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Smog Check & Emissions Questions and Answers
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> Failed Smog Test
Failed Smog Test
Question
Answered
Pontiac Firebird failed for high NOx during smog check
by
david
Yes (1)
My Chevy Cavalier failed the CA smog test. What should I fix?
by
Leanne
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1980 Toyota Pickup Failed For High NOx
by
richard
Yes (1)
1994 GMC Sonoma 4.3 litre v6 vortec with a throttle body.
by
Abidon
Yes (1)
How should I drive my Mazda 626 to set emission monitors?
by
Joan
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I want to retire my Volvo station wagon through the vehicle buy back program.
by
Jean
Yes (1)
1986 Volvo GLE failed on low speed NOx
by
Jonathan
Yes (1)
How do I complete a Nissan Xterra drive cycle to set the emission monitors?
by
Anna
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My 1987 Toyota Celica GT failed CA smog check.
by
David
Yes (1)
Does a 2006 Nissan Sentra have an EGR Valve?
by
Sarah
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