Drew Callahan · March 17, 2026
Walk into a Newmar dealership service bay and ask about a furnace igniter failure on a King Aire, and you’ll hear one story: “Control board is toast, we need to replace the whole assembly, that’s a $600 service call plus parts.” Log onto an RV forum and you’ll hear the opposite: “Igniter electrode always goes … Read more
Drew Callahan · January 4, 2026
Air Brake System Maintenance for NEWMAR KING AIRE Skip air brake maintenance on a King Aire and you’re gambling with the stopping power of a 40,000-pound diesel pusher you can’t afford to lose. I’ve watched guys ignore a slow compressor buildup or a cartridge that’s overdue for replacement, and every single one discovered the problem … Read more
Drew Callahan · January 4, 2026
Diesel Engine Oil Service for NEWMAR KING AIRE If I pull the dipstick on a King Aire that hasn’t seen an oil change in two years, what I find tells the whole story: oil the color of burnt coffee, thick enough to coat the stick like tar, and a smell that’s part diesel fuel, part … Read more
Drew Callahan · January 4, 2026
Slide-Out Hydraulic Service for NEWMAR KING AIRE “Drew, my King Aire slides are moving like they’re underwater. One’s getting stuck halfway out, and I’m losing fluid somewhere underneath. Is this something I can handle myself, or am I in over my head?” That’s the question I got from Mark at a rally in Arizona last … Read more
