sometime when going in passing gear there is high pitch noise
not all the time. on 2004 Dodge Ram 2500

NO LOAD OR NOT . WHEN I PULL MY CAMPER SAME THING . I CAN SLOW UP AND THE NOISE GO AWAY WHEN PUT IN BACK PASSING GEAR
THERE IS NO HIGH PITCH NOISE .

1 answer
Sounds like a wirring noise, you will need to take it to a transmission shop. I doesn't sound like a major problem, but why take the chance. Goodluck