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*AzCivic* · 03-17-2004, 02:48 AM

in my newer tranny there was a grind in 3rd with 18$ a quart swepco tranny fluid. switched over to the synchromesh and NO MORE GRIND! infact i can chirp 3rd now.

EDIT: the full name is GM synchromesh FRICTION MODIFIED
part# 12377916

03-17-2004, 02:48 AM	#1
AzCivic Moderator Join Date: Feb 2002 Location: Az Age: 44 Posts: 3,804	GM synchromesh in my newer tranny there was a grind in 3rd with 18$ a quart swepco tranny fluid. switched over to the synchromesh and NO MORE GRIND! infact i can chirp 3rd now. EDIT: the full name is GM synchromesh FRICTION MODIFIED part# 12377916 Last edited by AzCivic : 03-17-2004 at 03:25 AM.