Automatic Transmission Cooling Lines Diagram View Chicago Corvette Next, remove the fitting, slide the nut away from the ferrul, cut the nut off leaving the ferrul on the line. slip the rubber hose over the tubing past the bulge of the ferrul and install the hose clamp. now you havve a no slip connection. last edited by c69vete; 04 09 2013 at 08:50 am. 4l60e cooler line flow direction. the 4l60e transmission cooler line flow is very easy to follow. as the gif above shows, the bottom line is the hot line which sends warm transmission fluid out to the factory trans cooler within the radiator at the lower port in most cases. fyi, some vehicles have the factory cooler on the bottom of the.
Automatic Transmission Cooler Lines Stainless Steel T 350 77 82 Shop Originally posted by vetteforplay. i just sent you a pm on the fitting size but it's 5 8 18 inverted flare to 3 8 barb fitting. keep in mind that gm changed the trans fluid line fittings design and sizes in 2001. so a 5 8 18 inverted flare likely will not mate up to a 01 04 auto trans radiator fitting. The return line begins at the top of the radiator on the passenger side, and runs back to the transmission. here is a simple diagram of the factory setup: transmission >feed line >radiator(stock cooler) >return line >transmission ***mounting:*** again, i installed this on my 1995 firebird formula, with the 4l60e, the factory automatic 4 speed. As already mentioned, the flow direction of the transmission cooler is such that the top hose attachment is the hotline, and the bottom one is the cold line. the hotline is the fluid returning from the transmission, and the cold line is the fluid returning into the transmission. however, that’s just a rule of thumb, so it could be the other. Posts: 137. likes: 43. from: kingman, arizona. trans cooler lines. the car: 2004 base coupe 4a. the deal: just installed new dewitts radiator. the problem: trans cooler lines don’t match up to radiator fittings. pics: radiator fittings in stock radiator as removed. end view of cooler line fitting.
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