A sealant system for operation with a metal workpiece comprises a frame, a cam assembly mounted to said frame, a sealant reservoir, a sealant application unit connected to said sealant reservoir, and a control module for coordinating operation of said cam assembly and said sealant reservoir, wherein said control module comprises a temperature sensor for monitoring the temperature of said sealant, an integrated heating system for heating said sealant and a controller in communication with said temperature sensor and said integrated heating system.