One problem related to loud engine noise has been reported for the 2011 Toyota Avalon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Toyota Avalon based on all problems reported for the 2011 Avalon.
Tl- the contact owns a 2011 Toyota Avalon. The contact stated that after briefly tapping the accelerator pedal the vehicle made a loud abnormal noise and experienced a brief period of unintended acceleration. This resulted in the vehicle hitting a palm tree. There were no warning indicators illuminated prior to or after the failure. The vehicle had to be towed from the site of the accident to the dealer where it could not be diagnosed, then to an independent mechanic where it was repaired. There was no medical attention required. There was no police report filed. The manufacturer was notified of the failure. The vehicle failure mileage was approximately 15,000. Kh.
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