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Applying silicone grease on weatherstrips with a
clean cloth will make them last longer, seal better,
and not stick or squeak.
(g) If you drive regularly under dusty conditions,
inspect the filter at each engine oil change.
(h) Change automatic transaxle fluid and filter if
the vehicle is mainly driven under one or more of
these conditions:
− 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
service.
(i) Drain, flush, and refill cooling system. See
Engine Coolant on page 448 for what to
use. Inspect hoses. Clean radiator, condenser,
pressure cap, and filler neck. Pressure test
the cooling system and pressure cap.
(j) Check system for interference or binding and
for damaged or missing parts. Replace parts
as needed. Replace any components that have
high effort or excessive wear. Do not lubricate
accelerator or cruise control cables.
(k) 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.
(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.
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