gear lockout

hi i am getting such bad 3rd gear lock out on my 2017 gt. it's been fine but all of a sudden it's been a pain to get into 3rd. shifter goes into 3rd fine when car is off. the gear does not grind whatsoever when driving just hit or miss if i'll be able to go into 3rd. can also down shift into 3rd...

Brand new s650 mt82 only owner: At 3500 miles I had a hiccup with my clutch doing a burnout, took out to ford they said no problem. When I got it back it wasn’t the same so I installed a Barton hybrid 3 and I bought a mcleod RXT(uninstalled). I drive the car slightly hard sometimes and it...