1997 Chevy Astro oxygen sensors

1997 CHEVROLET ASTRO
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LONGHEAD
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Engine Performance problem
1997 Chevy Astro 6 cyl Two Wheel Drive Automatic

I am trying to find out where the oxygen sensors are on my 1997 chevy astro van so I can replace them.
Apr 2, 2009 at 10:25 AM
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2CARPRO JACK
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In the exhaust, close to the manifolds.Follow exhaust back from manifolds and you will find them.
Apr 2, 2009 at 12:51 PM