BMW Water Pump Failure – How, Why, and What To Prevent

What This BMW 540 has was diagnosed with a defective engine coolant pump. Symptoms were overheating and damaged drive belt system. Disassembly of the front cover and removal of the water pump allowed for inspection of the pump. How The mode of failure with this pump appears to be simple age and miles, likely exasperated by a lack of coolant changes. The bearing failed on the pump, allowing the plastic impeller to contact the aluminum housing, you can see the growing on the surface. Finally the plastic impeller itself failed, the vehicle overheated, and came to a stop. As the water pump [...]

By | July 18th, 2018|Case Studies|Comments Off on BMW Water Pump Failure – How, Why, and What To Prevent

BMW and Mini Cooper Battery Replacement – Registering New Battery

Did you know that the BMW engine computer, known as a DME (Digital Motor Electronics) must be programed to know a new battery has been installed? Our Senior Service Technician Nick explains why. We’re obviously playing up the humor here, but the topic isn’t a joke, it’s a real issue. Otherwise the battery can under or overcharge, and cause premature battery failure. Older batteries become sulfated with time and require a higher charging rate. So unless the DME is notified a new battery is installed, it will often overcharge, and damage the new battery in short order.   [...]

By | January 15th, 2018|Case Studies|Comments Off on BMW and Mini Cooper Battery Replacement – Registering New Battery

BMW X3 Engine Oil Pan Leaks – The Tao Of Repair and Satisfaction

The Tao With Atlantic Motorcar's BMW service team - The word "Tao" is a Chinese concept signifying 'way', 'path', 'route', or sometimes more loosely, 'doctrine' or 'principle'. We're happy to share information on BMW service, because we know an informed customer is a happy customer, and freely share with other shops as "a rising tide lifts all boats". We  title this such to illustrate a point, yes, this is not a simple repair, yes, but one, if done correctly, will last another 100,000 miles. That’s our goal with BMW, and other autos here, fix it right the first time, and prevent problems from happening [...]

By | April 13th, 2015|Case Studies|Comments Off on BMW X3 Engine Oil Pan Leaks – The Tao Of Repair and Satisfaction