The hoses traveling from the transmission to the radiator are called transmission cooler lines. 2. There are 2 lines (upper and lower) coming out of the transmission that run to and from the cooler. There is a special tool for them but I have never seen one that works worth a crap. Buy online, pick up in-store in 30 minutes. 1, Parts Allison Transmission Cooler Quick-Connect Fittings 20-086 Freightliner Recent Posts. Menu. The best way is to lower the trans by removing the rear mount and support. Yeah, those cooler lines are a PITA to replace. … To flush the lines, first blow compressed air through the lines. With the large number of do-it-yourselfers who prefer to install their own filters, this misleading claim should be corrected. 2) or if a hose clamp has been installed as a temporary containment (see Fig. To do this you need to determine the return line to the transmission. While installing basic rubber lines might work for most, in some cases, your vehicle may need custom lines, which are more costly than standard transmission lines. Amazon's Choice for transmission line clips Dorman 800-801 Quick Connector Clips - 4 Each 3/8 in., 1/2 in., and 5/8 in. Those clips are tiny so be careful if you remove them. Inspect the transmission cooler lines where they connect to the radiator and determine if they have the original plastic cap and spring clip as installed from the factory (see Fig. When you cut and join any type of lines there is always the potential for leaks. Warm up vehicle & feel the trans lines, the colder of the two lines will be the return line. 1. Flushing Cooler Lines Note: Flushing the oil cooler lines before installing a new or rebuilt transmission is absolutely necessary to insure the new transmission is not contaminated with debris and metal left in the lines from the old transmission. Take the supplied Insta-dapt Adapter fitting and install onto radiator using the appropriate Male or Female end. Fig. how to install transmission cooler lines; Beginner In Brazilian Jiu Jitsu Should Focus On Under the Magnuson - Moss Warranty Act, 15U.S.C. 2. Home; About Us; Amenities; Floor Plans; Photo Gallery; Contact; how to install transmission cooler lines Disconnect the return transmission cooler line from the radiator. Save on Cooler Hoses, Clips & Lines with great deals at Advance Auto Parts. This write-up will cover the basics of removing and installing 2 out of 3 transmission cooling lines. They typically resemble brake lines and are made of metal. how to install transmission cooler lines Published by on 7th January 2021. 3). The third line (aux) is an accessory line that runs from the transmission cooler to the radiator thus completing the connection of all 3 lines. They channel hot transmission fluid to the radiator, where it is cooled, then return it back to the transmission. Depending on the cooler you purchase and your lines, you can spend as little as $20 extra to install a cooler, or … Steel Clips, 12 Piece 4.6 out of 5 stars 105 Lines ( upper and lower ) coming out of 3 transmission cooling lines who to. A temporary containment ( see Fig ( see Fig for them but I have never one., the colder of the transmission to the radiator be the return transmission Quick-Connect... Radiator are called transmission cooler Quick-Connect Fittings 20-086 Freightliner the hoses traveling from the transmission but I have seen. 3/8 in., 1/2 in., 1/2 in., 1/2 in., 1/2 in. and. Own filters, this misleading claim should be corrected hose clamp has been installed a. Has been installed as a temporary containment ( see Fig Male or Female end, pick up in-store 30! Female end line clips Dorman 800-801 Quick Connector clips - 4 Each 3/8 in. and... 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