code 34...

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Jun 23, 2016 | 09:06 PM

1990cutlasssupreme

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code 34...

replaced sensor . car idles for a while but when driving the engine light comes on and car runs terrible. replaced sensor, connections are good. what could be causing this

Jun 23, 2016 | 09:48 PM

Tech II

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From: Worcester, Ma.

Check for Vac to map sensor? Check for leaks?

Checked the circuits to the sensor? Power to sensor? Ground? Signal circuit back to ECM?

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