For service and parts needs, visit
your dealer. You will receive
genuine GM parts and GM-trained
and supported service people.
Genuine GM parts have one of
these marks:
California Proposition
65 War
Warning:
It can be dangerous to work on
your vehicle if you do not have
the proper knowledge, service
manual, tools, or parts. Always
follow owner's manual procedures
and consult the service manual
fo
Special Tools
GE-26568 Coolant and Battery Fluid Tester
GE-42401 Radiator Cap and Surge Tank Test Adapter
GE-47716 Vac N Fill Coolant Refill Tool
Draining Procedure
WARNING: With a pressurized cooling system, the coolant temperature in
the radiator
can be considerably higher than the boiling p
NOTE: The following steps must be completed before using a symptom
table.
1. Perform the Diagnostic System Check - Vehicle before using a symptom table
in order to verify
that all of the following conditions are true:
There are no DTCs set.
The control modules can communicate via the serial dat