1996 GMC Safari Owner's Manual - Page 360

Service Manuals Service manuals contain diagnosticand repair information for all chassis body systems. They may and be useful for owners who wish to get a greater understanding of their vehicle. They are also useful for owners with the appropriate skill level or training who wish.to perform "do-it-yourself' service. These are authentic General Motors service manuals meant for professional, qualified technicians. Service Bulletins Service bulletinscovering various subjects are regularly sent to all General Motors dealerships. GM monitors product performance in the field.When service methods are found which promote better service on GM vehicles, bulletins are created to help the technician perform better service.Service bulletins may involve any number of vehicles. Some willdescribe inexpensive service; others will describe expensive service. Some will advise df new or unexpected conditions, and,others may help avoid future costly repairs. Service bulletins are meant for qualified technicians. In some cases bulletins refer to service manuals, specialized tools, ' equipment m d safety procedures necess.ary to service the vehicle. Since these bulletins are issued thr'oughout . the model year and beyond, an index is required and published quarterly to help identify specific bulletins. Subscriptions are available. You can order an index at the toll-freenumbers listed previously, or ask a GM dealer to see an index or individual bulletin. Owner Publications Owner's manuals, warranty folders and various owner assistance booklets provide owners with general operation and maintenance information. 8-10