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owners manual Chevrolet Astro
owners manual Chevrolet Astro - year of production: 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 - Chevrolet Astro II 2 owners manual EN
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from owners manual to the vehicle Chevrolet Astro, year of production 1995 - 2005:
Engine Fan Noise
This vehicle has a clutched engine cooling fan. When
the clutch is engaged, the fan spins faster to provide
more air to cool the engine. In most everyday driving
conditions, the clutch is not fully engaged. This improves
fuel economy and reduces fan noise. Under heavy
vehicle loading, trailer towing and/or high outside
temperatures, the fan speed increases when the clutch
engages. So you may hear an increase in fan noise.
This is normal and should not be mistaken as the
transmission slipping or making extra shifts. It is merely
the cooling system functioning properly. The fan will
slow down when additional cooling is not required and
the clutch disengages.
6. Start the engine and let it run until you can feel theYou may also hear this fan noise when you start the
upper radiator hose getting hot. Watch out for theengine. It will go away as the fan clutch disengages.
engine cooling fan.
7. By this time, the coolant level inside the radiator
filler neck may be lower. If the level is lower, add
more of the proper DEX-COOL® coolant mixture
through the filler neck until the level reaches
the base of the filler neck.
Then replace the pressure cap. At any time during
this procedure if coolant begins to flow out of
the filler neck, reinstall the pressure cap. Be sure
the arrow on the pressure cap lines up properly.
5-35
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year of production from: 1995
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Chevrolet Astro II 2 owners manual
pages 244 - 250
Chevrolet Astro II 2 owners manual
page 247 / 376
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