Dorman 911-649 Vapor Canister

Overview of Dorman Vapor Canister 911-649

The Dorman 911-649 vapor canister is designed to support the evaporative emission control system in select Cadillac and Chevrolet vehicles. Engineered with durable plastic housing and a charcoal filter element, this vapor canister helps reduce harmful fuel vapors from escaping into the atmosphere.

• Length: 15 inches for optimal fitment
• Plastic connector with a rectangular female shape
• Charcoal filter element included for effective vapor absorption
• Three ports with outside diameters of 0.375 and 0.625 inches
• Spade-type male terminals, three in total
• Mounting hardware included for straightforward installation
• Black plastic housing designed for durability

Detailed Product Description

The Dorman 911-649 vapor canister is a critical component of the evaporative system, specifically compatible with Cadillac ELR and Chevrolet Volt models. Its plastic housing encases a charcoal filter element that captures fuel vapors, preventing them from entering the atmosphere and ensuring compliance with emission standards. The canister features a single plastic connector with a rectangular female shape and three ports designed to fit standard vapor lines with diameters of 0.375 and 0.625 inches. The three male spade terminals provide secure electrical connections, and the included mounting hardware simplifies the replacement process.

Compatible Vehicles and Applications

This vapor canister is compatible with the following vehicles:

• Cadillac ELR
• Chevrolet Volt

Use the Dorman 911-649 vapor canister to address issues related to evaporative emissions and fuel vapor containment in these models.

Common Issues Addressed by This Vapor Canister

• Fuel odor inside or around the vehicle
• Check engine light triggered by EVAP system faults
• Failed emissions tests due to vapor leaks
• Reduced fuel efficiency caused by vapor loss
• Rough engine idle linked to EVAP system malfunction

Installation Notes and Tips

• Ensure the vehicle is cool and parked on a level surface before installation
• Disconnect the battery to prevent electrical shorts when handling terminals
• Use the included mounting hardware to secure the canister firmly in place
• Verify all connectors and ports are properly seated to avoid vapor leaks
• Consult the vehicle’s service manual for specific removal and installation procedures

Quality Assurance and Warranty

Dorman manufactures the 911-649 vapor canister to meet or exceed OEM specifications for fit, form, and function. The product undergoes rigorous quality control to ensure durability and reliable performance in Cadillac ELR and Chevrolet Volt vehicles. Warranty coverage details are available through Dorman and typically include protection against defects in materials and workmanship.