBLE SAFETY ISSUE. THIS HAS BEEN AN ON-GOING PROBLEM FOR SEVERAL MONTHS AND IS GETTING PROGRESSIVELY WORSE”