I ordered the "Switch Infinite Control, Part Number: AP4363783, Made by: GE" online at http://www.appliancepartspros.com.
http://www.appliancepartspros.com/ge-switch-infinite-control-wb24t10153-ap4363783.html#ixzz4A4wqaa4s
Opened the top back panel on the cooking range, detached the switch, transferred one wire at a time from old switch to the new switch, and installed the new switch. Overall it took less than 15 minutes to replace the switch and it works like a charm.