http://www.gmwholesaledirect.com/oe-gm/95378883?search_str=95378883
FWIW: This F-CAMERA KIT (95378883) is avail link above at $276 and other dealerships could be cheaper if you shop around!
Looks like the Chevy Spark EV and Chevy Volt share the same Coolant Heater Control Module 22851153!?
FWIW: PIC5943 affecting 2013-2014 Chevy Volts Heaters (22851153) manufactured prior to 156th day of 2013 to be replaced...