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CamaroSkooter · 10-15-2012, 04:03 PM

P0171 and P0172

To have both of those pop up at the same time usually indicates that something's goofy with the MAF sensor or there's a vacuum issue somewhere in the system.

I'm curious, what kind of air filter are you using?

10-15-2012, 04:03 PM	#8
CamaroSkooter Retarded One-Legged Owl Drives: 2010 Black Camaro 2SS Join Date: Oct 2008 Location: San Antonio, TX Posts: 9,745	P0171 and P0172 To have both of those pop up at the same time usually indicates that something's goofy with the MAF sensor or there's a vacuum issue somewhere in the system. I'm curious, what kind of air filter are you using? __________________ My VIN = 2G1FK1EJ9A9105017 Build Date: 04-23-2009 according to: http://www.compnine.com/vid.php