2007 Mercedes-Benz GL450 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2007 Mercedes-Benz GL450
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2007 Mercedes-Benz GL450 ProblemsRough Shifting of Automatic Transmission
Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition, most commonly going up from first to second gear and going down from third to second or second to first gear. Our technicians tell us this is due to an internal component failure. Mercedes has released updated parts; the transmission will need to be removed and disassembled to complete the necessary repairs.
As a way to increase braking performance, the brake pads and rotors are make of a softer material and may be in need of replacement after approximately 20,000 miles; owners should be vigilant about getting their brakes checked.
An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.
2007 Mercedes-Benz GL450 QuestionsI replaced the alternator and a new battery yet my battery loses power. (1 answer)
I have to jump my battery after every 2 days if I am not driving it.
Would like to know if u have to replace fuses,and where are they located
2007 Mercedes-Benz GL450 RecallsTrailer Hitch Welds May Not Be Sufficient
The weld on the trailer hitch assembly may be insufficient and not support a load. If the hitch weld failed, a load may separate from the vehicle, causing a road hazard. Dealers will repair the trailer hitch. The Mercedes-Benz recall number is 2008050004. This recall began during June, 2008.