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  1. C300 X-Pipe | Mercedes-Benz Forum - BenzWorld.org

    Oct 7, 2013 · So I was going through mods for c300 and I thought an x pipe mod would sound really good and pretty good for the price. I've already done so much to c300 since I've got it …

  2. 2015 C300 Crankcase Ventilation Valve Replacement P052E71

    2015 C300 Crankcase Ventilation Valve Replacement P052E71 1 reading Jump to Latest 143K views 55 replies 37 participants last post by Tracia Aug 21, 2025

  3. Recommended 3rd Party Diagnostic Tools | Mercedes-Benz Forum

    Jun 4, 2021 · Birmingham, Alabama (USA) - Current: 2011 SL550, Former: 2011 C300, 2010 ML350, 2007 CLK550 Cabriolet, 2002 C240, 2001 ML320, 1984 300TD Checkout the MBZ …

  4. Transmission downshifting issue | Mercedes-Benz Forum

    I have a 2015 C300 with 7speed trans. just turned 50K today. Each time I took car in for service I told mechanic about hard downshifting from 3rd to 2nd and upshift from 2-3rd as well. Each …

  5. Rear passenger floor saturated in water | Mercedes-Benz Forum

    May 29, 2018 · Hi guys, first post here and I'm looking for some advice. I have a 2013 C300 and just this past week I noticed that there is water seeping up through the carpet in the rear …

  6. OBDII Port not working | Mercedes-Benz Forum

    May 21, 2015 · OBDII port not powering up Before creating this post I did a search on this topic but found no results. Recently I took my car to get a smog check as my registration is due for …

  7. How to Remove/Repair/Replace a C Class Electrical...

    Mar 22, 2021 · Hi W204 enthusiasts, I am normally lurking on the W220 Forum and only occasionally visit the W204 site as our 2008 C-Class has been pretty reliable. I have just …

  8. How to remove/replace headlight bulb, ignitor, ballast

    Sep 5, 2018 · The ballast is mounted externally, on the underside of the headlight unit. You'll probably have to remove the headlight to get to it, which means removing the front bumper. …

  9. EIS/ESL issues | Mercedes-Benz Forum

    Dec 8, 2021 · Steering lock failure (ESL) on the C300 is common. Sometimes failure is sudden, sometimes you get a warning, i.e. when you insert your key, the steering lock would normally …

  10. Replacing stock resonator with X-Pipe? | Mercedes-Benz Forum

    Oct 23, 2010 · I came across some youtube videos of C300 and C350 with their stock resonator replaced with a X-Pipe from an exhaust shop. They were saying that it's a cheap alternative to …