One problem related to alternator/generator/regulator has been reported for the 2010 Toyota Highlander. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 Toyota Highlander based on all problems reported for the 2010 Highlander.
The contact owns a 2010 Toyota Highlander. The contact stated that while driving 40 mph, the vehicle lost automotive power and started to drift to the right side of the road. The brake pedal was depressed, and the vehicle was able to come to a complete stop. The contact mentioned she waited for aaa for roadside assistance. The vehicle was towed to an independent mechanic, where it was diagnosed alternator needed to be replaced. The vehicle was repaired. The manufacturer was not notified of the failure but offered no assistance. The failure mileage was approximately 185,420.