E90 E91 N52 Serp belt, tensioner and idler replacement. VANOS non return valve cleaning. | ‘85
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- Опубліковано 11 вер 2024
- Double feature vid--I replace the serpentine belt, tensioner, and idler on my wife's 2011 328xi wagon and also clean the Vanos oil non return valves to try to solve an intermittent rough idle.
that 90 degree after is scary