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We recently purchased a 2011 GL450 with a factory installed
We recently purchased a 2011 GL450 with a factory installed tow package. When we took it to a trailer hitch place to add a brake controller they told us to go to Mercedes for the proper connection. Ou… read more
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Lou P. master tech
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Lou, I am considering trading in my 2006 r350 for a 2012
Hi Lou,I am considering trading in my 2006 r350 for a 2012 Mercedes GL450. I really have had bad luck with the R series (although its made me a better mechanic) and wondering your thoughts on the GL? … read more
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I have a 2008 GL 550, that had the battery run down over the
Hello, I have a 2008 GL 550, that had the battery run down over the winter. Once i was able to jump start it, I found that a number of systems all stopped working at once. This included the trunk open… read more
BOBBYSS
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I have a 2017 GLS550. How do hook a mobile scooter lift to
I have a 2017 GLS550. How do hook a mobile scooter lift to the the GLS receiver hitch and wire it to the GLS wireing system to make it work without deactivating the blind spot indicicators and other i… read more
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I would like to install a receiver hitch for my 2013 S 550
I would like to install a receiver hitch for my 2013 S 550 4matic. the purpose is for carrying bikes … read more
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My 2104 GL350 does not have the trailer hitch. I want to add
My 2104 GL350 does not have the trailer hitch. I want to add it and make sure it is factory quality (i.e. the wiring connected such that it interacts with the vehicle electronics (SAM unit and COMAND … read more
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2013 MB GL450. What is difference between 4.6L and 4.7L
2013 MB GL450. What is difference between 4.6L and 4.7L motor? Is one more reliability then the other.… read more
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My trailer lights are not working and no electricity is coming
My trailer lights are not working and no electricity is coming from the mercedes trailer light plug. I suspect the fuse. … read more
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GL 450: Urgently required GL 450 / 550 parts and accessories 1.
Urgently required GL 450 / 550 parts and accessories 1. Can I find the chrome plated headlight switch dial base for GL 450 and 550 as replacement parts to buy in Paris where I am currently visiting. T… read more
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GL: What year did the Drivers Assistance Package with destronic
What year did the Driver's Assistance Package with destronic start for the mercedes GL series?… read more
Eric
Eric
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N/A
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I just purchased the 2014 GL 550 with the distronic plus features.
I just purchased the 2014 GL 550 with the distronic plus features. About a five days into ownership I started getting the message "active blind spot inoperative" after parking and turning off the vehi… read more
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ML350 4matic: I have a 2010 ML350 4matic that I installed an
I have a 2010 ML350 4matic that I installed an aftermarket trailer hitch. I need to install the plug for the lights and I have purchased the rear SAM and socket and I need to know what else I need to … read more
Michael Warfield
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GL450: I have a 2011 450 GL and a Malibu boat trailer with
I have a 2011 450 GL and a Malibu boat trailer with a 7 pin connector. My trailer lights dont work when connected, trailer lights work fine on GM vehicle tow connector.… read more
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GL: pre-owned..it back to the dealership for the third minor repair
I purchased a certified pre-owned GL 550 in February of this year. The car had 42k miles on it. In July, when I took it back to the dealership for the third minor repair, I asked them check the car ov… read more
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GL: recently bought..mounted..my mobility scooter to ride..lights come
I recently bought a 2011-GL-550. I'm also a Disabled Vietnam Marine Corps veteran and I have a power lift mounted on the trailer hitch for my mobility scooter to ride on. It has a separate power cord … read more
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GL: trailer brake lights..turn signals, running lights..work fine
We installed a trailer brake controller in my GL 550 today and the trailer brake lights will not operate. The GL has the factory installed trailer package W/ 7 Pin. The turn signals, running lights, A… read more
Stan
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2009 malibu: hitch..my 2008..that has hydraulic brakes..electronic
-paid alot of money to have a hitch installed on my 2008, 320 gl,(1500 parts and labor) then i go to pull my boat that has hydraulic brakes and the brakes on the boat trailer wont disengage, i take it… read more
Don - Mo Lurch
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Ml320 cdi: trailer..hitch..stop lights..I get a brake light signal
Hello, I have an ML320Cdi with an original trailer hitch: Unfortunately, I can not find the brake light signal... It seems that the Electric Brake signal does NOT work for my brake lights... Since my … read more
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Meet the Experts:

MB Paul

MB Paul

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Qualified Mercedes Benz Diagnostic Technician - 20+ years experience - Workshop Foreman for Mercedes

Marty

Marty

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Lou P. master tech

Lou P. master tech

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20 years Master Certified excellent fix rate and have access to factory wiring, and instructions.

Michael Warfield

Michael Warfield

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Matt

Matt

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promerc

promerc

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Qualified mercedes diagnostic technician & service team manager , ATA registered Master tech

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Hipo64

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Work and diagnose electronics on daily basis.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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