B1023 GMC Possible Causes
- Faulty Heating, Ventilation, and Air Conditioning (HVAC) Control Module
- Heating, Ventilation, and Air Conditioning (HVAC) Control Module harness is open or shorted
- Heating, Ventilation, and Air Conditioning (HVAC) Control Module circuit poor electrical connection
First diagnose B1023 GMC code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
B1023 GMC Tech NotesB1023 05 Integral Switch Performance Short to Ground
B1023 06 Integral Switch Performance Short to Battery or Open
B1023 61 Integral Switch Performance Signal Invalid
Cost of diagnosing the B1023 GMC code
Labor: 1.0The cost of diagnosing the B1023 GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
B1023 GMC Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1023 Gmc DescriptionThis Diagnostic Trouble Code (DTC) will be set by internal fault inside the Heating, Ventilation, and Air Conditioning (HVAC) Control Module for a stuck or shorted control button.
B1023 GMC More InformationNeed more information on how to fix the B1023 GMC code?
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B1023 GMC CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the B1023 Gmc code? Have you replaced any parts?
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