Back to 2004 GMC Yukon

2004 GMC YUKON

5.3L V8 VortecRWDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor503Torque3807Fluid7DTC779Battery0Maintenance0Recalls4
P2230moderate severityPowertrain

Barometric Pressure Sensor A Circuit Low

on 2004 GMC Yukon 5.3L V8 Vortec · RWD

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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