Engine-Codes - Gmc - B1023 GMC

B1023 GMC Code - Integral Control Switch

- Code Popularity: 4,044 Views
- Repair Importance Level: 2/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B1023 GMC?

  • 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

|How to Fix the B1023 GMC Code?

Start by checking 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.

|Code B1023 GMC Tech Notes

B1023 05 Integral Switch Performance Short to Ground
B1023 06 Integral Switch Performance Short to Battery or Open
B1023 61 Integral Switch Performance Signal Invalid

|What is the Cost to Diagnose the Code B1023 GMC?

Labor: 1.0

The cost to diagnose the B1023 GMC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|What are Code B1023 GMC Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the B1023 GMC Code Mean?

This 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.

Integral Control Switch

|Need more Information on the B1023 GMC Code?

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|Need Help with the B1023 GMC Code?

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