One problem related to engine noise has been reported for the 2013 Toyota Tacoma. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2013 Toyota Tacoma based on all problems reported for the 2013 Tacoma.
When at cruising speed between 45-65 mph the steering wheel will begin to shake back and fourth/shimmy. Also at these speeds the engine begins to make noise compared to up and down revving sound it is mild sound maybe a 1000rpm change but the rpm gauge is not moving. Reminder this is in cruse mode.