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2008 Mercedes-Benz GL450 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2008 Mercedes-Benz GL450

2008 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.

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.

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.

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2008 Mercedes-Benz GL450 Questions

when the car first start moving in the morning.

Will I need to replace the entire seat or is there a component that can be replaced.

As I just begin driving my Mercedes and gradually step on the accelerator I feel shaking or heavy vibration, this also occurs when I increase the speed and when the speed is coming down. I feel it intermittingly as in when the car changes gears.

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2008 Mercedes-Benz GL450 Recalls

Mercedes–Benz is recalling certain 2008 GL-Class, M-Class, and R-Class vehicles for a possible defect in the driving pin used to control power steering oil pressure. If the pin breaks during normal vehicle turning, the steering assist will no longer operate, causing difficulty operating the steering wheel. Dealers will replace the steering gear in affected vehicles.

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