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when it goes bad..."CHECK ENGINE LIGHT" comes on...read up ...everyone should have a manual for their vehicle(parts store or dealer), and a local library should have professional shop manuals available in the REFERENCE section for free...make copies of the appropriate sections...read up and good luck :)

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Q: What is the purpose of the intake air temperature sensor and how often should it be changed on a 2002 Chevy Impala?
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Related questions

Where is the temperature sensor on a 2002 Chevrolet Impala?

It is on the intake manifold near the thermostat housing.


Where is the engine coolant temperature sensor on a 2004 impala?

It is on the intake manifold near the thermostat.


Where is the temperature sensor located in a 2002 Chevy Impala?

It is located on the intake manifold near the thermostat housing.


Where is the Intake Air Temperature Sensor located on a 2003 Chevy Impala?

The Intake Air Temperature (IAT) sensor (GM part# 12160244) is in the Air Intake Duct, between the Throttle Body and the Mass Air Flow (MAF) Sensor.....


Where is the engine coolant temperature sensor on a 2004 Chevrolet Impala?

It is located in the intake manifold near the thermostat housing.


Where is the air intake temperature sensor on a 2005 Chevrolet Impala LS?

It is located in the air tube from the air cleaner to the throttle plate.


Where is the engine coolant temperature sensor on a 2002 Chevy impala?

Intake manifold, near the thermostat housing. Should have two wires.


Your 2004 impala has 28000 miles and the temperature gauge is going crazy what could be wrong?

Possible intake manifold gasket!!! Hope you have a warranty


Where is the intake air temperature sensor located on a 2005 Chevrolet Impala LS?

It is in the air horn (tube) that goes from the air filter housing to the throttle plate.


Intake manifold gaskets on 2002 impala?

what is your question


What do you do if the manafold intake gasket has been changed water pump and thermostat has been changed and the temperature is running between 200 abd 215?

Get a Bigger Radiator


Your 2003 Impala's temperature gauge rises and falls you already replaced the thermostat what could be the problem?

Head Gasket failure or intake gasket Dexcool is the culprit, had to replace mine.