Dorman 911-521 Vapor Canister Vent Solenoid

Vapor Canister Vent Solenoid for EVAP Control

Dorman 911-521 is a specific-fit vapor canister vent solenoid for vehicles with an evaporative emissions system that needs reliable vent control. It is built with plastic and metal housing materials, a blade terminal design, and an included wiring harness for direct replacement service.

Compatible With 2006-2011 Chevrolet HHR, 2007-2010 Saturn Sky, and 2006-2009 Pontiac Solstice. This Dorman 911-521 replacement helps restore proper EVAP vent valve operation when the original unit is no longer functioning correctly.

Key Features

• Specific-fit vapor canister vent solenoid for targeted vehicle applications
• Blade terminal type with 2 terminals and male connector/terminal configuration
• Rectangular connector shape with 1 port
• Plastic and metal housing for durability in emission system service
• Wiring harness included for the listed application
• Black finish
• Cross-reference part numbers include Standard Ignition CVS33 and 20880503

Detailed Description

The Dorman 911-521 vapor canister vent solenoid is engineered to support proper operation of the evaporative emissions system by controlling venting at the vapor canister. When this component fails, the check engine light can illuminate and EVAP system performance can be affected. This replacement is built as a specific-fit part for the Chevrolet HHR, Saturn Sky, and Pontiac Solstice applications listed above.

Use Dorman 911-521 when servicing EVAP vent valve concerns on a 2006-2011 Chevrolet HHR, 2007-2010 Saturn Sky, or 2006-2009 Pontiac Solstice. The part number 911-521 is also useful when cross-checking replacement options during diagnosis or parts lookup.

What It Helps Solve

• Check engine light related to EVAP vent solenoid failure
• Improper vapor canister venting
• Evaporative emissions system fault codes
• Vent valve operation issues caused by worn internal components
• Replacement needs for a damaged or nonresponsive vent solenoid

Installation Notes and Tips

Confirm the connector style, terminal count, and port configuration before installation. Match the vehicle application exactly, since this is a specific-fit part and not a universal component. Inspect the EVAP hoses, electrical connector, and surrounding mounting area for damage or corrosion during service.

Quality Assurance

Dorman builds this vapor canister vent solenoid with quality materials to support durability and proper EVAP system operation. The part is intended as a direct replacement for the listed applications and is identified by part number 911-521.