4l80e transmission cooler lines diagram. In some cars the early cores 91 96 fit better than the 97 up cores due to the cooler line placement. Make sure to. 4l80e installation guide pre install step 1. Inspection compare new transmission with the one being replaced and ensure that all connections are identical or compatible.
Trans cooler return line chart transmission location chrysler amc 404 413 470. The biggest fitment issue we see is in the cooler line area. 4l60e transmission cooler lines diagram. The only way to retrive trouble codes is with a scanner such as tech 2 snap on otc or equivelent.
This is a computer controlled transmission first introduced in gm. Pin count step 2. Outer line furthest from converter. Ensure that the new transmission is not damaged prior to installation.
4l80e fluid flow diagram sep 30 an example of how the pr valve controls converterlube oil can be seen in the graph figure 4 showing line pressure and cooler flow during a. Part of the issue is that the cooler lines on a 4l80e are not angled but come straight out of the case. 41te 41ae 604 front. May 3 gm drivetrain suspension trans fluid flow direction for coolers on a 4l80e does anyone know which port for a new style 4l80e one in back.
Gm 4l80e technical information the 4l80e transmission is a four speed automatic with torque converter clutch. Flushing the system flushing the transmission cooling system with a hot flush system is mandatory see figure 1. 440 t4 4t60 horizontal smaller brass case fitting. Codes can be cleared by scanner or dissconecting power at battery or fuse panel.
Whats people lookup in this blog. Light duty trucks for 1991. Transmission cooler lines flow direction page 2 hummer forums 4l60e cooler line flow 4l60e transmission cooler line routing images e993 com 4l60e transmission line diagram wiring schematic.