what is this?

Asked by Kevin Feb 08, 2016 at 12:17 PM about the 1999 Dodge RAM 1500 ST Club Cab 4WD

Question type: Maintenance & Repair

Vacuum hose from intake(?) to valve
cover...what is it? Experiencing hp issues
and misfire after lots of repairs.

1 Answer

F_O_R answered 8 years ago

That is the PCV valve hose that vents the engine crankcase. Make sure there is no vacuum leak in the hose and that they PCV rattles if you pull it out and shake it.

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