Why wont my heater go off i turned the AC on for the first time and nothing but heat!

Reply Subscribe

Thread Tools

Search this Thread

Apr 5, 2010 | 08:06 PM

#21

camochevy21

TECH Fanatic

Joined: Mar 2009

Posts: 1,513

Likes: 0

From: St. Louis Area

Yea that happened to my old truck every once in awhile. I thought it was the heater control **** panel, or whatever it is officially called. I got rid of the truck before I fixed it though. :nunchuk1:

May 16, 2010 | 10:53 AM

#22

AJII

TECH Enthusiast

iTrader: (7)

Joined: Dec 2005

Posts: 641

Likes: 1

From: Jackson, TN

Quote:

Originally Posted by Mrgoodwrench3

Which one is the blend door actuator? 16 I'm guessing?

Quote:

Originally Posted by Mrgoodwrench3

The actuators need to be calibrated with a Tech 2 scan tool. They need to relearn their positions otherwise they are erratic. It is a simple 3 minute procedure. Most shops charge 1 hour labor.

What do I need to tell the tech at the dealer? I'm almost positive the ones here won't have a clue.