1992 Chevrolet Silverado Truck Won T Pass Smog Gross Politer

1992 CHEVROLET SILVERADO
19,000 MILES
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ANONYMOUS
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My truck won't pass smog says its a gross politer
Jan 24, 2013 at 6:11 PM
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DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
What else did it say? HC,O,CO2 levels readings at idle and at higher RPMs? CAT been removed?
Jan 24, 2013 at 6:48 PM
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