1995 4.3 blazer stumbling when driving

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09-22-2013, 03:52 PM

fenman00

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1995 4.3 blazer stumbling when driving

Just replaced fuel pressure regulator, intake plenum gasket, and tps. Seems to idle great,
But is stumbling a little when driving down the road. Any ideas where
To start looking for a solution

09-22-2013, 05:38 PM

toyhauler1283

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I would check for a vacuum leak and do a fuel pressure leak down test and go from there

09-26-2013, 12:28 PM

fenman00

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Thanks for the advice.

09-26-2013, 09:34 PM

AfterBurn99

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Any check engine lights on?

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