So here is the new Air Canada 2017 livery, probably around 99% accurate.
This particular A/C, registration, tail # and SELCAL is part of ACA's fleet, but hasn't been repainted in the new livery yet.
Provided for free and as-is. Please provide credit if reuploaded or modified, as /u/thehedgefrog.
Some files used are modified from original repaints from Flight Sim Labs.