Blog, BMW Case Studies, Car Repair and Servicing, Case Studies BMW Case Study 81: 523i clunking noise resolved! Posted on July 19, 2022July 19, 2022 by admin 19 Jul Having strange clunking noise while driving? Mr Yong BMW 5-Series noticed strange clunking noise when driving and visited Revol Carz Garage for assistance! Elevating the vehicle for easy access to the undercarriage for a more thorough visual inspection and repair process. The Neoprene rubber bushing in the lower arm ball joint is cracked. Left: New set of lower and control arms ready for the swap.Right: Bad lower and control arms extracted.Have your BMW regularly checked at Revol Carz Garage for a safer ride. Your Bimmer is in the safe hands of our Service Specialist with BMW expertise.Every car serviced at Revol gets a refreshing complimentary car-wash with interior vacuuming. admin It’s a grateful Tuesday! We have a high volume of beautiful cars rolling in!