intake tube

  1. T

    Mysteriously wet intake tube. (?) And vacuum leak?

    So my 2004 Buick Lesabre (3800 S2) was running rough when it got warm. I found the cap was missing from the little vertical tube that comes up from the brake vacuum hose. On mine it just has a cap. Well, the cap was laying off to the side. I've put it back on a couple of times. I think it was...
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