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Smog Check & Emissions Questions and Answers

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  Question Answered
  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 Ranger Failed EVAP Test and High HC
by Jason   
Yes (1)
  Chevy Blazer Failed Smog Test for High HC
by scott   
Yes (1)
  Should I Replace the Front or Rear Catalytic Converter
by Gino   
Yes (1)
  Toyota Solara High STFT Fuel Trim Readings
by PJ   
Yes (1)
  1987 Toyota Camry 1987 Failed for High HC Twice
by JO   
Yes (1)
  1993 Honda Accord Failed Smog Test High NO
by gary   
Yes (1)
  2002 Toyota Camry Emission Monitors Not Ready
by Frank   
Yes (1)
  1990 Acura Integra Failed Smog Test High NO
by Jess   
Yes (1)


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