Chevy and GMC Duramax Diesel Forum banner

1 - 1 of 1 Posts

·
Registered
Joined
·
17 Posts
Discussion Starter #1
my truck sometimes shifts hard. doesnt matter if its cold or warm and i dont know what i should do first. maybe change tranny fluid or it might be the whole tranny going bad. idk what to start with. i also used my QS2 and reset my tranny but still didnt help
 
1 - 1 of 1 Posts
Top