2006 GMC C1500 code po 449

2006 GMC C1500
45,000 MILES • V8 • 2WD • AUTOMATIC
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BOWTIEZ28
  • MEMBER
  • 1 POST
Have this code and have replaced the pruge valve and the canister as the likey causes code still there any HELP!!
Oct 16, 2008 at 6:28 AM
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DENNYP
  • ✓ASE Certified Mechanic
  • 1,824 POSTS
  • ASE Certified Mechanic
Check the EVAP vent solenoid at the rear of the fuel tank. It could be a bad solenoid, or a clogged vent in the assembly.
Oct 28, 2008 at 11:30 AM
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