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1990 Buick Riviera Question: Oxygen Sensor

 

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Tracibinner, Lancaster, OH, October 23, 2009, 19:51
 Rookie

How many oxygen senors are there in my 1990 Buick Riviera? I have been told they have more than one.

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  • Answer #1

    mastertech154 October 23, 2009, 20:27
     Journeyman

    there is only one o2 sensor on your car ,, after late 1995 there would be more

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