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Water pump rattles, but stops once car is warmed up.
It sounds like the impeller shaft inside the water pump has been bent or broken. If this were the case the noise would exist when the engine was cold, then when warmed up and coolant starts to pass through the...
My mechanic is saying the timing chain is bad (causing oil leaks). Does a timing chain cause oil leaks? What are your thoughts?
Hi, thanks for writing in. Timing change themselves cannot cause an oil leak but the timing chain cover can cause an oil leak. In order to replace the timing cover gasket, you will have to remove the serpentine belt and...
Turn signals and emergency flashers not working
This is most likely due to a blown fuse or because the device that flashes the lights has failed. The component that flashes the lights interrupts the electricity flow to the lights to make them flash. This "flasher" as it...
Malfunctions in: seat belts, convertible top, water pump & battery
It seems like your 2012 BMW 650i has had a world of faults already. I'm not sure exactly how loose your seat belts were, but the belt in the vehicle is designed to be slightly more loose as the buckle...
2013 BMW 650i shakes, loses power, warning lights come on
Hey there, thanks for writing in about your 2013 BMW 650i. Solutions have been found to problems similar to yours, but two vehicles with the same symptoms may still require different repairs. Your best bet is to have an experienced...
Lightning knocks out engine, brakes, steering, dashboard, radio
The lighting strike could have sent out a pulse that took out the majority of the electrical control modules in the vehicle and may have even caused a number of shorted circuits. Repairs must be made to known faulted circuits...
2012 BMW 650i Malfunction displays, car shakes, loses power, can't accelerate, shuts down
Hi there, thanks for writing in about your 2013 BMW 650i. Your battery receives a charge voltage from the alternator while driving. The alternator is responsible for maintaining the charge on a battery during vehicle operation. Very low power can...
Engine RPMs drop suddenly from 2500 to 500-1500 RPM on 2013 BMW 650i
Thanks for writing in about your 2013 BMW 650i. The symptoms sound similar to a vehicle with a throttle position input error or a major boost leak in a forced induction vehicle. To verify this, I would recommend having a...
smoke coming from tailpipe
The color of the smoke can be white and is due to water vapor. If you notice that the smoke is only present for the first few minutes of running and is very light, then this may be normal. If...
Keyless remote is not charging, does it have a battery?
Hi, thanks for writing in. Yes, your keyless remote does in fact have a battery that occasionally will need to be replaced. You may notice when it takes several clicks to get it to function properly. Be sure to confirm...
Liqiu moly vs Castrol full syn.
Engine oil preference is something that is somewhat circumstantial depending on the driving conditions you are used to including weather and driving habits. As you may know a synthetic oil is designed for high performance and high mileage engines that...
Car has white smoke coming out of the left exhaust when idling or just after pulling off from a stop. Fine after that
Are you losing coolant? If so, the white smoke (steam really) is coolant being lost out of the exhaust. If the car only does this when first started in the AM, it may simply be condensation being burned off, which...

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