i got a 1996 z28 camaro and i was driving it and it slipped out of gear now it drives it has 2nd gear and reverse but when u get up ti 35 miles an hour it act like it slips into neatural the only code that poped on the car is an 02 sensor i had it put on a computer and the guy could shift it threw the computer right up threw fourth gear got any ideals what i should first or what it mite be

 

stock or aftermarket shifter, make sure bolts are tight on top of shift cover