2012 Mercedes-Benz GL450 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2012 Mercedes-Benz GL450

2012 Mercedes-Benz GL450 Problems

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.

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2012 Mercedes-Benz GL450 Questions

The SUV is flooded but it appears the water did not get inside since it still smells like new in there.

I just bought a 2012 GL 450 which has the blue side LED lights. Initially every time I used my remote to lock/unlock the car doors, the LED light would come on. But recently they do not come on at all. I do not know what is causing this.

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