Identifying orange wire-end connector in engine bay

[mazade]

Good day,
Over a few weeks I pulled the transmission out to replace a 'somehow pushed out of place' rear-main seal on our 2008 Aveo, and while I am really close to having it back on the road, I'm feeling stumped about what this connector goes to. This one does have the factory block heater, but I am not finding it on the engine, for some reason... but there's a chance it may not belong to that...??
Does anyone know where this connector goes...? It's mounted on the end of the ignition coil pack with another couple of connectors. 16V E-Tec II engine.

Thank you all.

[hunterboy149]

I am assuming that is an electrical connector, and not Vacuum.
I would test that circuit for Continuity. If no Continuity, then engage the switch in the vehicle, and retest the circuit.
if completed circuit occurs, then that is the power lead for the core-plug heater.

[mazade]

So, somehow, after looking around for this thing over days(here and there)... the OEM engine block heater is hidden in the picture by my hand, essentially.... yes, this orange connector plugs in-to that.
It sits right above the oil filter, and partially hidden by the exhaust manifold...
Oi..what better lighting can do for a guy...

[Eg.h2o]

Glad you figured it out!