Matching You with a Pre-Screened Smog Check Center You will Love
Free Online Smog Check Diagnosis
$500 Free Consumer Repair Assistance
Failed Emissions Test
How to Pass the Test
Who Else Wants To Pass the Smog Check
Miles: 
Which Type Should I Choose?
 
   
 
All Categories > Search > High CO

Smog Check & Emissions Questions and Answers

Have a question? Ask our technicians. Get expert answers for free. Ask-A-Tech now!


  Question Answered
  1997 Infinity I30 High NOx After EGR Valve Changed
by dion   
Yes (1)
  2000 Honda Civic Failed Smog Test High NOx
by Nick   
Yes (1)
  1994 Nissan Pickup 2WD Failed Smog for High CO
by robert   
Yes (1)
  Will a 1996 Toyota Corolla with Federal Catalytic Converter Pass Smog in California?
by randy   
Yes (1)
  1997 Jeep Wrangler Failed Smog Check for High CO and HC.
by Andy   
Yes (1)
  2005 Jeep Rubicon Failed Smog Check for High HC
by Bryan   
Yes (1)
  Will my 2009 Corvette From Texas Pass the California smog inspection?
by Patrick   
Yes (1)
  1992 BMW 325is Failed the Smog Test for High NO, CO and HC
by glenn   
Yes (2)
  1994 Chevy 2500 Pick Up What Could Cause Very High CO?
by david   
Yes (1)
  1983 Toyota Pickup Truck with Rebuilt 22R Motor and Carburetor Failed Smog Test
by SANDRA   
Yes (1)


Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25