I have a 2003 Buick Lesabre and my heater only blows cool air, I taken the glove box out to check and see if my door actuator is opening and closing and it is what else can be the problem?
RepairPal Certified shops can diagnose and repair your 2003 Buick LeSabre. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.