Generation 2 Chevy Volt (2016-2020)
BLUF: ICE intermittently misfires and throws “135a #1 coil ignition circuit” code. Dealership doesn’t know what to fix.
*2016 Volt
*~50,000 miles
*Driven ~80mi/day to work and back (Virginia Beach - Newport News, VA)
*Symptoms only occur when using ICE.
A couple weeks ago I was in Hold mode on...