I own a 1989 Fleetwood Pace Arrow 35 foot Chevy P-30. I was just wondering if anyone else maybe has been experiencing my problem. My MH motor screams at 55mph. It is working way to hard to keep it at ...
I agree with the fan being locked, giving you the perception it is screaming. Fan noise is extreme.
You can also count your rear end ratio, lift a wheel off the round and spin it. Count the rotations of the driveshaft, compared to the rotation of the wheel.