Originally Posted by trotskyite
"problem to be the heater/AC cabin blower motor/fan. A worn bearing turned out to be the culprit, making a squealy chirpy noise when slight pressure was applied under load. I swapped it out for a new one from RockAuto for $55.."
Mine has made that same noise from the blower motor since I bought it, just when could though. Gonna replace it next time it's in for maitenance.