Od and lockup issues

97$moker

Hukt on fonix wurkt fr me
I'm having issues with my trans, it shifts to od then back to 3rd and so on, I have to floor it to over 50 just to try to get it to stay in od. And it doesn't want to stay in lock up, it's got a stock stall DPC triple disc and a valve body with a shift kit. Any ideas or anything I can do to make the converter lock sooner and stuff.:thankyou2:
 
I am having the same kind of issue on a brand new transmission. Cruising along it wants to continually do a quick unlock/lock of the TCC or shift out and back in of OD. My OD shifts are also a little too firm for my liking.
 
Ya mine doesnt want to go to od unless i smash it till it wont go nomore, then it'll go but then getting it to lock and stay locked is a whole nother problem.
 
Mine is controlled by a compushift mini and uses the speed sensor in a rear Ford axle.

I am going to put some manual switches for testing purposes, if that doesn't fix it, I will have to dig into the transmission.
 
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That sure sounds like my truck when the tps was on the fritz. Also the bushings on the throttle bellcrank can wear out and shift around causing strange shifting issues.
 
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