Standard Ignition CP3091 Vapor Canister

Vapor Canister for EVAP System Service

Standard Ignition CP3091 is a vapor canister for evaporative emission control repair on select GM, Isuzu, Honda, and Pontiac applications. It is built with an included filter element and three hose connectors to support direct replacement service on vehicles such as the Chevrolet Blazer, GMC Jimmy, and GMC Envoy.

Key Features

• Standard Ignition CP3091 vapor canister for evaporative system repair
• Filter element included
• 3 hose connectors and 3 ports for EVAP routing
• Hose sizes: 5/16 in. and 11/16 in.
• Length: 13.1 in.
• Direct-fit coverage for multiple Chevrolet, GMC, Isuzu, Honda, Buick, Oldsmobile, and Pontiac models

Detailed Description

The CP3091 vapor canister stores fuel vapors from the EVAP system and routes them for later purge through the engine management system. This Standard Ignition part number CP3091 is listed for 2001-2005 GMC Jimmy, 2002-2005 Chevrolet Blazer, 2002-2004 GMC Envoy, 2002-2004 GMC Envoy XL, 2004 GMC Envoy XUV, 2004 Buick Rainier, 2003-2004 Chevrolet S10, 2003-2004 GMC Sonoma, 2003-2004 Isuzu Ascender, 2003-2004 Oldsmobile Bravada, 2002-2004 Isuzu Axiom, 2001-2004 Isuzu Rodeo, 2001-2003 Isuzu Rodeo Sport, 2001-2002 Honda Passport, 2002 Isuzu Trooper, and 2001-2005 Pontiac Montana, Outside. This part cross-references 2-29967 and CP1243 for the same application.

What It Helps Address

• EVAP leak codes related to vapor storage or venting
• Fuel vapor odor from a saturated or damaged canister
• Failed emissions inspection tied to evaporative system faults
• Restricted vapor flow caused by a clogged filter element
• Driveability concerns linked to improper EVAP purge or vent operation

Installation Notes and Tips

Verify hose size, port count, and canister length against the original unit before installation. Confirm the vehicle application by year, make, and model, especially for Chevrolet Blazer, GMC Jimmy, and GMC Envoy fitments. Inspect EVAP hoses, connectors, and related purge and vent components for damage or blockage during replacement.

Quality Assurance

Standard Ignition supplies replacement emission control components for service work that follows OE-style fitment requirements. CP3091 is cataloged for direct application matching across the listed vehicles and is identified by the part number CP3091 for ordering and verification.