Regular Smog Check
STAR Smog Station
Smog Check Repair
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Smog Check & Emissions Questions and Answers
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High NO
Question
Answered
1993 Honda Accord Failed Smog Test High NO
by
gary
Yes (1)
2002 Toyota Camry Emission Monitors Not Ready
by
Frank
Yes (1)
1990 Acura Integra Failed Smog Test High NO
by
Jess
Yes (1)
1991 Oldsmobile Cutlass Ciera Failed Smog Test
by
sterling
Yes (1)
1994 Ford 150 High and Low Emission To Pass
by
jim
Yes (1)
1994 Toyota Camry High Mileage Failed HC and NO
by
Brian
Yes (1)
1991 Honda Accord Failed CA Emission Test for High HC and High NO
by
Jeff
Yes (1)
2005 Infiniti G35 Coupe Fuel Trim Too High
by
j
Yes (1)
1992 Volvo 240GL Failed Smog Test Due to High NOx
by
andre
Yes (1)
How can I lower NOx on my 2002 Hyundai Accent?
by
javier
Yes (1)
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