transmission mount.??

96 grandam 3.1 V6........Is there a transmission mount.? I see the motor mount on the passager side upper motor mount...there is also a dogbone mount lower drivers side........question...Is there a transmission mount besides the other two mount on the motor.........Where is the tranmission mount located...a photo would help if possible...Im getting a rumbling noise went I give it gas..then it quiets down, dont do it in reverse just going forward...Please Help..........
bckane