Got a big problem i have a new battery an alternator is putting out good. My gauge says its low and my speedo is jumping. And every now and then the transmission wont shift out of third and just reeves up please help. Done changed output speed sensor

 

did you check all your grounds? Just a thought

 

Yes but im checkimg them tomorrow. Thanks i hope thats it cause if not imma have to take
it in

 

I see you have a 2nd gen, you might want to re-post this in the 2nd gen section.

 

Welll unfortunately. The ground did not help