I just removed my rear seat bottom last week. Was a bit of a pain but came out ok. I removed mine in order to get the seatbelts out to clean them. Also found that my upper seat back wasn't even bolted in!! Got that fixed too.
1967 Firebird 400/4spd all numbers matching 1971 Camaro Pro ET Drag Car 1970 Camaro real Z-28 (needs everything) 1963 Impala 409 dual quad 4 spd 2003 Victory Vegas 2009 Pontiac G8 GT (My wife says I have a problem.....)