P0472Gmc CanyonYears: 1996 - 2026
Exhaust Pressure Sensor Low
Reviewed by ASE Certified Technician
What does this mean?
Code P0472 indicates a problem with the exhaust pressure sensor or control valve.
Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Gmc Canyon models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.
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Common Causes
Damaged, chafed, or broken wiring harness
Exhaust leak before oxygen sensor
Stuck or faulty turbo wastegate
Corroded or loose electrical connector
Symptoms to Watch For
- Check Engine Light is illuminated
- Significant loss of engine power
- Excessive turbo lag or no boost
- Decreased fuel economy