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- November 17, 2009
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- Ca/Mo
- Year, Model & Trim Level
- 94 B4000
i read about hooking up the pressure gauge to the brake booster, but i'm not sure how exactly this works.
someone care to explain this to me in more detail?
*edit* trying to vacuum test the back pressure of the cat
someone care to explain this to me in more detail?
*edit* trying to vacuum test the back pressure of the cat