Stop in for a cup of coffee

On the GM's you could change them right in the car without removing or disturbing the Dist....
Did one a few weeks ago, on the old IHC wrecker. Owner said it never ran that well before. Guess it wasnt very good to begin with, but the connectors were crap too.
Saw him on tue evening, and still commenting how good it runs. I worked on it before, never crossed my mind the module could have been the cause of poor performance.