HomeEmission Control > Evaporative SystemDorman 911-261 Vapor Canister
Part #: 911-261

Dorman 911-261 Vapor Canister

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301 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac, Roadmaster, Fleetwood, Caprice, Impala, Skylark, Lumina APV, Astro, S10, Electra, Skyhawk, Cavalier, LeSabre, Century, Camaro, Celebrity, Citation, Estate Wagon, DeVille, Eldorado, Seville, Monza, Starfire, Sunbird, Regal, Riviera, El Camino, Malibu, Monte Carlo, Cutlass, Delta 88, Omega, Bonneville, Catalina, Firebird, Grand Am, Grand Prix, LeMans, Commercial Chassis, Chevette, Corvette, Nova, 98, Toronado, Astre, Calais, Vega, Grand Safari, and Ventura
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Overview of Dorman Vapor Canister 911-261

The Dorman 911-261 vapor canister is designed to support the evaporative emission control system in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. This vapor canister helps reduce harmful fuel vapors from escaping into the atmosphere, maintaining compliance with emission standards.

  • Length: 5.75 inches
  • Three ports with outside diameters of 0.258, 0.32, and 0.41 inches
  • Charcoal filter element included for effective vapor absorption
  • Durable rubber housing material in black finish
  • Includes filter elements but no mounting hardware or connectors

Product Details and Specifications

The Dorman 911-261 vapor canister features a robust rubber housing that protects the internal charcoal filter element, which is essential for capturing fuel vapors in the evaporative system. With three ports sized at 0.258, 0.32, and 0.41 inches outside diameter, this canister is engineered to fit specific evaporative system configurations. The 5.75-inch length ensures compatibility with various models including the Chevrolet Camaro, Buick LeSabre, Pontiac Firebird, and Cadillac DeVille. The charcoal filter element is designed to absorb and store fuel vapors, preventing them from escaping into the environment.

Compatible Vehicles and Applications

This vapor canister is compatible with a range of GM vehicles, including but not limited to:

  • Buick Century, LeSabre, and Regal
  • Cadillac DeVille, Eldorado, and Seville
  • Chevrolet Camaro, Caprice, and Impala
  • Oldsmobile Cutlass and Delta 88
  • Pontiac Firebird, Grand Prix, and Bonneville

Use the Dorman 911-261 vapor canister to address evaporative emission control issues in these models.

Common Issues Addressed by This Vapor Canister

  • Fuel vapor leaks causing check engine light codes related to the evaporative system
  • Failed emissions tests due to faulty vapor canister performance
  • Fuel odor around the vehicle caused by vapor canister malfunction
  • Reduced fuel efficiency linked to evaporative system leaks
  • Rough engine idle or stalling related to vapor recovery system faults

Installation Notes and Tips

Installation of the Dorman 911-261 vapor canister requires basic mechanical skills and knowledge of the vehicle’s evaporative system. Note that mounting hardware is not included, so retain original brackets or source compatible hardware. Ensure all port connections match the specified diameters (0.258, 0.32, and 0.41 inches) for proper sealing. Inspect hoses and connectors for wear or damage during installation to maintain system integrity.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 911-261 vapor canister undergoes quality checks to ensure durability and performance in emission control applications. Warranty coverage details can be obtained from the product documentation or manufacturer’s website.

BrandDorman
Part Number911-261
Color/FinishBlack
Connector Quantity0
Filter Element MaterialCharcoal
Filter Elements IncludedYes
Housing MaterialRubber
Inside Diameter0.258
Inside Diameter0.32
Inside Diameter0.41
Length5.75
Mounting Hardware IncludedNo
Package Contents1 Vapor Canister
Port Outside Diameter0.258
Port Outside Diameter0.32
Port Outside Diameter0.41
Port Quantity3
Terminal Quantity0

This part fits 301 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995BuickRoadmaster5.7LV8N/A
1995CadillacFleetwood5.7LV8N/A
1995ChevroletCaprice4.3LV8N/A
1995ChevroletImpala5.7LV8N/A
1994BuickRoadmaster5.7LV8N/A
1994CadillacFleetwood5.7LV8N/A
1994ChevroletCaprice4.3LV8N/A
1994ChevroletImpala5.7LV8N/A
1993BuickSkylark3.3LV6N/A
1992BuickSkylark3.3LV6N/A
1992ChevroletLumina APV3.1LV6N/A
1991ChevroletLumina APV3.1LV6N/A
1990ChevroletAstro2.5LL4N/A
1990ChevroletLumina APV3.1LV6N/A
1990ChevroletS102.8LV6N/A
1989ChevroletAstro2.5LL4N/A
1988ChevroletAstro2.5LL4N/A
1987BuickSkyhawk2.0LL4N/A
1987ChevroletAstro2.5LL4N/A
1987ChevroletCaprice5.0LV8N/A
1987ChevroletCavalier2.0LL4N/A
1987ChevroletCavalier2.8LV6N/A
1986BuickSkyhawk2.0LL4N/A
1986BuickSkyhawk1.8LL4N/A
1986ChevroletAstro4.3LV6N/A
1986ChevroletCavalier2.8LV6N/A
1985BuickLeSabre5.0LV8N/A
1985BuickSkyhawk2.0LL4N/A
1985BuickSkyhawk1.8LL4N/A
1985ChevroletCavalier2.8LV6N/A
1984BuickCentury2.5LL4N/A
1984BuickCentury3.0LV6N/A
1984BuickCentury2.8LV6N/A
1984BuickLeSabre5.0LV8N/A
1984BuickSkyhawk1.8LL4N/A
1984BuickSkyhawk2.0LL4N/A
1984BuickSkylark2.8LV6N/A
1984ChevroletCamaro2.8LV6N/A
1984ChevroletCaprice5.7LV8N/A
1984ChevroletCavalier2.0LL4N/A
1984ChevroletCelebrity2.5LL4N/A
1984ChevroletCelebrity4.3LV6N/A
1984ChevroletCelebrity2.8LV6N/A
1984ChevroletCitation2.8LV6N/A
1983BuickLeSabre5.0LV8N/A
1983BuickSkyhawk1.8LL4N/A
1983BuickSkylark2.5LL4N/A
1983ChevroletCamaro2.5LL4N/A
1983ChevroletCaprice5.7LV8N/A
1983ChevroletCavalier2.0LL4N/A
1983ChevroletCelebrity2.5LL4N/A
1983ChevroletCitation2.5LL4N/A
1982BuickCentury2.5LL4N/A
1982BuickSkyhawk1.8LL4N/A
1982BuickSkylark2.5LL4N/A
1982CadillacDeVille4.1LV6N/A
1982CadillacEldorado4.1LV6N/A
1982CadillacEldorado4.1LV8N/A
1982CadillacFleetwood4.1LV6N/A
1982CadillacFleetwood4.1LV8N/A
1982CadillacSeville4.1LV6N/A
1982CadillacSeville4.1LV8N/A
1982ChevroletCamaro2.5LL4N/A
1982ChevroletCelebrity2.5LL4N/A
1982ChevroletCitation2.5LL4N/A
1979BuickSkyhawk3.8LV6N/A
1979ChevroletMonza3.8LV6N/A
1979ChevroletMonza3.2LV6N/A
1979ChevroletMonza2.5LL4N/A
1979ChevroletMonza5.0LV8N/A
1979OldsmobileStarfire3.8LV6N/A
1979OldsmobileStarfire2.5LL4N/A
1979OldsmobileStarfire5.0LV8N/A
1979PontiacSunbird3.8LV6N/A
1979PontiacSunbird2.5LL4N/A
1979PontiacSunbird5.0LV8N/A
1978BuickCentury3.8LV6N/A
1978BuickCentury3.2LV6N/A
1978BuickCentury5.7LV8N/A
1978BuickCentury5.0LV8N/A
1978BuickLeSabre5.7LV8N/A
1978BuickLeSabre3.8LV6N/A
1978BuickLeSabre4.9LV8N/A
1978BuickLeSabre6.6LV8N/A
1978BuickLeSabre5.0LV8N/A
1978BuickRegal3.8LV6N/A
1978BuickRegal3.2LV6N/A
1978BuickRegal5.0LV8N/A
1978BuickRiviera5.7LV8N/A
1978BuickRiviera6.6LV8N/A
1978BuickSkyhawk3.8LV6N/A
1978BuickSkylark3.8LV6N/A
1978BuickSkylark5.7LV8N/A
1978BuickSkylark5.0LV8N/A
1978ChevroletEl Camino3.8LV6N/A
1978ChevroletEl Camino3.3LV6N/A
1978ChevroletEl Camino5.7LV8N/A
1978ChevroletEl Camino5.0LV8N/A
1978ChevroletMalibu3.8LV6N/A
1978ChevroletMalibu3.3LV6N/A
1978ChevroletMalibu5.7LV8N/A
1978ChevroletMalibu5.0LV8N/A
1978ChevroletMonte Carlo3.8LV6N/A
1978ChevroletMonte Carlo3.3LV6N/A
1978ChevroletMonte Carlo5.0LV8N/A
1978ChevroletMonza3.8LV6N/A
1978ChevroletMonza3.2LV6N/A
1978ChevroletMonza2.5LL4N/A
1978ChevroletMonza5.0LV8N/A
1978OldsmobileCutlass4.3LV8N/A
1978OldsmobileCutlass3.8LV6N/A
1978OldsmobileCutlass5.7LV8N/A
1978OldsmobileCutlass5.0LV8N/A
1978OldsmobileDelta 884.3LV8N/A
1978OldsmobileDelta 885.7LV8N/A
1978OldsmobileDelta 883.8LV6N/A
1978OldsmobileDelta 886.6LV8N/A
1978OldsmobileOmega3.8LV6N/A
1978OldsmobileOmega5.7LV8N/A
1978OldsmobileOmega5.0LV8N/A
1978OldsmobileStarfire3.8LV6N/A
1978OldsmobileStarfire2.5LL4N/A
1978OldsmobileStarfire5.0LV8N/A
1978PontiacBonneville5.7LV8N/A
1978PontiacBonneville4.9LV8N/A
1978PontiacBonneville6.6LV8N/A
1978PontiacCatalina5.7LV8N/A
1978PontiacCatalina4.1LL6N/A
1978PontiacCatalina3.8LV6N/A
1978PontiacCatalina4.9LV8N/A
1978PontiacCatalina6.6LV8N/A
1978PontiacFirebird3.8LV6N/A
1978PontiacFirebird6.6LV8N/A
1978PontiacFirebird5.7LV8N/A
1978PontiacFirebird5.0LV8N/A
1978PontiacGrand Am4.9LV8N/A
1978PontiacGrand Am5.0LV8N/A
1978PontiacGrand Prix3.8LV6N/A
1978PontiacGrand Prix4.9LV8N/A
1978PontiacGrand Prix5.0LV8N/A
1978PontiacLeMans3.3LV6N/A
1978PontiacLeMans3.8LV6N/A
1978PontiacLeMans5.7LV8N/A
1978PontiacLeMans5.0LV8N/A
1977BuickCentury3.8LV6N/A
1977BuickCentury5.7LV8N/A
1977BuickCentury6.6LV8N/A
1977BuickCentury5.0LV8N/A
1977BuickLeSabre3.8LV6N/A
1977BuickLeSabre5.7LV8N/A
1977BuickLeSabre4.9LV8N/A
1977BuickLeSabre6.6LV8N/A
1977BuickRegal3.8LV6N/A
1977BuickRegal5.7LV8N/A
1977BuickRegal5.0LV8N/A
1977BuickRiviera5.7LV8N/A
1977BuickRiviera6.6LV8N/A
1977BuickSkyhawk3.8LV6N/A
1977BuickSkylark3.8LV6N/A
1977BuickSkylark5.7LV8N/A
1977BuickSkylark4.9LV8N/A
1977BuickSkylark5.0LV8N/A
1977CadillacCommercial Chassis7.0LV8N/A
1977CadillacDeVille7.0LV8N/A
1977CadillacEldorado7.0LV8N/A
1977CadillacFleetwood7.0LV8N/A
1977CadillacSeville5.7LV8N/A
1977ChevroletCamaro4.1LL6N/A
1977ChevroletCamaro5.7LV8N/A
1977ChevroletCamaro5.0LV8N/A
1977ChevroletCaprice4.1LL6N/A
1977ChevroletCaprice5.7LV8N/A
1977ChevroletCaprice5.0LV8N/A
1977ChevroletChevette1.6LL4N/A
1977ChevroletChevette1.4LL4N/A
1977ChevroletCorvette5.7LV8N/A
1977ChevroletEl Camino4.1LL6N/A
1977ChevroletEl Camino5.7LV8N/A
1977ChevroletEl Camino5.0LV8N/A
1977ChevroletImpala4.1LL6N/A
1977ChevroletImpala5.7LV8N/A
1977ChevroletImpala5.0LV8N/A
1977ChevroletMalibu4.1LL6N/A
1977ChevroletMalibu5.7LV8N/A
1977ChevroletMalibu5.0LV8N/A
1977ChevroletMonte Carlo5.7LV8N/A
1977ChevroletMonte Carlo5.0LV8N/A
1977ChevroletMonza5.0LV8N/A
1977ChevroletNova4.1LL6N/A
1977ChevroletNova5.7LV8N/A
1977ChevroletNova5.0LV8N/A
1977Oldsmobile985.7LV8N/A
1977Oldsmobile986.6LV8N/A
1977OldsmobileCutlass3.8LV6N/A
1977OldsmobileCutlass4.3LV8N/A
1977OldsmobileCutlass5.7LV8N/A
1977OldsmobileCutlass6.6LV8N/A
1977OldsmobileDelta 883.8LV6N/A
1977OldsmobileDelta 884.3LV8N/A
1977OldsmobileDelta 885.7LV8N/A
1977OldsmobileDelta 886.6LV8N/A
1977OldsmobileOmega3.8LV6N/A
1977OldsmobileOmega4.3LV8N/A
1977OldsmobileOmega5.7LV8N/A
1977OldsmobileOmega5.0LV8N/A
1977OldsmobileStarfire3.8LV6N/A
1977OldsmobileStarfire5.0LV8N/A
1977OldsmobileToronado6.6LV8N/A
1977PontiacBonneville5.7LV8N/A
1977PontiacBonneville4.9LV8N/A
1977PontiacBonneville6.6LV8N/A
1977PontiacCatalina4.1LL6N/A
1977PontiacCatalina3.8LV6N/A
1977PontiacCatalina5.7LV8N/A
1977PontiacCatalina4.9LV8N/A
1977PontiacCatalina6.6LV8N/A
1977PontiacLeMans4.1LL6N/A
1977PontiacLeMans3.8LV6N/A
1977PontiacLeMans4.9LV8N/A
1977PontiacLeMans5.7LV8N/A
1977PontiacLeMans6.6LV8N/A
1977PontiacLeMans5.0LV8N/A
1977PontiacSunbird3.8LV6N/A
1977PontiacSunbird2.5LL4N/A
1976BuickCentury3.8LV6N/A
1976BuickCentury5.7LV8N/A
1976BuickLeSabre3.8LV6N/A
1976BuickLeSabre5.7LV8N/A
1976BuickLeSabre7.5LV8N/A
1976BuickRegal3.8LV6N/A
1976BuickRegal5.7LV8N/A
1976BuickRiviera7.5LV8N/A
1976BuickSkyhawk3.8LV6N/A
1976BuickSkylark3.8LV6N/A
1976BuickSkylark4.3LV8N/A
1976BuickSkylark5.7LV8N/A
1976CadillacCommercial Chassis8.2LV8N/A
1976CadillacDeVille8.2LV8N/A
1976CadillacEldorado8.2LV8N/A
1976CadillacFleetwood8.2LV8N/A
1976CadillacSeville5.7LV8N/A
1976ChevroletCamaro4.1LL6N/A
1976ChevroletCamaro5.7LV8N/A
1976ChevroletCamaro5.0LV8N/A
1976ChevroletCaprice7.4LV8N/A
1976ChevroletCaprice6.6LV8N/A
1976ChevroletCaprice5.7LV8N/A
1976ChevroletChevette1.6LL4N/A
1976ChevroletChevette1.4LL4N/A
1976ChevroletCorvette5.7LV8N/A
1976ChevroletEl Camino4.1LL6N/A
1976ChevroletEl Camino6.6LV8N/A
1976ChevroletEl Camino5.7LV8N/A
1976ChevroletEl Camino5.0LV8N/A
1976ChevroletImpala7.4LV8N/A
1976ChevroletImpala6.6LV8N/A
1976ChevroletImpala5.7LV8N/A
1976ChevroletMalibu4.1LL6N/A
1976ChevroletMalibu6.6LV8N/A
1976ChevroletMalibu5.7LV8N/A
1976ChevroletMalibu5.0LV8N/A
1976ChevroletMonte Carlo6.6LV8N/A
1976ChevroletMonte Carlo5.7LV8N/A
1976ChevroletMonte Carlo5.0LV8N/A
1976ChevroletMonza4.3LV8N/A
1976ChevroletMonza5.0LV8N/A
1976ChevroletNova4.1LL6N/A
1976ChevroletNova5.7LV8N/A
1976ChevroletNova5.0LV8N/A
1976Oldsmobile987.5LV8N/A
1976OldsmobileCutlass4.1LL6N/A
1976OldsmobileCutlass4.3LV8N/A
1976OldsmobileCutlass5.7LV8N/A
1976OldsmobileCutlass7.5LV8N/A
1976OldsmobileOmega4.1LL6N/A
1976OldsmobileOmega4.3LV8N/A
1976OldsmobileOmega5.7LV8N/A
1976OldsmobileStarfire3.8LV6N/A
1976OldsmobileToronado7.5LV8N/A
1976PontiacBonneville7.5LV8N/A
1976PontiacBonneville6.6LV8N/A
1976PontiacCatalina5.7LV8N/A
1976PontiacCatalina7.5LV8N/A
1976PontiacCatalina6.6LV8N/A
1976PontiacFirebird4.1LL6N/A
1976PontiacFirebird5.7LV8N/A
1976PontiacFirebird7.5LV8N/A
1976PontiacFirebird6.6LV8N/A
1976PontiacGrand Prix5.7LV8N/A
1976PontiacGrand Prix7.5LV8N/A
1976PontiacGrand Prix6.6LV8N/A
1976PontiacLeMans4.1LL6N/A
1976PontiacLeMans4.3LV8N/A
1976PontiacLeMans5.7LV8N/A
1976PontiacLeMans7.5LV8N/A
1976PontiacLeMans6.6LV8N/A
1976PontiacLeMans5.0LV8N/A
1976PontiacSunbird3.8LV6N/A
1975ChevroletCorvette5.7LV8N/A
1974ChevroletCorvette7.4LV8N/A
1974ChevroletCorvette5.7LV8N/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:

170565424B1262CP1017CP1022VC4185

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