VeloLink Vapor Canister EVAP Replacement for Cadillac Escalade, Chevy Suburban & Yukon XL (2004–2016 V8)

VeloLink's vapor charcoal canister is a direct-fit EVAP replacement designed to restore proper fuel vapor capture and venting on compatible Cadillac, Chevy, GMC and Hummer models.

This replacement EVAP canister (vapor canister) is engineered to match the original equipment footprint and connections for many 5.3L, 6.0L and 6.2L V8 applications from 2004–2016, including Escalade, Suburban, Avalanche, Yukon XL and certain Hummer H2 model years. Built from reinforced plastic with an internal activated carbon bed, it captures fuel vapors from the tank and routes them to the engine for controlled purging. Use this canister when you see EVAP-related trouble codes, smell fuel inside or notice rough idle behaviors tied to the purge system.

How does this canister fit my vehicle?

The VeloLink canister is designed to directly replace OEM units on many GM full-size SUVs and trucks. It uses the same mounting points, port sizing and electrical connector locations as factory parts so installation is straightforward for a trained DIYer or professional technician.

• Compatible with listed year ranges for Escalade, Suburban, Avalanche, Yukon XL and Hummer H2 engines.
• Connects to existing vent and purge hoses without modification.
• Replaces part numbers like 12573649, 22963841, CP438 and VC4122.

What symptoms indicate I should replace the EVAP canister?

Common signs include persistent check engine light codes related to the EVAP system, a noticeable gasoline odor inside or around the vehicle, and irregular idling when the purge system malfunctions. Replacing the canister often resolves vapor leaks and helps normalize purge behavior.

• CEL with EVAP codes (store/purge faults).
• Strong fuel smell inside the cabin or near the rear of the vehicle.
• Unusual noises from the EVAP area on startup or while driving.

What are the build quality and installation basics?

The canister is molded from reinforced plastic with sealed joints and an activated carbon core to adsorb fuel vapors until the engine purges them. Although not a genuine OEM part, the unit is engineered to meet or exceed OEM standards for fit and performance. Installation requires removing the old canister, swapping over any retained brackets or valves, and reconnecting hoses and electrical connectors.

• Durable reinforced plastic housing resists heat and vibration.
• Pre-molded ports align with factory hoses to prevent leaks.
• Simple bolt-and-connector replacement—no cutting or splicing.

Which part numbers and models does this replace?

This VeloLink canister replaces multiple OEM and aftermarket part numbers, making it a convenient solution for fleet and multi-model repairs. Verify compatibility with your vehicle's engine size and model year before purchasing to ensure an exact match.

• Common replace numbers: 911-199, 12573649, 22963841, CP438, CP528, VC4122.
• Fits popular 5.3L, 6.0L and 6.2L full-size GM SUVs and trucks from 2004–2016.
• Confirm fit by matching ports and mounting points to your existing canister.

Who is this for: This VeloLink vapor charcoal canister is intended for vehicle owners, independent mechanics and shop technicians maintaining or repairing GM full-size SUVs and trucks (Escalade, Suburban, Avalanche, Yukon XL, Hummer H2) that exhibit EVAP system faults or fuel vapor odors. It is suited for those who need a dependable direct-replacement part that meets or exceeds OEM fit and function without the OEM price tag. If you’re troubleshooting EVAP codes or replacing a visibly damaged or leaking canister, this unit provides a compatible, serviceable solution.