P1423 GMC - Intake Air High Pressure Switch Circuit High Voltage

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

P1423 GMC Possible Causes

  • Faulty Intake Air High Pressure Switch
  • Intake Air High Pressure Switch harness is open or shorted
  • Intake Air High Pressure Switch circuit poor electrical connection

First diagnose P1423 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 P1423 GMC code

    Labor: 1.0

    The cost of diagnosing the P1423 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.

P1423 GMC Possible Symptoms

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

P1423 GMC Meaning

Intake Air High Pressure Switch Circuit High Voltage is the generic description for the P1423 GMC code, but the manufacturer may have a different description. Currently we have no further information abouth the P1423 GMC OBDII code. Please post your question on the Q&A section for more information: AutoCodes.com Questions.
OBDII Code P1423 GMC - Intake Air High Pressure Switch Circuit High Voltage - Engine-Codes.com

P1423 GMC More Information

Need more information on how to fix the P1423 GMC code?
Get Access to Factory Service Manuals

Related Information