trans?

[chevyman350]

in my 1989 jeep cherokee sport idk whats goin on lol.
when you drive it has first but will not shift unless you punch it up to bout 5000rpm then it shifts
Could this be a filter problem or time for a new tranny?

[J.C.]

check the fluid level

[chevyman350]

we added some its full still same result

[chevyman350]

so idk if it has lost second or what