How Long To Change Transmission Cooler Lines. Transmission cooler line leak symptoms The below transmission cooler installation diagram shows the transmission fluid flow direction and how the fluid will be routed through a new external cooler.
Remove the transmission cooler lines. On the 700r4 the bottom fitting on the right side of the transmission is the “out” line to the cooler and the top fitting is for the return line from the cooler. How to change transmission lines:
However, high mileage vehicles may experience failure of these lines as their rubber parts will degrade over time due to age and heat from driving. Whether the transmission is to be removed or the transmission cooler lines are to be replaced, the first step in either process is to remove the cooler lines. If the line you need to change is one of the lines that go to or from the aux cooler, then the job may be more involved.
Cooler lines for the 700r4 and 200r4: Disconnect the transmission cooler lines at the transmission and again drain the fluid into a drain pan. In most applications where the external trans cooler is used in addition to the factory one, you will need to route the new transmission lines from the radiator to the external cooler.
Remove the transmission cooler lines. Install the new transmission lines. Transmission cooler lines replacement cost comparison
How long would it take to replace transmission mounts, transmission oil cooler and lines, and exhaust hangers? Locate the transmission cooler hard lines that run into the radiator and inspect them for leaks. Repairing the cooling line for your transmission can take quite a bit of time.
You can expect to leave your vehicle at the repair shop for a day or two for this repair. Trans fluid breaks down, does not mix well with water, and doesn't have a long service life. How long does it take to change transmission lines?