{"product_id":"liqui-moly-pro-line-automatic-transmission-cleaner-1-l-concentrated-service-additive-for-varnish-sludge-removal-and-smoother-sh","title":"Liqui Moly Pro-Line Automatic Transmission Cleaner 1 L — concentrated service additive for varnish, sludge removal and smoother sh","description":"\u003cp\u003e\u003cstrong\u003eLiqui Moly Pro-Line Automatic Transmission Cleaner is a concentrated service additive designed to remove deposits and residues from automatic transmission circuits, restoring smoother gear shifts and preparing systems for fresh ATF.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eMade for workshop use, this 1-liter treatment is formulated to flush varnish, lacquer and sludge that build up in valve bodies, torque converters and fluid passages over time. Using the cleaner before an oil change or as part of a transmission service helps technicians evaluate internal condition and improves the environment for new transmission fluid and seals.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cleaner work inside automatic transmissions?\u003c\/h3\u003e\n\u003cp\u003eThe formula dissolves and loosens deposits that restrict fluid flow and affect valve movement without mechanically altering parts. It flows with the ATF through circuits, lifting varnish and sticky residues so they can be drained or flushed out during service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBreaks down varnish, lacquer and sludge in valve bodies and passages.\u003c\/li\u003e\n  \u003cli\u003eImproves fluid circulation to torque converters and hydraulic circuits.\u003c\/li\u003e\n  \u003cli\u003ePrepares the transmission for effective contamination removal during drain or flush.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should a technician use the Liqui Moly Pro-Line cleaner?\u003c\/h3\u003e\n\u003cp\u003eUse it as part of scheduled maintenance when shifting becomes sluggish, before replacing ATF, or whenever deposits are suspected. It’s also useful during diagnostic procedures to determine whether contaminants are causing hydraulic or shift problems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrior to complete fluid replacement or system flushes.\u003c\/li\u003e\n  \u003cli\u003eWhen symptoms like delayed or harsh shifting appear.\u003c\/li\u003e\n  \u003cli\u003eDuring professional inspections to assess internal cleanliness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product harm seals, friction materials, or electronics?\u003c\/h3\u003e\n\u003cp\u003eLiqui Moly formulates Pro-Line cleaner for compatibility with common transmission materials used in modern units. When used according to service instructions on the bottle and the manufacturer’s guidance, it is intended to be safe for seals and clutch friction linings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDeveloped for use in automatic transmission systems under professional conditions.\u003c\/li\u003e\n  \u003cli\u003eFollow dosage and procedure to avoid overuse or prolonged exposure.\u003c\/li\u003e\n  \u003cli\u003eConsult vehicle manufacturer recommendations when in doubt.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the cleaner applied during a service?\u003c\/h3\u003e\n\u003cp\u003eApplication methods vary by workshop practice: many technicians add the cleaner to the transmission fluid, run the vehicle through operating ranges to circulate the product, then drain and flush the system. Others use it as a concentrated flush through specialized equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd to ATF and run the transmission through gears to circulate the cleaner.\u003c\/li\u003e\n  \u003cli\u003eUse with professional flushing machines for targeted removal of residues.\u003c\/li\u003e\n  \u003cli\u003eDrain and replace contaminated fluid after cleaning for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Liqui Moly Pro-Line Automatic Transmission Cleaner is intended for professional mechanics, transmission specialists and experienced DIY technicians who perform scheduled transmission service or diagnostic flushing. It suits workshops that need a concentrated product to remove internal deposits before refilling with new ATF, and for technicians seeking a product formulated specifically for automatic transmission circuits rather than generic detergents.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this cleaner with any automatic transmission fluid?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, when used as directed it is compatible with common ATF types; follow bottle instructions and vehicle manufacturer guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long before I should change the fluid after using the cleaner?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically you run the transmission to circulate the cleaner, then drain and replace the fluid immediately as part of the service.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Liqui Moly","offers":[{"title":"Default Title","offer_id":55167241158999,"sku":"B07B3X1N9N","price":69.39,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/liqui-moly-pro-line-transmission-cleaner-front-label.jpg?v=1790379745","url":"https:\/\/britishgarage.co.uk\/products\/liqui-moly-pro-line-automatic-transmission-cleaner-1-l-concentrated-service-additive-for-varnish-sludge-removal-and-smoother-sh","provider":"British Garage","version":"1.0","type":"link"}