2008 slips into 3 gear and won’t go into overdrive

[Keith Omalley]

Truck shift into 1and2 good but 3 it gets to 2500 rpm then revs up have to let go of gas then goes into gear but then won’t go into overdrive gear please help

[Ian Mills]

Unless you're planning to do a rebuild yourself, I think you have basically two options:

1) Go to a reputable transmission shop and get a rebuild

2) Go to a junkyard and get a similar transmission from a similar truck and swap it in