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The automatic remote and the manual key is not unlocking the
the automatic remote and the manual key is not unlocking the car it is a ML350 4matic 2009 … read more
Lou P. master tech
Lou P. master tech
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Bachelor's Degree
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ML 350: My ML 350 remote key does not work and neither does
My ML 350 remote key does not work and neither does the emergency key. I replaced a second key recently and for that one the emergency key does not work either. I replaced the batteries but that does … read more
MB Paul
MB Paul
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Vocational, Technical or Trade Scho
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Ml350: Can't open Mercedes ml350 and have tried using mechanical
Can't open Mercedes ml350 and have tried using mechanical key and it won't turn counter clockwise either. Pls help.… read more
Pete
Pete
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General auto certifications
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C200: The key wont turn, Could this be fixed by replacing the
The key wont turn, Could this be fixed by replacing the car battery so that it is fully charged?… read more
Michael Warfield
Michael Warfield
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ML350: Neither key fob will unlock my 2008 ML350 Tried the
Neither key fob will unlock my 2008 ML350 Tried the little key as well, but no luck. Any suggestions?… read more
Michael Warfield
Michael Warfield
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my key does not set the alarm you have to pull the key apart
my key does not set the alarm you have to pull the key apart to unlock the door when you put the other half of the key in the ignition you have to push the unlock button to start the engine can you te… read more
Marty
Marty
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Associate Degree
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Mercedes-Benz S550: My battery is dead. The car is locked.
My battery is dead. The car is locked. The emergency key does not unlock it. It is a 2007 S550. Any suggestions?… read more
Pete
Pete
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Coupe: It all works fine but now I cannot use the remote key
I have a C series Coupe. The battery was changed yesterday. It all works fine but now I cannot use the remote key. I have reset the factory settings on both the key and the car but no luck... any idea… read more
Michael Warfield
Michael Warfield
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ML350: doors..the ML -350 will not lock with the mechanical kee
I would like to leave my ML350 running with the aircondition on and lock the doors so my pet would be safe when I am out of the vehicle. I am able to do this on my E_350 but the ML -350 will not lock … read more
Marty
Marty
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2004 clk500: battery is dead this morning and the doors wont unlock.
please help, i have a 2004 clk 500. the battery is dead this morning and the doors wont unlock. I have tried the manual key in the door but although it turns fully in both directions it is not unlocki… read more
Marty
Marty
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Associate Degree
29,460 satisfied customers
My ML350 won't unlock. At first I thought it was because my
My ML350 won't unlock. At first I thought it was because my key battery was dead, but now that I'm trying my spare key it is still not working. A red light is lighting up on the corner of my key that … read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
Gl450: air and motor running but auto door locks..engine running
Bought GL350 blue so I could leave pets with air and motor running but auto door locks will not allow me to lock doors with engine running . Tried everything . Dealer will not by pass. What can I do a… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
2002 ML320: AWHILE..GET CAR STARTED HAVE..RADIO CODE..SPARE KEY
HAVE 2002 ML320 AND EVERY ONCE AND AWHILE THE KEY WILL NOT START THE IGNITION SEEMS LIKE A SAFTEY LOCK----EVERYTHING DEAD-------WHEN FINNALLY DO GET CAR STARTED HAVE TO RE-ENTER RADIO CODE ?????? IS T… read more
Marty
Marty
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Associate Degree
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SL500: MB..unlock..the car with the fob no problem..spare key
03 MB SL500, can unlock the car with the fob no problem, but when i put the key in the ignition there is no 'click' sound and i am unable to turn the key to any position. It does recognise that they k… read more
MBGuru
MBGuru
Bachelor's Degree
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500 mercedes: My 2003..batery..auto kee?please help
The Battery on My 2003 E 500 mercedes is Dead and I can't get to the trunk where the battery is, is there any way I can open the trunk when the batery is dead and the car is not responding to the auto… read more
Victor MB
Victor MB
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2002 C320: electronic car key..my car, unlock the doors or anything
I have a 2002 C320. I accidently hit the little red panic botton on my black electronic car key and now I can't access my car, unlock the doors or anything. How do I de-activate whatever I did so I ca… read more
Victor MB
Victor MB
Vocational, Technical or Trade Scho
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my key wont open the door and is parked outside- i need to
my key won't open the door and is parked outside- i need to move it asap - I drove it10 mins before I parked it for a few hours and had not driven for awhile, so I suspect the battery needs a boost. w… read more
Victor MB
Victor MB
Vocational, Technical or Trade Scho
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1999 c280: we recieve a new key..to fedex the spare blade key home
We recieve a new key for our 1999 c280 less then 3 months ago and now it will not open the door by pushing the button and the blade key is locked inside, I am having to FEDex the spare blade key home … read more
MBGuru
MBGuru
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Meet the Experts:

MB Paul

MB Paul

Mercedes Technician

3,567 satisfied customers

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

Marty

Marty

Mercedes Technician

29,460 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Lou P. master tech

Lou P. master tech

Mercedes Technician

4,460 satisfied customers

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

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

643 satisfied customers

Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing

promerc

promerc

mercedes diagnostic technician

553 satisfied customers

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

Hipo64

Hipo64

Mercedes Technician

444 satisfied customers

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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