One problem related to front suspension leaf spring u-bolt has been reported for the 2001 Toyota Tundra. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Toyota Tundra based on all problems reported for the 2001 Tundra.
Vehicle was shaking, felt from rear of vehicle. Made loud popping sound from rearend of vehicle when articulating a turn on a hill, or road bump. It was found that the rearend u-bolts that attach the rearend to the leaf springs were extremely loose. The rear drive axle was literally falling out from under the vehicle. This vehicle has had no work done pertaining to the u bolts, they should not have came loose.