Dorman 911-523 Vapor Canister Vent Solenoid

Vapor Canister Vent Solenoid for GM Trucks

The Dorman 911-523 vapor canister vent solenoid restores control of the evaporative emissions system on select Chevrolet and GMC trucks. It is built with durable materials and a black plastic housing to support proper vent valve operation and help address EVAP-related warning lights.

Key Features

• Specific-fit vapor canister vent solenoid for direct replacement use
• Elliptical female connector with blade-style connector/terminal configuration
• Single-port design with 11.26 in vacuum connector diameter
• Black plastic housing for underbody and emissions-system service
• Connector quantity: 1; wiring harness not included
• Interchanges with Standard Ignition CVS119 and other listed cross-references

Detailed Description

Dorman 911-523 is a vapor canister vent valve assembly engineered for the evaporative emissions system on select GM heavy-duty and light-duty trucks. It is a specific-fit replacement for applications including 2011-2014 Chevrolet Silverado 2500 HD, 2011-2014 Chevrolet Silverado 3500 HD, 2011-2014 GMC Sierra 2500 HD, 2011-2014 GMC Sierra 3500 HD, and select 2011-2013 Chevrolet Silverado 1500 and Silverado 3500 configurations. This part number, 911-523, is built to match the original-style connector layout and port dimensions for service on the vent side of the EVAP system.

This part cross-references Standard Ignition CVS119 for the same application.

What It Helps Address

• Check engine light caused by a faulty vapor canister vent solenoid
• EVAP system venting faults on Chevrolet Silverado and GMC Sierra trucks
• Sticking or non-responsive vent valve operation
• Emissions-system sealing or purge/vent control concerns
• Replacement needs for worn or damaged vent solenoid housings and connectors

Installation Notes and Tips

Verify connector shape, port size, and vehicle application before installation. This Dorman 911-523 vent solenoid uses one female elliptical connector and does not include a wiring harness. Confirm the vehicle’s EVAP service location and match the listed fitment exactly, including Silverado 1500 Crew Cab; Short Box and other noted configurations where applicable.

Quality Assurance

Dorman manufactures this vapor canister vent solenoid with quality materials to support durability and proper evaporative emissions system operation. It is intended as a direct replacement for the listed Chevrolet Silverado and GMC Sierra applications.