GMC 1989 Light Duty Truck Repair Manual page 86

1B4-10 HR-6 AIR CONDITIONING COMPRESSOR
9. O ne-Piece Seal
A. J 23128-A Seal R em over and Installer
B. J 34614 S haft Seal P rotector
F-06507
Figure 23 — Removing or Installing the Shaft Tip Seal
Figure 25 — Installing the Seal Seat O-Ring
Figure 24 — Removing the Shaft Seal Seat O-Ring