2003 Dodge Ram Cummins Mystery Coolant Leak Solved Youtube Heat exchanger coolant tube replacement on a 2003 dodge ram 3500 with the 5.9l cummins diesel and automatic transmission. i hope this video helps someone out. J. jmckelvy. 177 posts · joined 2009. #2 ·oct 23, 2011. check the 3 inch long rubber tube joining the two metal coolant pipes behind the turbo. this is a known leak point with symptoms exactly as you describe. i had this same problem. put the new tubing and clamps on and problem fixed.
Dodge Ram Coolant Leak Repair Leaking From The Rear Coolant Line Put the radiator cap on, keep the heater off. let the engine idle and look for leaks as the coolant comes up to temperature and the system up to pressure. 2002 2500 4x4, qc lb, silver black trim, custom suspension lift, 22x12 w stt pro 37s, nv5600 w sb con fe, quadzilla adrenaline v2, fass 150hd, s ho vp44, large 8 hole sac, s&b dry filter w. The double radiators leak at the y connection usually the top connection driver side. there is a y up top and another down low on the passenger side. when they get hot the plastic expands and seals the leak for a time until the crack gets worse. it is possible the new pump is bad or they pinched the seal installing it. Ram year. 2014. engine. 6.4. since buying my 2014 ram 2500 a couple of years ago i've always had the smell of antifreeze at the front of the truck. i have crawled all over that 6.4l looking for the leak. it never leaves a puddle on the ground or in the engine compartment anywhere. there's no white residue indicative of a coolant leak. Hot , cold , hot , cold, hot cold. that little plastic bottle lives day to day expansion and contraction. every time i open the hood i notice a small drop or two drops directly ontop of my fuse box cover. i am baffled because i wipe it clean and the drop comes back. i am guessing my coolant leak hits the radiator fan somehow and gets tossed up.
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