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C300

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Question
i plugged my negative cable on my mercedes 2008 c300 before positive what could i have messed up
As long as you did not reverse the polarity of the battery (i.e., connect the negative terminal of the battery to the positive side of the vehicle electrical system and connect the positive terminal of the battery to the vehicle...
Question
Why does this site say it costs $2000 to replace a cv joint boot on the front passenger axle of my 2008 c300?
Hi...if there is a grinding noise from the joint/CV axle, or any noise for that matter from the joint, typically the entire axle is replaced. Replacing a torn boot is only acceptable if the joint is still serviceable which will...
Question
Mass Air flow sensor
Hi There, What you are describing sounds like a dirty or faulty mass air flow sensor. The mass air flow sensor monitors air intake as it is mixed with fuel prior to being injected into the motor. This sensor relays...
Question
I have 2008 Mercedes C300 4matic I bought the car with 155k miles and I had over 3month now I'm feeling. Little vibration on the c
Vibrations can be from a number of sources. The engine can be a source of vibrations. Anything from bad spark plugs, ignition coils, or any of a number of sensors can cause an engine vibration or misfire. A vibration in...
Question
when i turn a corner it seems like i get a hesitation in my wheels, what could that be
Hi there. This type of symptom is commonly caused by power steering fluid that is low, damage to wheel bearings, or other suspension components. If the steering wheel feels "heavy" when you turn, it's also possible that the steering stabilizer...
Question
Hi Khoa.
There are innumerable things that can go wrong with the A/C system and so the best thing to do is request an air conditioning system inspection and the responding certified mechanic will get this repaired for you. The possibilities that...
Question
Does a person have to buy rotors each time they have a brake job on a 2015 C class 300 4matic
If you don't want your 'Benz to sound like a fully loaded moving van when its coming to a stop, you will want to replace the rotors. It isn't always necessary to replace the brake rotors, but sometimes there will...
Question
Mercedes W205 C300 2015 4doors having jerk in gear from 2-3 and from 3-4
It sounds like you may have an internal transmission issue. It is possible that some reprogramming of the shift solenoids may resolve this issue. Otherwise I would recommend having a transmission specialist inspect your vehicle for any issues.
Question
The Esl is locked car won't start
With ignition on look to see if theft light is on or blinking to see if theft system is active. Sometimes another key if you have one will start vehicle if the key FOB is defective.If the battery is dead...
Question
Mercedes Benz c300, 2015 power steering malfunction is showing up on the dashboard.
Hi there. With electronic power steering system like your Mercedes-Benz C300 has, this issue is typically due to a sensor failure or mechanical problem with the power steering system that needs to be correctly diagnosed before any repairs are attempted....
Question
Only one side of my 2016 c300 locator lights turn on. What could the problem be?
Hi there. Usually when only one side works, the problem is due to a damaged fuse or electrical relay. You might want to start by checking the fuses and relays to see if one is damaged and replace. If not,...
Question
Is a 2008 Mercedes C300 sport sedan with 75,000 miles a good buy?
In evaluating the wisdom of buying a particular model of car (used or new), consult the database of the National Highway Traffic Safety Administration, NHTSA. The NHTSA database contains model specific consumer complaints, official recalls and factory service bulletins searchable...
Question
My doors no longer lock automatically when the car is in motion. Why is that?
The automatic door locking feature can be enabled or disabled with the master lock switch. To turn the door locking feature on, press and hold the master lock switch down for about five seconds. You will hear a beep when...
Question
car wont start due to steering lock issue
Hi there. Unfortunately, without knowing more details about symptoms you might have experienced prior to the car not starting, or inspecting the car ourselves, it's very difficult to tell for certain whether this mechanic is correct in the diagnosis. However,...
Question
Every time it rains, my passenger side floor/carpet is soak. I'm driving a 2014 Mercedes C 300 60,000 miles
Hi there. In most cases, when you have water leaking underneath your dashboard on the passenger side, it's due to one of two things; either your AC system is developing a lot of condensation due to the excess humidity and...
Question
Why my drive belt keep shredding ?
Usually, by the time a Mercedes drive belt is ready to be replaced, the tensioner is shot too. If you haven't replaced the tensioner, than you should. If the pulley that was replaced was in fact tensioner, then you need...
Question
I replaced my battery and my musical system is restarting all over
Check your connections to be sure all of the terminals are connected tightly. There are several large lines incorporated to the positive cable and if any one is loose, there may be a power interruption that is causing your your...
Question
Can you put a black light in the dome light of a Mercedes? 2009 Mercedes C300
HI there - short answer is "No", there are no black light bulbs which will replace standard automotive 12 volt sockets. Black lights are a form of fluorescent bulbs, which require transformers, and come as a "long tube" bulb. Custom...
Question
I had a really weird thing happen to me the other day. I shipped my car on a barge to our neighboring island here in Hawaii
The only way to determine if negligence is the cause of the no start condition is to determine the cause of the no start. Once the cause is found, it will be clear if negligence is even a "potential" cause....
Question
Can a mechanic crack a rim while changing a tire?
Hi Adeline. Thanks for contacting us tonight. With today's tire changing machines, cracking a rim during removal and installation is incredibly difficult to do - however, it is possible. If the tire is busted off the bead (which is a...

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