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The 1990 Buick LeSabre oxygen sensor is located on the outside of the air cleaner housing. The oxygen sensor will be on the back side of the housing.

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โˆ™ 2014-07-03 18:49:42
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Anonymous

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โˆ™ 2020-07-06 16:20:30
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Q: Where is the oxygen sensor on a 1990 Buick Le Sabre 3800?
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