can anyone tell me what i should check first when having this problem. it's a pain in the [censored] having to hold the column shift from slipping out while driving down the road.my truck is a 48 chevy all original(6 volt. 216 engine and original tranny and rear end)i can say this , it's not any of the linkage, could it be bent forks in tranny case? thanks for any advise! :confused: