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Any ideas how to findfix a vacuum leak on a 1996 Suburban 350 5.7 TBI just replaced lower intake mainifold gaskets?
Wiki User
∙ 17y ago
I start the engine and use a little starting fluid in areas where I might suspect a vacuum leak. As soon as I hit the leak, the engine sound will change. But be careful, it's easy to start a fire with that stuff and you don't want to let too much build up.
Wiki User
∙ 17y ago
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