P0449low severityPowertrain
EVAP Vent Valve/Solenoid Circuit
on 2007 Cadillac CTS 3.2L V6 · RWD
What this code means
Malfunction in the EVAP vent solenoid circuit.
Symptoms
- Check Engine Light
Common causes
- Faulty vent solenoid
- Wiring damage
- Corroded connector
Diagnostic steps
- Test solenoid resistance
- Check wiring
- Command solenoid with scan tool
Repair notes
Replace vent solenoid.
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P0015
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