Power Steering Fluid Problems of Mercedes Benz GL450

Mercedes Benz GL450 owners have reported 5 problems related to power steering fluid (under the steering category). The most recently reported issues are listed below.

1 Power Steering Fluid problem of the 2008 Mercedes Benz GL450

Failure Date: 06/28/2018

Vehicle keeps losing air, steering wheel hard to turn, car leaning to right side, airbag lights keeps coming on, the car looses power when turning. During the night car will lower it self. Abs will come one, smell smoke. Was told by dealer I have leaks in the engine, had to repair suspension, and different struts and parts while during warranty and after spending thousands of dollars. I notified mbusa, and apparently this car has been having airbags and suspension issues repaired before I bought it, the previous owner has been doing the same repairs. Within a month of repairing on thing, the car starts to lean to right, make noise, leak fluids from who knows where.

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2 Power Steering Fluid problem of the 2008 Mercedes Benz GL450

Failure Date: 01/15/2016

Power steering fluid is leaking at top seal at input shaft on power steering gear. It leaks onto bottom of chassis frame and concerned about catching fire due to exhaust pipe nearby. This is noticeable when vehicle is parked overnight as it leaves puddle of fluid underneath. Power steering reservoir was also leaking and was replaced at 74,000 mi.

3 Power Steering Fluid problem of the 2008 Mercedes Benz GL450

Failure Date: 02/27/2014

Was notified by mercedes dealership that the car had "possible steering rack control head leaking. Fluid could be spatter from reservoir leaking. " I was told to "replace power steering reservoir and seal ring," which I did. Less than 20,000 miles later, the car became intermittently hard to steer. Within a short time period, the car became worse and, because it was unsafe to drive due to the unexpected inability to steer, I drove to the dealership service department without an appointment. I was told that now I needed to replace the power steering rack, and replace power steering pump and reservoir. An online search brings up hundreds of similar complaints with the 2008 (and similar years) Gl450 power steering.

4 Power Steering Fluid problem of the 2007 Mercedes Benz GL450

Failure Date: 12/11/2012

The contact owns a 2007 Mercedes Benz Gl450. The contact stated that the vehicle failed to start however, all of the warning lights on the instrument panel were illuminated followed by a warning chime. The contact also stated that there was a leak from the bottom of the vehicle. The vehicle was towed to the dealer for diagnostic testing where the technician recommended a fluid flush and replacing the power steering seal, steering column module, wiring harness, auxiliary battery and transmission. In addition, the contact was advised that an oil change was needed. The manufacturer was not made aware of the failure. The vehicle was not repaired. The approximate failure and current mileage was 103,000. Kmj.

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5 Power Steering Fluid problem of the 2008 Mercedes Benz GL450

Failure Date: 01/17/2012

The contact owns a 2008 Mercedes Benz Gl450. The contact stated that steering fluid was leaking continuously onto the ground. There was a recall associated with NHTSA campaign id number 08v682000 (steering:hydraulic power assist system); although the contact's VIN was ineligible. The vehicle had not been repaired. The manufacturer was not notified of the problem. The approximate failure mileage was 48,000.


Other Common Steering related problems of Mercedes Benz GL450



GL450 Service Bulletins
GL450 Defect Investigations