Air stuck blowing from floor and defrost only
GMC Q&AAsk Your Question
1999 GMC Sierra 1500 Question: Turned on heater to blow on floor and heard a pop. Now air blows from floor only
POSS BLEND DOOR ACTUATOR ISSUES
ReplyKarl G, April 01, 2013, 15:22Rookie
thanks for the direction to start . could you tell me where blend door is located. Have not been under a dash in 20 yrs. Im a fork lift mechanic now.
Replyglobalhelper, April 02, 2013, 05:27Master
there are 3 blend doors rt, left and middle. 1 is by gas pedal one is center of dash amd pne is under glove box area.