Regular Smog Check
STAR Smog Station
Smog Check Repair
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Smog Check & Emissions Questions and Answers
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High CO
Question
Answered
1993 Acura Integra Overheating Failed High NO
by
Rudy
Yes (1)
1985 Ford Bronco Failed Smog Test for High NO 3 Times Limit
by
Steve
Yes (1)
My 1993 Toyota Camry Has High NO and Won't Pass Smog Test.
by
Lisa
Yes (1)
What Would Cause High HC 1992 Cadillac
by
Roger
Yes (1)
1989 Acura Legend Failed Smog Check For High NO
by
kevin
Yes (1)
Why is my 1990 Honda Accord failing for high NOx?
by
john
Yes (1)
2000 Chevy Blazer failed high NOx 3 times.
by
Christine
Yes (1)
Dodge Ram 1500 failed smog with high NO output.
by
deanna
Yes (1)
1994 Pontiac Firebird failed smog test due to high HC and NO levels
by
Vincent
Yes (1)
1990 Honda Civic failed smog check for high HC, CO and NOx.
by
Dennis
Yes (1)
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