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P0290moderate severityPowertrain

Cylinder 10 Injector Circuit/Open

on 2014 Chevrolet Silverado 1500 5.3L V8 EcoTec3 L83 · RWD

What this code means

The PCM detected an electrical fault in the fuel injector circuit for cylinder 10. This usually means an open or shorted circuit or a failed injector.

Symptoms

  • Engine misfire
  • Rough running
  • Reduced power

Common causes

  • Faulty fuel injector
  • Open or shorted injector wiring
  • Corroded connector
  • Failed PCM injector driver

Diagnostic steps

  1. Scan for related injector codes
  2. Check injector connector and wiring
  3. Measure injector resistance
  4. Test injector driver signal

Other Powertrain codes on this vehicle

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