Porpoising (Bucking) Fifth Wheel
Discovered quick, simple cure for porpoising, which reduces it to a minimum when you're using cruise control. Ride with your finger on the cruise control "cancel" and press it just as you hit the exp...
Forum Discussion
RCMAN46 wrote:
Number one cause of porpoising with 5th wheels is low pin weight.
I was going to add that getting off the throttle will cause a weight transfer forward to the hitch, increasing the load on the truck a tiny bit.. this might confirm not enough weight(light pin weight) or hitch position (too far back)..
