on my 03 altima they are common for the hard shift due to the shifter solenoid ground coming loose.
Have to drop the tranny pan, and re sauder the ground. Its not that hard to do, and you have a chance to put in a fresh tranny filter and fluid too.
'92 240sx LE Coupe 5spd - With mods
'97 Maxima SE auto
'03 G35 Sedan 6MT - Lots of goodies
'03 Altima 3.5 SE auto
'02 Maxima SE auto - Pro Kit/KYB, 6th Gen BBK
'97 Pathfinder auto - pulls the boat
'00 Maxima SE auto
'02 Maxima SE 6MT - K Sport Coilovers, 6th Gen BBK w/power slot & HPS, PIAA LED, G35/350z wheels, custom exhaust