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Mercedes W204 Transmission Service | Fluid, Strainer & Torque Converter Change

In this video, I show you how to service the automatic transmission on a Mercedes W204 2009, including: • Transmission fluid drain and refill • Transmission strainer (filter) replacement • Torque converter fluid drain (if applicable) Regular gearbox servicing helps to: • Improve gear shifting performance • Prevent transmission wear • Extend gearbox life • Reduce risk of expensive repairs This step-by-step guide shows how to access the transmission sump, replace the strainer/filter, and refill the gearbox with the correct specification fluid. ⸻ 🚗 Models & Years This May Apply To This guide may also apply to: • Mercedes C-Class W204 (2007–2014) • Mercedes vehicles with 722.6 or 722.9 automatic transmission • C180 / C200 / C220 / C250 models ⚠️ Transmission fluid type, quantity and service procedure may vary depending on gearbox version and engine specification. ⸻ 🧰 Amazon Affiliate Disclosure As an Amazon Associate, I earn from qualifying purchases. This does not affect the price you pay and helps support the channel. ⸻ 🛠️ Tools / Parts You May Need • 🔧 Socket & Ratchet Set – remove transmission sump bolts • 🪛 Torx Bit Set – common Mercedes fasteners • 🔦 LED Work Light – visibility under vehicle • 🧤 Protective Gloves – protect hands from hot fluid • 🛢️ Mercedes Approved ATF Transmission Fluid • ⚙️ Transmission Strainer / Filter Kit with Gasket • 🪣 Large Drain Pan – collect old transmission fluid • 📏 Torque Wrench – tighten sump bolts correctly • 🚗 Car Ramps or Jack & Axle Stands – safe access under vehicle • 🪣 Fluid Transfer Pump / Funnel – refill gearbox ⸻ ⚠️ General Work Disclaimer This video is for informational and educational purposes only. Automatic transmission servicing should be carried out carefully following manufacturer procedures. All work is carried out at your own risk. ⸻ 👍 Subscribe Call-To-Action If this video helped you, LIKE 👍, SUBSCRIBE 🔔, and SHARE More Mercedes servicing, gearbox maintenance, and repair guides coming soon! ⸻ 📌 Hashtags #transmissionflyid #MercedesW204 #GearboxService #AutoTransmission #MercedesDIY #CarMaintenance In this video I have this Mercedes C180 CGI petrol auto and I will be changing the transmission fluid including the fluid in the torque converter and the strainer fitted inside of the transmission sump using a Febi Bilstein kit.