Regular Smog Check
STAR Smog Station
Smog Check Repair
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Smog Check & Emissions Questions and Answers
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Catalytic Converter
Question
Answered
1990 Nissan 300ZX. It did not pass smog check in HC, CO, and NO.
by
Saro
Yes (1)
2004 Toyota Tacoma Prerunner has an incomplete catalyst monitor.
by
enrique
Yes (1)
1991 Volvo 740 station wagon failed the enhanced smog test for high NO. What do I do?
by
Robin
Yes (1)
1992 Jeep Cherokee Sport..failed the NO. Max limit was 711, mine was 722.
by
chris
Yes (1)
Smog check only test failed, Honda Accord 1990, 2.2 engine.
by
Carlos
Yes (1)
1997 Dodge B1500 V6 3.9L. everything seems to work, except it won't communicate with the smog check machine.
by
craig
Yes (1)
1999 Ford F250 Super Duty Diesel, 7.3L with modified exhaust and performance computer chip
by
allen
Yes (1)
2007 Honda Odyssey - Is a catalytic converter necessary to pass California smog check?
by
bev
Yes (1)
1998 Mercury Mountaineer with a Catalytic Converter problem. Should we replace the CAT?
by
Ruth
Yes (1)
1985 Honda Civic CRX did not pass the CA smog test with many repairs
by
James Daniel
Yes (1)
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