Standard Ignition CP423 Vapor Canister Vent Solenoid

Vapor Canister Vent Solenoid for GM EVAP Service

Standard Ignition CP423 is a vapor canister vent solenoid built for emission control service on select Chevrolet Cavalier and Pontiac Sunfire models. It uses a female connector, male pin terminals, and a single port layout to support a direct-fit repair for EVAP system faults.

Key Features

• Vapor canister vent solenoid for emission control repair
• Female connector with 2 connector cavities
• Male pin terminals with 2 terminal positions
• Single-port design for EVAP system routing
• Built with industrial-grade materials for durability
• End-of-line tested for quality control
• Standard Ignition CP423 replacement part number

Detailed Product Overview

Standard Ignition CP423 is engineered to meet or exceed original equipment specifications for vapor canister vent solenoid service. It is used in the evaporative emission control system to help manage vapor flow through the canister circuit, supporting proper system operation on 1999-2005 Chevrolet Cavalier and 1999-2005 Pontiac Sunfire applications. This part cross-references Dorman OE Solutions 911-034 for the same application.

For buyers searching for a Chevrolet Cavalier vapor canister vent solenoid or Pontiac Sunfire EVAP vent solenoid, CP423 provides a focused replacement option with the connector and terminal configuration needed for the listed vehicles. The Standard Ignition CP423 part number is also referenced in interchange listings for related service applications.

Common Problems This Part Can Address

• EVAP system leak codes related to vent control
• Faulty canister vent solenoid operation
• Improper vapor routing in the emission control system
• Check engine light concerns tied to EVAP faults
• Failed emissions inspection caused by vent circuit issues

Installation Notes and Tips

• Verify connector style, terminal type, and port layout before installation.
• Confirm the vehicle is a 1999-2005 Chevrolet Cavalier or 1999-2005 Pontiac Sunfire.
• Inspect the EVAP hoses and electrical connector for damage during replacement.
• Clear diagnostic trouble codes after repair and verify system operation.

Quality Assurance

Standard Ignition states that this part is manufactured with high-grade materials and tested at the end of the production line to support consistent performance. CP423 is built to meet or exceed original equipment specifications for emission control service.