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Related Mercedes Questions
My smart key for my 2007 Mercedes benz S550 will not stay
my smart key for my 2007 Mercedes benz S550 will not stay programmed. I have to reprogrammed the key everytime I get in the vehicle...do I just need a replacement key. … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
Lou! I hope your day is going well and you had a great
Hi Lou! I hope your day is going well and you had a great weekend. I have another question about 1 of the 2 main batteries in my 2007 MB S550. The battery thats located in my trunk that feeds the elec… read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
2007 Mercedes s550. I have a red outline of a battery
2007 Mercedes s550. I have a red outline of a battery appearing on the dash intermittingly. Thought it might be the aux battery. Dealer says the car doesn't have an aux battery that I need to replace … read more
Eric
Eric
Retired
N/A
37,371 satisfied customers
I just had battery alternator and starter replaced on my
I just had battery alternator and starter replaced on my s550 4 matic and before it went in my trunk opened now the valet key not working and my key won't pop the trunk … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
I need to replace the backup camera control module in my
I need to replace the backup camera control module in my 2009 S550. Where is it located. … read more
Daniel Chaidez
Daniel Chaidez
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Diploma
1,814 satisfied customers
Can I use the starter battery in my 2007 S550 to jump start
Can I use the starter battery in my 2007 S550 to jump start my 2011 GL550? … read more
Tim Mohr
Tim Mohr
SHOP OWNER
Master's Degree
17,369 satisfied customers
I have a 2008 mercedes s550, the battery in the trunk keeps
Hi, i have a 2008 mercedes s550, the battery in the trunk keeps draining, has around 2.5 amps of draw while the car has been sitting. Found the power supply module in the trunk keeps charging the fron… read more
Julio Quispe
Julio Quispe
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Blue screen on backup camera when put in reverse working
blue screen on backup camera when put in reverse working fine yesterday lines are there but no image … read more
Daniel Chaidez
Daniel Chaidez
Technician
Diploma
1,814 satisfied customers
I owned a 2007 S550 for 7 years but lately, i have problem
I owned a 2007 S550 for 7 years but lately, i have problem closing the trunk, unlocking the car door, etc. I also notice the clock turns by it self when I tried to manually unlock the door when the re… read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
2007, S550, Key fob will not lock or unlock after car has
2007, S550, Key fob will not lock or unlock after car has set overnight. I must manually unlock car to get in, after car is started and driven fob works for rest of day, usually. Check light P0562 low… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,124 satisfied customers
I have a Mercedes 2007 S550 W221 and my consumer battery is
I have a Mercedes 2007 S550 W221 and my consumer battery is getting 14v at idle yet it continues to run down. … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
Installed switch for 2007 s550, drivers side window
installed switch for 2007 s550, drivers side window switch(module). Have power to it, but none of the switch's functions work, ie; trunk, window, mirrors. … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
We have a s550 car is locked and fob and emergency key do
Hello, we have a s550 car is locked and fob and emergency key do not open the car. However we did get the truck open looked at the right side and saw one wire w red bolt head not sure what to do at th… read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
I locked my doors with the remote n the trunk up n closed
Hi...i locked my doors with the remote n the trunk up n closed the key n the trunk … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
We cannot get our Mercedes S550 to go into park or into
We cannot get our Mercedes S550 to go into park or into drive but it will start … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
My car just cut off last night, thought it was a gas issue,
my car just cut off last night, thought it was a gas issue, put gas in nothing happened, tried to start it did nothing and made no sounds, i got it towed home, tried to get it of the tow truck but it … read more
Pete
Pete
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General auto certifications
33,191 satisfied customers
Couldn't open door on mercedes 550s, open the trunk finally.
Couldn't open door on mercedes 550s, open the trunk finally. How do we tell if battery is dead. Is the only way to charge with jumper cables? We can reach anyone to jump battery. … read more
Kevin
Kevin
workshop foreman /master tech/mot tester
4,306 satisfied customers
Mercedes benz S550: the back seat or in the trunk right side or middle
where is the main battery on a mercedes benz S550 2007, not under the back seat or in the trunk right side or middle of the trunk. Do you know… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,124 satisfied customers
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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

57,124 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Lou Palomino

Lou Palomino

Mercedes Technician

5,799 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

716 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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