P1655low severityPowertrain

EVAP Purge Solenoid Control Circuit

on 2017 Chevrolet Silverado 1500 5.3L V8 EcoTec3 L83 · RWD

What this code means

The PCM detected a fault in the EVAP purge solenoid control circuit. The purge valve may not operate, affecting fuel vapor management.

Symptoms

  • Check engine light on
  • Fuel smell
  • Rough idle

Common causes

  • Faulty purge solenoid
  • Wiring or connector fault
  • Short or open in control circuit
  • Faulty PCM

Diagnostic steps

  1. Scan for EVAP codes
  2. Inspect purge solenoid wiring
  3. Test solenoid resistance and operation
  4. Replace solenoid or repair circuit

Other Powertrain codes on this vehicle

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