Engine - Updated Valve Lash Specifications
89geo02Number: 89-166-6A
Section: 6A
Date: May, 1989
Subject: VALVE LASH SPECIFICATION
Model and Year: 1989 GEO TRACKER
Figure 6:
Figure 9:
TO: ALL CHEVROLET DEALERS
Figures 6 and 9 found in Section 6A, page 6A-5 of the 1989 GEO Tracker Service Manual (ST377-89) should be replaced with the attached revised figures. This is in addition to the valve lash checking and adjusting procedure found in Section 6A, page 6A-5.