The National Institute for Automotive Service Excellence (ASE) is hosting a free webinar on Friday, April 17, at 4 p.m. ET entitled “Should the Coolant System be Under Lock and Key?”
Kia Hybrid Coolant Bleed
This bulletin applies to 2017 Kia Optima Hybrid vehicles. Some technicians may report seeing the “fill inverter coolant” message on the cluster after performing an HEV system service requiring the coolant to be drained.