Mercedes-Benz GL450 Repair and Maintenance

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

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Mercedes-Benz GL450
$
1,312
to $
3,105
Mercedes-Benz GL450
$
173
to $
353
Mercedes-Benz GL450
$
93
to $
374
Mercedes-Benz GL450
$
544
to $
928
Mercedes-Benz GL450
$
278
to $
847

Mercedes-Benz GL450 Problems

Brake Pads & Rotors May Wear After 20,000 Miles

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.

"Crank no Start" Due to Failed Crankshaft Position Sensor

The crankshaft position sensor may fail. Symptoms of this are: The engine will crank—but not start—especially when the engine is warm. The car may start again if it is left to cool off, but it may run roughly or have poor performance. Communicating these specific symptoms to your technician can save diagnostic time.

Air Conditioning

Air Conditioning randomly does not work. Have to shut off car, take out key and restart and sometimes works. Dealer claims needed software update but still does the samr thing. Going back for third time Friday

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Mercedes-Benz GL450 Questions

I'm over 1000 miles on my maintenance services c is there any problems? (1 answer)

I just get back on my trip and i have i'm over 1000 miles on maintenance service C.
I like take my car to the dealer for maintenance but right i don't have money for services, but i'm keeping driving my car, do i'm going to cause more situation in my cars if yes what it is? any ...

Gas issue (1 answer)

Accidentally put 8 gallons of unleaded gas instead premium.
What do you?
Switch to premium and mix?
Or go to the dealer fix it.

The backup camera on my 2013 GL 450 does not shut off when the vehicle is put back into Drive. (1 answer)

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Mercedes-Benz GL450 Recalls

Driver's Frontal Air Bag Inflator Ruptures And Sprays Metal Fragments

The driver's frontal air bag inflator may deploy the air bag with excessive pressure, resulting in the inflator rupturing and causing metal debris to be sprayed onto vehicle occupants. Dealers will replace the driver's frontal air bag module free of charge to resolve the concern.

Seat Belt Anchoring Bolts Loose

Seat belts are secured to the vehicle body at various points using special anchor bolts. These 2013 GL models are being recalled because the anchor bolts for the second row seat belts may not have been tightened correctly during vehicle assembly. If these bolts are loose, a belted occupant my not be properly restrained in the event of a crash, increasing the risk of personal injury. Dealers will inspect the affect bolts and tighten them as necessary.

Mercedes–Benz Recalls 2008 Vehicles for Defect in Power Steering Oil Pressure Driving Pin

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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Mercedes-Benz GL450 Reviews

My third GL450 2013 had for 2000 miles when front brake vibration I am told is secondary to warped rotor/pad issue. Also noisy ventilation vent drivers dashboard with whistle other gl 450 owners have same complaints about. Lastly and most dangerous is engine hesitation after going from downhill to level car attitude causing unpredictable acceleration and danger. Also and maybe related is tracti...
Sometimes my 450 will not downshift ansd once you stop it will not go into reverse until you restart thecar.
I love my GL450, I had a ML500 and sold it for this GL450 and never looked back. Listed at $73500 with all options in 2007 a new 2011 is now over $94,000 with same options. getting priced too high

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