2002 Chrysler 300 heater displays code 23

2002 CHRYSLER 300
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TOM NEHLSEN
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Heater problem
2002 Chrysler 300 6 cyl 125000 miles

replaced heater core automatic system code 23 no feedback response what could it be
Mar 20, 2009 at 2:31 PM
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MERLIN2021
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HVAC SYSTEM CALIBRATION This procedure may be performed on both the ATC and MTC system. 1. Start engine and let run. 2. If the vehicle has an ATC system, turn the control head on. 3. Set the temperature controls to the full cold position for 2 minutes. 4. Set the temperature controls to the full heat position for 5 minutes. © 2008 Mitchell Repair Information Co., LLC. Page 1 of 1 AUTOMATIC A/C-HEATER SYSTEMS -2002 Chrysler 300M Special 3/20/2009 http://www.ondemand5.com/mric/common/asp/printart.aspx
Try this code 23 is blend door actuator feedback problem, but recalibrate the system and retest.
Mar 20, 2009 at 2:39 PM
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