Keeps throwing a p1744 code but put in a brand-new heavy-duty torque converter. No issues while driving that I can tell. No hard shifts or anything.
Mar 7, 2025 at 8:27 PM
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STRAILER
AUTOMOTIVE REPAIR CONTRIBUTOR
54,176 POSTS
So this means the Torque Converter Clutch is not working, typically the control solenoid needs to be replaced.
P1744 - Torque Converter Clutch (TCC) System Stuck in Off Position
The solenoid is located on the valve body with the vio/yel wire going to it. Here is what I am talking about. Check out the images (below).