Back to 2016 GMC Sierra 1500

2016 GMC SIERRA 1500

5.3L V84WDAUTOMATICgas
7 active safety recalls on this vehicle — view recalls
Repairs0Labor520Torque5053Fluid9DTC960Battery0Maintenance0Recalls7
P2230moderate severityPowertrain

Barometric Pressure Sensor A Circuit Low

on 2016 GMC Sierra 1500 5.3L V8 · 4WD

What this code means

Barometric pressure sensor signal is below expected minimum.

Symptoms

  • Check engine light
  • Over-fueling
  • Black smoke

Common causes

  • Short to ground
  • Failed sensor
  • Wiring fault

Diagnostic steps

  1. Measure sensor voltage
  2. Check for shorts to ground

Repair notes

Replace sensor or repair wiring.

Other Powertrain codes on this vehicle

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