Regular Smog Check
STAR Smog Station
Smog Check Repair
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Smog Check & Emissions Questions and Answers
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High HC
Question
Answered
1993 Totoya Camry failed smog test for high HC. Car has high mileage.
by
max
Yes (1)
1982 Chevy Silverado v8 5.1L failed HC with ignition timing off.
by
alfredo
Yes (2)
1977 Chevy Impala 350ci failed smog check tech says CO2 and O2 too high
by
Dan
Yes (1)
1995 Honda Accord EX failed high CO and HC emissions
by
tou
Yes (1)
Out of state Mitsubishi Galant won't pass smog check
by
Derek
Yes (1)
Toyota Camry passed HC on smog check but failed CO.
by
Lou
Yes (1)
Chrysler LeBaron V6 failed smog test high Nox
by
Robert
Yes (1)
1995 Plymouth Neon failed smog with high Hydrocarbon HC levels.
by
Stephanie
Yes (1)
1998 subaru legacy outback.Will not pass at idle. HC are too high measuring 132. Passes @ 2500 RPMs
by
gonzalo
Yes (1)
1990 Chevy truck failed ignition timing and vacuum line disconnected
by
Lance
Yes (1)
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