One problem related to engine belts and pulleys has been reported for the 2007 Toyota Avalon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Toyota Avalon based on all problems reported for the 2007 Avalon.
Car stalling out ,engine light coming on, speed fluctuates, , timing belt change is due. But suspect engine coil pack is failing again. This will be 3 times replaced in 7 years.