Most fuel caps are sealed by turning them until you hear a clicking sound. An old, loose gas cap, cracked or otherwise faulty gas cap may causes your check engine light CEL turns on.
This gas cap provide a tight seal to keep your vehicle's fuel tank closed, fuel economy and reduce vapor emissions. Brand New and ready to install straight out of the box.

Compatible with Buick Vehicles:
2005-2008 Allure
2005-2010 LaCrosse
2006-2011 Lucerne
2005-2007 Rainier
2011 Regal
2004-2007 Rendezvous
2005-2007 Terraza

Compatible with Cadillac Vehicles:
2007-2011 CTS
2006-2011 DTS
2007-2009 SRX
2007-2011 STS
2007-2008 XLR

Compatible with Chevy Vehicles:
2004-2011 Aveo
2006-2011 Aveo 5
2005-2010 Cobalt
2004-2012 Colorado
2007-2011 Corvette
2011 Cruze
2005-2010 Equinox
2006-2011 Express 1500 Van
2006-2011 Express 2500 Van V8 4.8L 6.0L
2006-2011 Express 3500 Van V8 4.8L 6.0L
2006-2011 HHR
2006-2012 Impala
2004-2012 Malibu
2006-2007 Monte Carlo
2004-2007 Optra
2005-2006 SSR
2005-2009 Trailblazer
2005 Trailblazer EXT
2005-2008 Uplander

Compatible with GMC Vehicles:
2004-2012 Canyon
2005-2009 Envoy
2005-2006 Envoy XL
2005 Envoy XUV
2006-2011 Savana 1500 Van
2006-2011 Savana 2500 Van V8 4.8L 6.0L
2006-2011 Savana 3500 Van V8 4.8L 6.0L

Compatible with Pontiac Vehicles:
2008 Astre
2009 G3
2007-2009 G5
2005-2009 G6
2005-2008 Grand Prix
2004-2006 GTO
2005 Montana
2006 Montana SV6
2005-2006 Pursuit
2006-2009 Solstice
2006-2009 Torrent
2005 Wave

Compatible with Saturn Vehicles:
2007-2009 Aura
2006-2007 Ion

Replaces Part #: 95995094 fuel gas cap.

NOTE: This is NOT a genuine part, it's a aftermarket replacement part manufactured by Allmotorparts.