Jul 30, 2012 #1 I Instro84 USAF retired Joined Jul 17, 2005 Messages 1,843 are the compressors in out cars fixed displacement or variable dispalcement?
Jul 30, 2012 #2 C charlief1 RIP Charlie! Joined Sep 20, 2007 Messages 23,936 Fixed. It's a GM/Harrison R4 unit.
Jul 31, 2012 #4 G GNRick Retired member Joined Mar 21, 2004 Messages 5,485 And they are guaranteed to last two years (one year after the warranty ends).