I'm looking around for the same thing here fellas. (07' w/2.3L (5 spd auto-non turbo) I just replaced all three of the mounts six months ago and this weekend I started noticing a "knock" when it would go in to gear. The "rear" (trany) mount has broken again. These were all "AutoZone" mounts...
I don't know if this helps or not but I would recommend a close inspection of all the motor/transmission mounts. Once you find it, please update this thread. You may help alot of others with a similiar problem. Good Luck!
Hey Ya'll!! Got a question about this same issue here in this thread.... I'm hoping someone out there with experience can help edu'micate me to figure this out. I just found this mount broken again on our 07' Mazda 3 (2.3L non turbo). Any suggestions on what may be causing this?
I...