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2014 Denali auxiliary HVAC Temp door code B0433
Appreciate all the help. Hopefully the next person to have this issue can resolve it quickly. Those actuators aren’t easy to get to either! -
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2014 Denali auxiliary HVAC Temp door code B0433
Had some time this morning. Pulled both actuators re clocked them to be centered. Reinstalled, cleared DTC with scan tool and disconnected battery this time around. So far so good. No clue why discounting the battery is needed in addition to clearing the DTC, but that seems to have done the... -
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2014 Denali auxiliary HVAC Temp door code B0433
This is helpful. Attaching some other documents I have been using. -
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2014 Denali auxiliary HVAC Temp door code B0433
thanks everyone! The actuator part number is 15-73644. I have done some circuit testing. When testing the low reference circuit I get a reading of 337 ohm. I think I now need to pull the hvac control module and test for continuity on this wire. 12 volt and 5 volt tested ok. If the wire... -
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2014 Denali auxiliary HVAC Temp door code B0433
Hi Everyone, I’m really struggling with a rear hvac issue. The issue is that is only blows hot in rear . I’ve scanned it with a tech 2 and get code B0433. It shows symptom byte 5 and 4. I’ve cleared it and it has also shown symptom byte 2. Below is all of the thing I have tried with no...
