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
1994 Toyota Pickup 2.4 liter failed for high NOx.
by
Cliff
Yes (1)
1993 Honda Civic Coupe smog testing again in less then 2 years... how come?
by
matt
Yes (1)
1977 Chevy Blazer 305 V-8 motor failing high CO. Why?
by
roger
Yes (1)
1995 Ford 460 Motorhome failed smog test for high CO.
by
kevin
Yes (1)
1995 Ford Ranger 3.0 Excessive EGR Flow
by
greg
Yes (1)
2002 Toyota Corolla - Is there a difference between a California CAT and a Federal CAT?
by
John
Yes (1)
1999 Dodge Ram Diesel - Worried it will fail the smog test.
by
howard
Yes (1)
1997 Jeep Wrangler Sport 4.0 failed smog for high HC
by
Bruce
Yes (1)
1996 Nissan Pickup Truck failed for high HC.
by
steve
Yes (1)
1984 Toyota Pickup. 2.4 L EGR valve question; failed smog check for high NOx.
by
David
Yes (1)
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