Mercedes Benz GL450 owners have reported 36 problems related to service brakes (under the service brakes category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Mercedes Benz GL450 based on all problems reported for the GL450.
My 2007 Mercedes Benz Gl450 has a problem since about 5,000 miles. The brake pedal has too much travel to stop especially, in traffic the pedal goes all most to the floor it is extremely dangerous. I have repeatedly brought it to the dealers attention. Even after they performed a complete job brake job. There reply was it is normal they all do the same. [xxx]
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