One problem related to transmission noise has been reported for the 2003 Nissan Altima. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Nissan Altima based on all problems reported for the 2003 Altima.
: the contact stated the motor mounts are defective. There was a noise present in the vehicle. The dealer diagnosed the motor mounts as the source for the noise, which is a problem with the transmission gears. There has been no accidents with the vehicle and the dealer determined the part defective.