22963841 Charcoal Canister Fuel Evap Vapor, Compatible with 2004-2016 Cadillac Escalade, Chevy Suburban & Avalanche, GMC Yukon, Hummer H2 Vehicles - 5.3L, 6.0L, 6.2L, Replaces# 911-199, 12573649

Working Principle:After the engine is turned off, the gasoline steam and fresh air are mixed and stored in the activated carbon tank. When the engine is started, the electromagnetic valve between the activated carbon tank and the intake manifold is opened, and the gasoline steam in the tank is brought into the cylinder by clean air under the effect of the vacuum of the intake pipe to participate in the combustionReplacement For:GMC2015-2016 GMC Yukon XL 5.3, 6.2L2004-2005, 2009-2014 GMC Yukon XL 1500 5.3L2004-2009 GMC Yukon XL 1500 6.0L2007-2008, 2010-2014 GMC Yukon XL 1500 6.2LChevy2007-2013 Avalanche 5.3L2007-2009 Avalanche 6.0L2004-2006 Avalanche 1500 5.3L2015-2016 Suburban 5.3L2016 Suburban 6.0L2004-2005, 2009-2014 Suburban 1500 5.3L2006-2009 Suburban 1500 6.0LCadillac2004-2016 Escalade ESV 6.0L, 6.2L2004-2013 Escalade EXT 6.0L, 6.2LHummer2004-2007 H2 6.0L2008-2009 H2 6.2LTips For Installation:1. Don’t forget to check the hoses for any carbon particles.2. Please make sure that you disconnect all the evap canister hoses and clean out with air.3. If you find the lines clogged with the charcoal pellets, use an air hose and rag to pressurize the fuel tank and tap the vent lines to dislodge the pellets.Replaces OE#:911-199, 12573649, 22963841, 4B1199, CP438, CP528, VC4122Warranty:36-MonthAt ATRACYPART, we take pride in the quality of our products and in your satisfaction. If you have any problems, do not hesitate to contact us.

• 【REPLACEMENT FOR】2004-2016 Cadillac Escalade, 2004-2016 Chevy Avalanche & Suburban, 2004-2016 GMC Yukon, 2004-2009 Hummer H2. Has strong sealing property, exactly OEM design to replace your defective fuel vapor canister.
• 【PREMIUM QUALITY】The evap canister is made of high quality plastic materials, high hardness, strong plasticity. Matches the function and performance of the original canister on specified vehicles, properly repairs issues with emissions controls. Replace OE#: 911-199, 12573649, 22963841, 4B1199, CP438, CP528, VC4122.
• 【EVAP】Vapor canister, usually installed between the gas tank and the engine, with reducing emissions and fuel consumption for the purpose, the internal use large particle activated carbon material, to combustion the steam and prevent volatilization into the atmosphere, effectively filter the impurities in the gasoline, and finally achieve the goal of fuel saving and environmental protection.
• 【REPLACEMENT VAPOR CANISTER】If you are experiencing tank filling backflow problem, slow gas tank filling, hard to fill the gas tank, engine start issue, emissions errors, and gas nozzle shutting off countless times while filling, EVAP code errors like P0440, P0442, P0449, P0453. A failing charcoal canister might be the problem. It's time for a new canister!
• 【36-MONTH WARRANTY】 If for any reason at all, you are not fully satisfied with the vapor canister, you can contact us through amazon message for carefree REPLACEMENT or REFUND.