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Overnight Cold Start Rough Idle N62 4.8iS
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11-27-2018, 09:07 PM
80stech
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Join Date: Mar 2016
Location: Saskatchewan Canada
Posts: 2,053
Check for vacuum leaks at the brake booster. Also between that and if the aux air pump isn't working can cause exactly what you are describing.
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1988 325is (purchased new) sold
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2008 X5 3.0 (new to me)
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