P1AC9 GMC - HCM Service Calibration Fault
P1AC9 GMC Possible Causes
- Faulty Hybrid Control Module (HCM)
- Hybrid Control Module (HCM) harness is open or shorted
- Hybrid Control Module (HCM) circuit poor electrical connection
First diagnose P1AC9 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 terminals.
Cost of diagnosing the P1AC9 GMC code
Labor: 1.0The cost of diagnosing the P1AC9 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.
P1AC9 GMC Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1ac9 Gmc DescriptionHybrid Control Module (HCM) The internal fault detection is handled inside the control module. No external circuits are involved.
P1AC9 GMC More InformationNeed more information on how to fix the P1AC9 GMC code?
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P1AC9 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 P1ac9 Gmc code? Have you replaced any parts?
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