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
Chrysler LeBaron V6 failed smog test high Nox
by
Robert
Yes (1)
1990 Chevy truck failed ignition timing and vacuum line disconnected
by
Lance
Yes (1)
1991 volvo 780 turbo 2.3 L, nox emissions were really high other emissions were good
by
eric
Yes (1)
I have a 2001 Saturn Sc-1 with approx 77,000 miles. It has failed the smog test twice.
by
Stacey
Yes (1)
My Toyota Tacoma 1996 failed smoke check: high NOx
by
vuong
Yes (1)
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