Dorman 911-199 Vapor Canister

Overview of the Dorman 911-199 Vapor Canister

The Dorman 911-199 vapor canister is designed to support the evaporative emission control system in select GM vehicles. This component helps reduce harmful fuel vapors from escaping into the atmosphere, ensuring compliance with emission standards for Cadillac, Chevrolet, GMC, and Hummer models.

• Length: 11 inches
• Inside Diameter: 0.612 inches
• Filter Element Material: Carbon
• Filter Elements Included: Yes
• Port Quantity: 3 with varying outside diameters (0.366, 0.612, 0.619 inches)
• Housing Material: Durable plastic in black finish
• Mounting Hardware: Not included
• Connector and Terminal Quantity: 0

Detailed Product Description

The Dorman 911-199 vapor canister is engineered with a carbon filter element to effectively trap fuel vapors within the evaporative system. Its plastic housing provides a lightweight yet durable structure, suitable for the demanding environment under the hood. The canister features three ports with precise outside diameters to ensure proper connection within the evaporative system. This vapor canister is compatible with a range of GM vehicles, including Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche 1500, GMC Yukon XL 1500, Hummer H2, and Chevrolet Suburban 1500.

Applications and Common Issues Addressed

• Prevents fuel vapor leaks that can trigger the check engine light
• Reduces evaporative emissions to meet environmental regulations
• Helps maintain proper fuel system pressure and performance
• Addresses issues related to failed or clogged vapor canisters
• Supports smooth operation of the vehicle’s evaporative system

Installation Notes and Tips

• Verify compatibility with your specific make and model before installation
• Mounting hardware is not included; retain original hardware or source separately
• Ensure all port connections match the specified diameters for a secure fit
• Inspect surrounding hoses and connectors for wear during replacement
• Follow manufacturer guidelines for proper installation and torque specifications

Quality Assurance and Warranty

Dorman manufactures the 911-199 vapor canister to meet or exceed OEM standards for fit and function. The carbon filter element is designed for effective vapor absorption and durability. While mounting hardware is not included, the product undergoes quality checks to ensure reliable performance. Please refer to Dorman’s warranty policy for coverage details.