HomeEmission Control > Evaporative SystemStandard Ignition CP3734 Vapor Canister
Part #: CP3734

Standard Ignition CP3734 Vapor Canister

⚙️ 11 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Cadillac, and Chevrolet, Impala, LaCrosse, Malibu, and XTS
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Overview of Standard Ignition Vapor Canister CP3734

The Standard Ignition Vapor Canister CP3734 is designed to support the evaporative emission control system in select Buick, Cadillac, and Chevrolet vehicles. This black vapor canister features a charcoal filter media and is engineered to maintain proper fuel vapor containment and reduce emissions effectively.

  • Color/Finish: Black for durability and corrosion resistance
  • Connector Gender: Female with one oval-shaped connector
  • Filter Element Included: Yes, with charcoal media for efficient vapor absorption
  • Port Quantity: Two ports for optimal vapor flow
  • Terminal Type: Three male blade terminals for secure electrical connections

Detailed Product Description

The CP3734 vapor canister by Standard Ignition is a critical component in the evaporative system, designed to capture and store fuel vapors from the fuel tank. Its charcoal filter media effectively traps hydrocarbons, preventing them from escaping into the atmosphere. The canister includes one female oval connector and three male blade terminals, ensuring compatibility with the vehicle’s wiring harness. This part is compatible with Buick LaCrosse, Cadillac XTS, and Chevrolet Impala and Malibu models, providing a reliable replacement option for maintaining emission standards.

Compatible Vehicles and Common Applications

  • Buick LaCrosse vapor canister replacement
  • Cadillac XTS evaporative system repair
  • Chevrolet Impala emission control maintenance
  • Chevrolet Malibu fuel vapor containment

Installation Notes and Tips

When installing the Standard Ignition CP3734 vapor canister, ensure the female oval connector is securely attached to the vehicle’s harness. Verify that the two ports are properly connected to the evaporative system lines to maintain vapor flow. Since mounting hardware is not included, reuse existing brackets or hardware from the original part. Inspect all electrical connections for corrosion or damage before installation to ensure proper function.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The CP3734 vapor canister undergoes rigorous testing to ensure durability and performance in emission control applications. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberCP3734
Color/FinishBlack
Connector GenderFemale
Connector Quantity1
Connector ShapeOval
Filter Element IncludedYes
Filter MediaCharcoal
Mounting Hardware IncludedNo
Port Quantity2
Terminal GenderMale
Terminal Quantity3
Terminal TypeBlade

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2020ChevroletImpala3.6LV6N/A
2019CadillacXTSN/A
2019ChevroletImpala3.6LV6N/A
2018CadillacXTSN/A
2017CadillacXTSN/A
2017ChevroletImpala3.6LV6N/A
2016CadillacXTSN/A
2016ChevroletImpalaN/A
2015CadillacXTSN/A
2013BuickLaCrosse2.4LL4N/A
2013ChevroletMalibu2.4LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

134134492-70594CP1898VC4704

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.