vibration, engine noise on 1999 Lexus SC400

Two problems: 1)Noticable vibration at 2000 rpm in Park. Noise heard about 65-70 mph like a harmonic sound (clothes washer sound). Tires have been replaced. 90K service performed in November including all belts, timing belt.

by in Scottsdale, AZ on March 27, 2010
1 answer 1 comment
ANSWER by , March 27, 2010
Possible Exhaust loose or exhaust manifold. good luck
COMMENT by , March 28, 2010
Thanks for the quick reply. I will certainly follow through with this. I will let you know what I found out.