2000 Chevy Silverado Trouble Code

2000 CHEVROLET SILVERADO
63,000 MILES • V8 • 4WD • AUTOMATIC
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LUIE WEIKUM
  • MEMBER
  • 1 POST
Trouble code po446, where should I start looking
Jun 2, 2008 at 8:10 AM
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DENNYP
  • ✓ASE Certified Mechanic
  • 1,824 POSTS
  • ASE Certified Mechanic
Look for the EVAP vent valve to be filled with dirt or the solenoid to be bad.
Jun 3, 2008 at 2:36 PM
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