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Re: Low vacuum? GM 3.4 V-6
Posted to Technical Discussion Forum on 12/16/2000 3 Replies

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As a VERY GENERAL rule, I use about 4 grams at idle and 6 at 1000 rpms hot motor. This is used for the Buick 3.8 litres, but the clue is disconnecting the sensor returns normal idle. The sensor is tel... Login to read more.

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