Looking at the progress General Motors has made since it entered
bankruptcy, it's easy to forget that the company still has a
long way to go before it's the juggernaut it once was. A recent
report from Reuters points out that, while GM is making money,
it isn't making any gains in terms of US market share. Quite the
opposite, really.  Consider this factoid: In 1963, nearly half
of the cars sold in the United States were from Chevrolet,
Cadillac, Buick, GMC or Pontiac. Now, the company's US market
share is stagnant at 17.9 percent. That same number is half of
just Chevy's 1963 market share. This is all despite GM going on
a binge replacing or updating its models.  "Market share
increases are not instantaneous," Mark Reuss told Reuters at the
2014 Detroit Auto Show. "We've got a lot of baggage. Don't
underestimate what people though of us, or these brands, through
these hardships and 30 years."  The reasons for the stagnant
market share are numerous. Reuters points out that retooling of
factories and a focus on