transmission?

[liquidx]

i have an auto 90 lx and its weird that at times when i shift into reverse....my foots all the way on the brake it makes this knocking sound towards the back.......ionno? it happens pretty frequently

[NAiL05]

Check your motor mounts? Pop open the hood have someone open the engine bay and have them shift to reverse and see if the engine rocks in the engine bay. If it does you most likely have a bad motor mount.

[93accordexcoupe]

do u ever park on a hill without the ebrake?

[liquidx]

do u ever park on a hill without the ebrake?

ummm no i dont and when i do i normally put the ebrake on but this happens on flat surface...