Standard Ignition CP3743 Vapor Canister

Vapor Canister for 2017 Buick LaCrosse

Standard Ignition CP3743 is a vapor canister for the evaporative emission control system on the 2017 Buick LaCrosse. It uses charcoal filter media to capture fuel vapors and route them through the EVAP system as part of normal emissions management.

Key Features

• Black vapor canister housing for EVAP system service
• Charcoal filter element included
• Female connector design with rectangular and square connector shapes
• 2 hose connectors and 3 ports for evaporative system routing
• 5 male blade terminals for electrical connection
• Standard Ignition CP3743 replacement part

Product Details

Built for the evaporative system, this vapor canister helps store fuel vapors before they are purged back into the engine intake. For 2017 Buick LaCrosse applications, CP3743 is a direct-fit emission control component that supports proper EVAP system operation and helps maintain the vehicle’s vapor management path. This part cross-references 23495647 for the same application.

Common Issues It May Address

• EVAP leak codes related to vapor storage faults
• Fuel vapor odor around the vehicle
• Damaged or saturated charcoal canister media
• Cracked canister housing or failed connector interfaces
• Improper vapor routing in the evaporative system

Installation Notes

Verify connector style, port count, and hose routing before installation. This vapor canister uses a female connector layout with rectangular and square connector shapes, plus blade terminals, so matching the OE configuration is important for a clean repair. Standard Ignition CP3743 is listed for the 2017 Buick LaCrosse, and fitment should be confirmed against the vehicle’s EVAP system layout before service.

Quality Assurance

Standard Ignition supplies emission control components for OE-style replacement needs, and CP3743 is built to match the listed application and connection layout for the 2017 Buick LaCrosse.