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Standard Ignition CP438 Vapor CanisterOE Quality 60-Day Returns
Part #: CP438

Standard Ignition CP438 Vapor Canister

83 vehicles fit this part
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Fitment: Cadillac, Chevrolet, GMC, and Hummer, Escalade ESV, Suburban, Yukon XL, Suburban 1500, Yukon XL 1500, Escalade EXT, Avalanche, H2, and Avalanche 1500
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Vapor Canister for EVAP System Repair

Standard Ignition CP438 is a vapor canister for evaporative emission control service on select GM and Cadillac applications. It uses high-grade materials, a black finish, and a built-in filter element to support precise vapor storage and release in the EVAP system.

Compatible with 2004-2016 Cadillac Escalade ESV, 2004-2013 Cadillac Escalade EXT, 2004-2014 Chevrolet Suburban 1500, 2004-2006 Chevrolet Avalanche 1500, 2007-2012 Chevrolet Avalanche, 2004-2009 Hummer H2, 2004-2014 GMC Yukon XL 1500, and 2015-2016 GMC Yukon XL.

Key Features

  • Standard Ignition CP438 vapor canister for evaporative emission control service
  • Black finish for a clean OE-style appearance
  • Filter element included
  • 3 hose connectors and 3 ports for EVAP routing
  • 12.4-inch length for direct-fit replacement applications
  • Built with professional-grade materials for consistent performance and longer service life

Detailed Description

This vapor canister is built for EVAP system repair on vehicles such as the Chevrolet Suburban 1500, GMC Yukon XL 1500, Cadillac Escalade ESV, and Hummer H2. Standard Ignition CP438 is engineered with durable materials and professional construction to help maintain proper fuel vapor storage and purge function in the evaporative emissions system. This part cross-references Dorman OE Solutions 911-199 for the same application.

Common Repair Symptoms

  • Check engine light related to EVAP system faults
  • Fuel vapor odor around the vehicle
  • EVAP leak or purge flow diagnostic trouble codes
  • Failed emissions inspection tied to evaporative system issues
  • Cracked, saturated, or damaged vapor canister housing

Installation Notes and Tips

Verify hose routing, port count, and canister length before installation. Inspect EVAP hoses, seals, and connectors for damage or blockage while replacing the canister. Confirm fitment against the vehicle’s year, make, and model before service, especially on Cadillac Escalade EXT, Chevrolet Avalanche, and GMC Yukon XL applications.

Quality Assurance

Standard Ignition builds this part with high-grade materials and professional construction backed by decades of EVAP and technician-focused product development. That focus supports reliable fit and consistent evaporative system performance across the listed applications.

BrandStandard Ignition
Part NumberCP438
Color/FinishBlack
Filter Element IncludedYes
Length - Inches12.4"

This part fits 83 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2016CadillacEscalade ESVN/A
2016GMCYukon XL5.3LV8N/A
2016GMCYukon XL6.2LV8N/A
2015CadillacEscalade ESVN/A
2015GMCYukon XL5.3LV8N/A
2015GMCYukon XL6.2LV8N/A
2014CadillacEscalade ESVN/A
2014ChevroletSuburban 15005.3LV8N/A
2014GMCYukon XL 15005.3LV8N/A
2014GMCYukon XL 15006.2LV8N/A
2013CadillacEscalade ESV6.2LV8N/A
2013CadillacEscalade EXT6.2LV8N/A
2013ChevroletSuburban 15005.3LV8N/A
2013GMCYukon XL 15005.3LV8N/A
2012CadillacEscalade ESV6.2LV8N/A
2012CadillacEscalade EXT6.2LV8N/A
2012ChevroletAvalanche5.3LV8N/A
2012ChevroletSuburban 15005.3LV8N/A
2012ChevroletSuburban 15006.0LV8N/A
2012GMCYukon XL 15005.3LV8N/A
2012GMCYukon XL 15006.2LV8N/A
2011CadillacEscalade ESV6.2LV8N/A
2011CadillacEscalade EXT6.2LV8N/A
2011ChevroletAvalanche5.3LV8N/A
2011ChevroletSuburban 15005.3LV8N/A
2011ChevroletSuburban 15006.0LV8N/A
2011GMCYukon XL 15005.3LV8N/A
2011GMCYukon XL 15006.2LV8N/A
2010CadillacEscalade ESV6.2LV8N/A
2010CadillacEscalade EXT6.2LV8N/A
2010ChevroletAvalanche5.3LV8N/A
2010ChevroletSuburban 15005.3LV8N/A
2010GMCYukon XL 15005.3LV8N/A
2010GMCYukon XL 15006.2LV8N/A
2009CadillacEscalade ESVN/A
2009CadillacEscalade EXTN/A
2009ChevroletAvalanche5.3LV8N/A
2009ChevroletAvalanche6.0LV8N/A
2009ChevroletSuburban 15005.3LV8N/A
2009ChevroletSuburban 15006.0LV8N/A
2009GMCYukon XL 15005.3LV8N/A
2009GMCYukon XL 15006.0LV8N/A
2009HummerH2N/A
2008CadillacEscalade ESVN/A
2008CadillacEscalade EXTN/A
2008ChevroletAvalanche5.3LV8N/A
2008ChevroletAvalanche6.0LV8N/A
2008ChevroletSuburban 15005.3LV8N/A
2008ChevroletSuburban 15006.0LV8N/A
2008GMCYukon XL 15006.2LV8N/A
2008HummerH2N/A
2007CadillacEscalade ESVN/A
2007CadillacEscalade EXTN/A
2007ChevroletAvalanche5.3LV8N/A
2007ChevroletAvalanche6.0LV8N/A
2007ChevroletSuburban 15005.3LV8N/A
2007ChevroletSuburban 15006.0LV8N/A
2007GMCYukon XL 15005.3LV8N/A
2007GMCYukon XL 15006.0LV8N/A
2007GMCYukon XL 15006.2LV8N/A
2007HummerH2N/A
2006CadillacEscalade ESVN/A
2006CadillacEscalade EXTN/A
2006ChevroletAvalanche 1500N/A
2006ChevroletSuburban 15005.3LV8N/A
2006ChevroletSuburban 15006.0LV8N/A
2006GMCYukon XL 15006.0LV8N/A
2006GMCYukon XL 15005.3LV8N/A
2006HummerH2N/A
2005CadillacEscalade ESVN/A
2005CadillacEscalade EXTN/A
2005ChevroletAvalanche 1500N/A
2005ChevroletSuburban 15005.3LV8N/A
2005GMCYukon XL 15005.3LV8N/A
2005GMCYukon XL 15006.0LV8N/A
2005HummerH2N/A
2004CadillacEscalade ESVN/A
2004CadillacEscalade EXTN/A
2004ChevroletAvalanche 1500N/A
2004ChevroletSuburban 15005.3LV8GASN/A
2004GMCYukon XL 15005.3LV8N/A
2004GMCYukon XL 15006.0LV8N/A
2004HummerH2N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

103501582-282538215-4574B119973-10175911-199CP528CPN1063FVCC20000

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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