How to fix a Mcculloch chainsaw eager beaver 2.0?

Answer:
Throw it in the trash and buy a Husqvarna or a Stihl.

But seriously, to answer your question, more information about the nature of the problem is needed.

First answer by Nineteen Kilo. Last edit by Nineteen Kilo. Contributor trust: 31 [recommend contributor recommended]. Question popularity: 5 [recommend question].