One problem related to vehicle shudder has been reported for the 2012 Nissan Altima. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Nissan Altima based on all problems reported for the 2012 Altima.
I was driving on the highway when my transmission misfired- my vehicle lost power and went flat at 60mph. I was not able to accelerate above 60mph for the remainder of the trip and the car vibrated excessively quite a bit.