my 2005 nissan altima does not go in overdrive, other gears shift ok?
Any lights lit up on the dash? Most likely a faulty with the transmission, Could be a simple fix to a new trans. Best to have a trans expert diagnose the issue.
It will probably be your tcm in this car,trainsmission control module,it tell,s the tranny to shift,you may try to undo your positive battery cable for a few minute,s and reset it,but if it doe,s not work ,you may have to see a mechanic to fix your problem,here is a diagram of it,s location in your car,click to up size it.
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