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Yes, to keep the fuel mixture correct. Fuel mixture helps your vehicle get power when it needs it and controls the MPG. Also, depending on your engine, there are 4 O2 sensors, 2 before the converter and 2 after the converter.
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Where are the oxygen sensors located on 2001 5.3L Chevy Tahoe?
How many oxygen sensors are there for a 2001 Chevy Tahoe 5.3L
How many oxygen sensors on a 1999 Chevy Tahoe?
I'm not sure, but I do believe it's 3!!!!
How many oxygen sensors on 2007 5.3L Chevy Tahoe?
4 oxygen sensors. 2 upstream of the catilitic converter and 2 down stream of the converter. That is for the exhaust system.
How many oxygen sensors in an 2003 Chevy Tahoe?
There are 4. Two upstream (bank1) two downstream (bank2).
How many oxygen sensors on a 2002 Chevy Tahoe?
I think it has 3 But it may have 4 on that year. Don't remember SORRY.
Chevrolet Tahoe has two oxygen sensor how can you check tham?
2002 Chevrolet Tahoe has two oxygen sensors How do I check them ?
Does a 1989 Chevy truck with a 350 have oxygen sensors?
yes, it does have Oxygen sensors
Where is the fuse for the O2 sensor on a 1999 Chevy Tahoe?
It don't have a fuse for the 02 sensors.
How many oxygen sensors on a 2005 Chevy astro?
There are approximately 2 oxygen sensors on a 2005 Chevrolet Astro van. The oxygen sensors can be purchased at stores such as NAPA.
How many o2 sensors are on a 1994 Chevy silverado z71?
That year has 2 oxygen sensors.
How many oxygen sensors in a 96 Chevy Camaro?
It has 2 of them.
How many o2 sensors on a Chevy 5.7 Chevy?
how many oxygen cencors does the 1994 Chevy blazer have
