Cadillac Escalade, EXT and ESV Forum - 2007-2014 Discussion, Does the 2010 Escalade have cabin air filter? in Cadillac Escalade Forums; Just bought a 2010 Luxury Escalade. I've heard conflicting reports if the 2010 has a cabin air filter.
Also, i've ...
I have a 2010 Platinum so my answers to your questions are --
---IIRC, last year for cabin filter - 2006
---unsure of first year for auto high beams but Platinum in 2010 had it
---last year for heated washer fluid was 2009. Can be retrofitted with after market system though since it was still wired for it.