(Bloomberg) -- After a dismal year, shares of Europe’s automakers are finally finding some positive momentum as signs of additional Chinese stimulus draw investors to the sector’s lowly valuations.Most Read from BloombergHow California Sees the World, and ItselfThe Stoxx 600 Autos and Parts Index is up more than 4% in December, set for its best month since February, though is still down the most of any sector in the broader benchmark year-to-date. Even after the recent gains, carmakers trade at