Should I be worried?

LittleGiant

TJ Enthusiast
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Aug 20, 2023
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Honolulu, HI
My valve cover is covered in what looks like old dirt and oil. When wiping it clean I noticed what appears to be a leak. Thoughts?

I also noticed that the 2 air lines have quite a bit of wiggle up and down.

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Most engine compartments look like that until you clean them. Spray some degreaser, rinse, repeat. Once it's clean, you can keep an eye on it to see where the oil is seeping from.
 
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Clean it off good and then see if the oil / grease returns.

Has it always been like this or did you just recently notice it?
 
Pretty sure it’s been like that since I bought it. I know I haven’t cleaned it since I bought it.
 
Looks like it might be leaking out of that PCV valve grommet. Easy fix
 
Replace it. It’s a real pain to get the old brittle ones out too. When you break it off and part of it falls into the valve train area…..there’s a baffle under it that actually is pretty good at keeping you from dropping anything into the actual valve train.
 
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Found an older thread where the part numbers were posted for front and back as well as the grommets. Just ordered them.

Thank you. I’ll keep an eye on it after I have it cleaned off and the valves replaced
 
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