GMC T Series 1994 Repair Manual page 2

To reduce the chance of personal injury and/or property damage, the
following instructions must be carefully observed:
Proper service and repair are important to the safety of the service
technician^and the safe, reliable operation of all motor vehicles. If part
replacement is necessary, the part must be replaced with one of the
same part number or with an equivalent part. Do not use a replacement
part of lesser quality.
The service procedures recommended and described in this service
manual are effective methods of performing service and repair. Some
of these procedures require the use of tools specifically designed for
the purpose.
Accordingly, anyone who intends to use a replacement part, service
p ro c e d u re , or to o l th a t is n o t re c o m m e n d e d by th e v e h ic le
manufacturer must first determine that neither his safety nor the safe
operation of the vehicle will be jeopardized by the replacement part,
service procedure, or tool selected.
It is important to note that this manual contains various 'Cautions' and
'Notices' that must be carefully observed in order to reduce the risk of
personal injury during service or repair, or the possibility that improper
service or repair may damage the vehicle or render it unsafe. It is also
important to understand that these 'Cautions' and 'Notices' are not
exhaustive, because it is im possible to warn of all the possible
hazardous consequences that might result from failure to follow these
instructions.
CAUTION