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	Question	Answered
	1991 GMC Sierra 1500 failed smog test in all categories at 15 mph by chris	Yes (1)
	Does 1980 Chevrolet truck C30 have an EGR valve? by Barry	Yes (1)
	Volvo 1997 S90 failed smog inspection two times. by Alicia	Yes (1)
	1997 Honda Del Sol failed smog inspection for high NOx. by richard	Yes (1)
	Nissan Quest Failed Smog Inspection for High NOx Results by ulises	Yes (1)
	Pontiac Firebird failed for high NOx during smog check by david	Yes (1)
	What is a drive cycle for a Chrysler Town & Country? by Aracelia	Yes (1)
	Does a 2006 Nissan Sentra have an EGR Valve? by Sarah	Yes (1)
	How to test EGR valve solenoid on Chevy El Camino 305 high NOx by frank	Yes (1)
	Saturn SL2 failed EGR valve functional test. Why? by Laura	Yes (1)

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