I actually looked up the parts. AB is still the current number, not sure where you got the GA part from. get the AB.
https://www.tascaparts.com/oem-parts/ford-housing-assembly-steering-column-pl3z3f791ab
I've recently made the switch to Pennzoil Ultra Platinum after many years of being a Motorcraft Synthetic proponent. Lots of lurking on the Bob is the Oil Guy forums lead me to that.
If your buttons above the screen are all together like in this picture, the CMR will be in the glossy area to the left of the camera button.
if there are spaces between any of the buttons, to do not have a CMR.
The vast majority of the work is done by the IPMA. It does all of the image processing from the various cameras and obstacle detection via all of the sensors.
There's WAY more involved to BlueCruise than just these sensors and APIM changes. There is absolutely no way to add BC to a non-factory equipped vehicle. You could add all of the parts, configuration, etc. but it is still a subscription based feature that talks to Ford servers to work.
Read this entire thread. Kind of want to do this to my 2.7 now if the part fits. Experienced heavy spark knock under WOT in sport mode a few weeks back and am concerned about this and snorkel deflection.
Ford standardizes wiring harnesses across several trim levels to reduce costs. Having a specific wiring harness for every possible option combo would drastically increase costs and assembly complexity.
I fixed mine about a year ago using JB Weld epoxy where the factory glue failed. I’ve got a post on here about it a will update this post with the link.
here’s the link