2013 Nissan Altima shuddering and jerking. Anybody else know of this problem?
http://www.cargurus.com/Cars/Discussion-t44008_ds675575 << It's a shame you didn't heed the advice given to you previously. Mileage is just too high for a 2013, if you just bought it (and IF you did, take the car back for a refund...unless it's an "AS-IS" purchase with no warranty). Sounds like a transmission problem though.
Search Nissan Altima Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Nissan Altima Experts