(h) Change automatic transaxle ﬂuid and ﬁlter if the
vehicle is mainly driven under one or more of these
− In heavy city traffic where the outside temperature
regularly reaches 90°F (32°C) or higher.
− In hilly or mountainous terrain.
− When doing frequent trailer towing.
− Uses such as found in taxi, police, or delivery
If you do not use your vehicle under any of these
conditions, the ﬂuid and ﬁlter do not require changing.
(i) Drain, ﬂush, and reﬁll cooling system. This service
can be complex; you should have your dealer perform
this service. See Engine Coolant on page 5-23 for
what to use. Inspect hoses. Clean radiator, condenser,
pressure cap, and ﬁller neck. Pressure test the
cooling system and pressure cap.
(j) A ﬂuid loss in any vehicle system could indicate a
problem. Have the system inspected and repaired and
the ﬂuid level checked. Add ﬂuid if needed.
(k) If you drive regularly under dusty conditions, inspect
the ﬁlter at each engine oil change.
(l) If you drive regularly under dusty conditions, the ﬁlter
may require replacement more often.
(m) Visually inspect belt for fraying, excessive cracks, or
obvious damage. Replace belt if necessary.
Owner Checks and Services
These owner checks and services should be performed
at the intervals speciﬁed to help ensure the safety,
dependability, and emission control performance of your
vehicle. Your GM Goodwrench
dealer can assist you
with these checks and services.
Be sure any necessary repairs are completed at once.
Whenever any ﬂuids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
in Recommended Fluids and Lubricants on page 6-12.