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How much does it cost to fix BMW alternator?

The average alternator repair cost is between $375 to $1,100. However, these numbers can vary based on the parts needing repair or replacement, car model, and labor cost. The estimated cost for parts (including a replacement belt) can range from $290 to $600.


How do you check a BMW alternator?


How do you disassemble a Bosch alternator?


How do you clean a BMW alternator?

So, you would be needing a suitable degreaser to get out the grease and dirt. You have to mix an equal part of the cleaner with water and apply it to the alternator. Continue by using a brush to gently remove more dirt and rinse the alternator afterward. Then, dry the alternator and reinstall it to the car.


How do you bench test a BMW alternator?


How many bearings does an alternator have?

Normally the alternator requires two deep groove ball bearings mounted on the rotor shaft. The bearings mounted on the drive end (pulley side) locate the rotor. Usually, these would be SKF sizes 6303, 6302 or 6203.


Can alternator last 200K miles?

Thus the answer is alternators can last to over 200K miles, but not much more. If that lower slip ring was not so damaged the alternator could have been freshened up with a new regulator with brushes, about $40 for an aftermarket unit (a true Bosch replacement is about $150).


Can I spray my alternator with water?

You certainly can clean your alternator with water if you don’t pressure wash it directly. Pressure washing your engine bay can cause damage to your seals and we don’t want that as we’ll talk about in a second, that’s not what you want to do.

Also read:  How many miles can a 2011 Chevy Impala last?


Can oil ruin an alternator?

It would be difficult to say exactly how much oil it would take to cause the alternator to fail. However, oil leaking on the alternator due to leaking valve cover gaskets can cause it to fail.


Can I test an alternator with a drill?

Spin alternator with an electric drill on warp speed (spin it the right way) and the light should go out. Use multimeter on battery terminals and it should read close to 14V if its OK.