Which is the most noisy Mercedes 4Matic car?
S550 and C300 4Matics are the most problematic. If you’ve got either of those models, read on. We’ve seen several W221 S-Class Mercedes 4Matics with noisy transmission / transfer case assemblies, and we’re thinking this may become more common as the vehicles age.
What causes a clunking noise on the driveline?
Cause: Bad wheel bearings Noise: Driveline squeaking or grinding at any speed Cause:Worn or damaged U-joints Noise: Clunking when depressing the throttle pedal (takeoff) Cause:Worn U-joints; worn spider gears; worn axle splines; excessive gear backlash; loose yoke splines; worn slip yoke splines Noise:Clunk immediately after taking off from a stop
What was the problem with my Mercedes transmission?
Lead tech Danny Ferrari in our Mercedes shop removed the transmission and tore it down, whereupon the failure was obvious. The bearings had failed. The ones that carry the transfer case shafts and take the load from the driveshaft had totally come apart.
What causes a loud grinding noise when making a turn?
Cause: Posi chatter due to improper lubrication; worn clutches or spider gears; improper assembly Noise:Banging, crunching, or popping while making a turn. Noise not affected by temperature Cause: Badly worn or broken spider gears Noise:Banging or heavy clicking every two to three feet during acceleration and deceleration
Why does my Mercedes Benz make a whiny noise in the rear?
(He has been on a mission!) It was now time to take the next step and change out the differential which is the most obvious culprit of the three moving components in the rear, ie, the differential and two axle shafts.
Why is my rear differential making a whiny noise?
Having posted on Benzworld several times about an annoying whining noise coming from the rear, I finally got up the courage and replaced the rear Differential. Originally, I discounted the differential as being the source of the noise because I had not read a single post here or on any of the other forums of anyone replacing a differential.
What are the markings on the rear of a Mercedes Benz?
And rear view of left side nut attaching the mounting plate to the rear axle carrier…………………. Notice the paint spot marking. This corresponds to the torque setting specs in the WIS instructions. You’ll see the paint markings Yellow for one spec, Silver and Blue for another.