98 dodge ram 1500 sport 4x4 with the 5.9L
wile im driving it will shift up fast from 2 to 3. and when i hit the gas it wont drop a gear to go faster it stays in that gear and reves to 2000rpm and when im going 45mph or faster and try to cuze at that constent speed at 1500rpm the motor starts to shake and get real ruff but if im off the gas or give it more gas it runs ok now i do need to change at least 3 injetcors but im hoping my tranny is not going out what can i do