You would be waiting 10 weeks if you made the appointment today.
I have been lucky a couple of times running the wires alongside the vents. I personally wouldn't recommend running any "electrical" wiring in any wet location, even if it's just a plumbing vent, it's still subject to condensation.
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2012 Copper Canyon 273FWRET being towed by a 1994 Ford F350 CC,LB,Dually diesel.
Airlift 5000 bags, Prodigy brake control, 5 gauges on the pillar.Used to tow a '97 Jayco 323RKS.
Now an RVIA registered tech. Retired from Law enforcement in 2008 after 25+ yrs.