Johnson College and The Andrew Mazza Foundation would like to introduce the 1st Andrew Mazza Diesel Jam at Johnson College on Sunday, June 10, 2018 from 11am-4pm. Diesel Jam will be a celebration of the diesel truck community, featuring a truck show, vendors, food and live entertainment. It will be
an all-day (rain or shine) family friendly event. Be sure to check back for registration information soon!