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BMW 3-Series (E90 E92) Forum
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320i oily residue on a/c hose
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| 10-08-2017, 07:10 PM | #1 |
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Private First Class
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Rep 164
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320i oily residue on a/c hose
Hi
Wife's car has oily residue on the a/c hose (but a/c still works fine). Do I need to replace this hose or is it simply replacing o-ring? And is it simply taking off the hose and putting new o-ring, or do I need to evacuate the a/c lines first? |
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