P11C2 GMC Possible Causes
- Faulty Intake Air Humidity Sensor
- Intake Air Humidity Sensor harness is open or shorted
- Intake Air Humidity Sensor circuit poor electrical connection
First diagnose P11C2 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.
P11C2 GMC Tech NotesThe Intake Air Humidity Sensor is part of the 8-Pin Mass Air Flow, Humidity, BARO and Intake Air Temperature 1 and 2 Sensor.
Cost of diagnosing the P11C2 GMC code
Labor: 1.0The cost of diagnosing the P11C2 GMC code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P11C2 GMC Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P11C2 GMC MeaningThe Powertrain Control Module (PCM) monitors the Intake Air Humidity Sensor signal. The PCM sets the OBDII code when the Intake Air Humidity Sensor is not to factory specifications.
P11C2 GMC More InformationNeed more information on how to fix the P11C2 GMC code?
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