I'm betting the coach sat outside? I would recommend a complete service, oil change, filters changed, (I would bet the air filter is ok).
Lube the chassis.
Check the batteries.
Rubber seals might need a rubber treatment.
07 TM 40D;ISL 450 Cummins(upgraded). Very happy w/coach
Gnarly toad to scoot around.
Geocaching, hiking, fishing, National Parks, Civil War sites.