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P0449 2007 GMC Yukon Code - Evaporative Emission Vent Valve Solenoid Malfunction

- Code Popularity: 31,623 Views
- Repair Importance Level: 1/3
- Repair Difficulty Level: 3/3
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Code P0449 2007 GMC Yukon Possible Causes

  • Vacuum leaks, damaged hoses or improper routing
  • EVAP system
  • Check fuel cap, canister, valves or components
  • Faulty purge or vent solenoids
  • Check connector and wiring
  • Fuel saturated vapor canister
  • Failed EVAP vent solenoid

How do I Fix the Code P0449 2007 GMC Yukon?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your GMC have Safety Recalls? → Check here

Code P0449 2007 GMC Yukon Tech Notes

Check Engine Light Diag EVAP Codes





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What is the Cost to Diagnose the Code P0449 2007 GMC Yukon?

Labor: 1.0

The cost of diagnosing the P0449 2007 GMC Yukon code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the Code P0449 2007 GMC Yukon Detected?

The Engine Control Module (ECM) has determined that a malfunction exists in the electrical circuit for the vent valve/solenoid in the evaporative emission control system.

What are Code P0449 2007 GMC Yukon Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P0449 2007 GMC Yukon Description

The Engine Control Module (ECM) monitors the Evaporative Emission System (EVAP) Vent Valve/Solenoid system wiring for opens or shorts. The ECM sets the OBDII code when EVAP Vent Valve/Solenoid is not to factory specifications.

OBDII Code P0449 2007 GMC Yukon - Evaporative Emission Vent Valve Solenoid Malfunction - AutoCodes.com
P0449 2007 GMC Yukon Code - Evaporative Emission Vent Valve Solenoid Malfunction

Need More Information on the P0449 2007 GMC Yukon Code?

Need more information on how to fix the P0449 2007 GMC Yukon code? Get Access to Factory Service Manuals

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