Standard Ignition CVS139 Vapor Canister Vent Solenoid

Vapor Canister Vent Solenoid for GM Trucks and SUVs

Standard Ignition CVS139 is a direct-fit vapor canister vent solenoid for emission control repair. It restores proper evaporative system sealing to help keep unused fuel vapors from escaping the fuel tank and into the atmosphere. This replacement is built for OE fit, form, and function on select Chevrolet Silverado, GMC Sierra, Tahoe, Avalanche, and Cheyenne applications.

Key Features

• Direct replacement for damaged or failed vapor canister vent solenoids
• OE-style fit, form, and function for cleaner installation and reliable operation
• Industrial-grade construction for long service life and consistent performance
• Female square connector with 1 connector, 2 blade terminals, and 2 hose ports
• OE-quality connectors and terminals for secure engine wire harness connection
• Precisely machined mounting bracket to match OE specifications

Detailed Description

Standard Ignition CVS139 is engineered for evaporative emissions service on GM light-duty and heavy-duty platforms. It is a vapor canister vent solenoid that helps control fuel vapor release from the tank and charcoal canister system, supporting proper emissions performance. The connector and terminal design follows OE-style specifications for dependable electrical contact, while the mounting bracket is shaped for a faster, more accurate install. This part cross-references Dorman OE Solutions 911-099 for the same application.

What It Helps Fix

• Check engine light related to EVAP vent solenoid faults
• Fuel vapor leakage from a damaged vent control valve
• Failed evaporative emissions sealing during system operation
• Hard-to-diagnose EVAP system codes on Chevrolet Silverado and GMC Sierra trucks
• Emission control issues on Tahoe, Avalanche, and Cheyenne applications

Installation Notes and Fitment

Compatible with select 2007-2019 Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Tahoe, Avalanche, and Cheyenne applications, plus 2007-2019 GMC Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD applications. Body fitment includes rows such as Fits 2019 Chevrolet Silverado 1500, N/A; Fits 2011-2013 Chevrolet Silverado 1500, N/A, w/o Hose; Fits 2011-2014 Chevrolet Tahoe, N/A, w/o Harness; and Fits 2007-2010 GMC Sierra 2500 HD, N/A. Verify connector style, hose port layout, and bracket location against the original part before installation. Some listed applications note alternate harness or hose configurations, so confirm vehicle-specific details before ordering. Standard Ignition CVS139 is also referenced by part number CVS139 for catalog and service lookup.

Quality Assurance

Manufactured with OE-quality materials and connectors to meet fit, form, and function expectations for emission control service. The design focuses on stable electrical conductivity, secure mounting, and consistent vapor control performance.