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Smog Check & Emissions Questions and Answers

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  Question Answered
  1986 Toyota Pickup 22R EGR Valve Replacing
by Michael    
Yes (1)
  How to Complete Mazda Protege Drive Cycle
by Lisa    
Yes (1)
  1982 Chevy Caprice High HC and CO Flipping at Idle
by Aaron    
Yes (1)
  1976 Chevy G20 Passed Emissions But Missing EGR and CAT
by zachary    
Yes (1)
  2001 Chevy Silverado EGR Monitor Not Ready
by Tracy    
Yes (1)
  1991 Ford Mustang 5.0L Failed For High NOx
by D Angelo    
Yes (1)
  1993 Ford Probe Failed NOx Running Lean
by Jav    
Yes (1)
  Ford F250 6.0 Diesel Truck Drive Cycle
by janet    
Yes (1)
  1999 Honda Accord Failed Emissions After Fixing Everything!
by Ryan    
Yes (1)
  Trouble Finding Chevy El Camino EGR Valve
by Rich    
Yes (1)

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