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What is the popping sound out of the tail pipe mean in 1999 Alero?

In: Oldsmobile Alero

[Edit]

That would be a backfire. Over time time the middle of the problem cylinder will get eaten through the middle like a donut.

First answer by 3gclipse. Last edit by 3gclipse. Contributor trust: 11 [recommend contributor]. Question popularity: 2 [recommend question]

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Answers.com > Wiki Answers > Categories > Cars and Vehicles > American Cars > Oldsmobile > Oldsmobile Alero > What is the popping sound out of the tail pipe mean in 1999 Alero?