Search results

  1. S

    blend door acuator

    cool air blows out of all front dash vents and floor vents when heat is on. defrost doesnt work, rear heat seems fine. hot air sometimes blows out of front vents when a/c is on. i believe its the blend door acuator. anyone know if there is more than 1 acuator for the front controls on a 2003 gmc...
Top