replacement tagged posts

BMW X3 Coolant Expansion Tank Leak and Replacement Fix E83

coolant expansion tank

If your BMW X3 low coolant light comes on, it’s normal to have to top off the tank once or twice a year. But if you top off your tank and the low coolant light comes on again within a few days or a week, then you probably have coolant leaking from the system somewhere. First, check the back of the oil fill cap and make sure you see only brown oil as expected. If it’s foamy or creamy texture, you might have a head gasket leak. Most likely you don’t have a head gasket leak and it’s a coolant hose or coolant expansion tank leak. In the video below I explain how to diagnose a BMW X3 coolant expansion tank leak and how to replace the tank.

As you can see in my video, I had a small leak that didn’t even puddle water in the garage, at first...

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BMW X3 reverse and brake light LED bulb replacement

X3 with LED front and rear lights

My latest project for the X3 reverse involved switching all the turn signals out to LED lights. I upgraded the X3 reverse lights to LEDs as well, and wrote up the procedure to do it yourself below.



That gap between the tailgate and plastic interior cover is where you need to make your attack

That gap between the tailgate and plastic interior cover is where you need to make your attack

How to get at the lights inside the tailgate of your BMW X3


The biggest factor to accessing the X3 reverse and brake lights in the X3 tailgate is having the right tool. I highly recommend this trim tab removal tool I purchased on Amazon.com since there are close to a dozen plastic tabs you need to unsnap to access the tailgate lights. I purchased the tool, then opened the tailgate in my garage to a point that made it easy to access the gap between the outer tailgate and interior plastic cover.

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