Rep OE Number20915990 GT295Applicable Car ModelCompatible with Cadillac Vehicles:2009, 2010, 2011 Escalade 6.2L2009, 2010, 2011 Escalade ESV 6.2L2009, 2010, 2011 Escalade EXT 6.2LCompatible with Chevy Vehicles:2007, 2008, 2009, 2010, 2011 Avalanche 5.3L2007, 2008 Silverado 1500 5.3L2009 Silverado 1500 5.3L / 6.2L2010, 2011 Silverado 1500 4.8L / 5.3L / 6.2L2007 Silverado 1500 Claic 5.3L2007, 2008, 2009, 2010, 2011 Suburban 1500 5.3L2007, 2008, 2009, 2010, 2011 Tahoe 5.3L2009 Tahoe 6.2LCompatible with GMC Vehicles:2007, 2008 Sierra 1500 5.3L2009 Sierra 1500 5.3L / 6.2L2010, 2011 Sierra 1500 4.8L / 5.3L / 6.2L2007 Sierra 1500 Claic 5.3L2007, 2008 Yukon 5.3L2009, 2010, 2011 Yukon 5.3L / 6.2L2007, 2008 Yukon XL 1500 5.3L2009, 2010, 2011 Yukon XL 1500 5.3L / 6.2LPackage List1* tank capNoteProduct description: 100% & High QualityAttention: Please double chethe part number of your it. If you are not sure is it suitable for your car, We are glad to help you to confirm the fitment . If you can not ensure the fitted probl, welcome to contact us.Function:Most caps are sealed by turning them until you hear a clicking sound. An old, loose cap, cracked or otherwise faulty cap may causes your cheengine light CEL turns on.If your cheengine light comes on or if you smell of oline or diesel s around or near the filler cap and your car is not ing or ing a unusual noise, please take a minute to chethe cap.This cap provide a tight seal to keep your vehicle's tank closed, economy and reduce emiions. 100% and ready to install sight out of the box.