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Part #: 90441

Dorman 90441 Distributor Cap O-Ring

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313 vehicles fit this part
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Fitment: Buick, Chevrolet, Oldsmobile, Pontiac, GMC, and Cadillac, Century, Impala, Lumina, Malibu, Monte Carlo, Venture, Alero, Silhouette, Aztek, Grand Am, Grand Prix, Montana, Cutlass, Skylark, Achieva, Trans Sport, Cutlass Supreme, Regal, Beretta, Corsica, Lumina APV, Cutlass Ciera, Camaro, Cavalier, Firebird, Sunfire, Sunbird, S10, Sonoma, 6000, Celebrity, S15, Skyhawk, S10 Blazer, S15 Jimmy, Cimarron, Firenza, Fiero, Citation II, J2000 Sunbird, Omega, Phoenix, Citation, and J2000
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Distributor Cap O-Ring for GM Ignition Service

Dorman 90441 is a distributor cap O-ring made to match the fit and function of the original seal on specified vehicles. Built from rubber with a round rim shape, it helps maintain a secure seal at the distributor cap for reliable ignition system performance.

Use this OE-style replacement when servicing ignition components on applications such as Chevrolet Lumina, Pontiac Grand Prix, and Buick Regal models that call for a distributor cap O-ring. Dorman 90441 is engineered for durability and consistent sealing in a wide range of GM vehicles.

Key Features

  • Rubber construction for flexible sealing performance
  • Round rim shape for a proper distributor cap seal
  • Designed to match original fit and function
  • Compatible with specified Buick, Chevrolet, Oldsmobile, Pontiac, Cadillac, and GMC applications
  • Cross-reference: 10189205
  • Part number: 90441

Detailed Description

This distributor cap O-ring is a direct-fit sealing component for ignition distributor service. It is designed for vehicles across the 1982-2005 model years, including applications such as Fits 1990-2001 Chevrolet Lumina, N/A; Fits 1988-1996 Buick Regal, N/A; and Fits 1988-2001 Pontiac Grand Prix, N/A. The rubber material and specified inside and outside diameters help support a proper seal where the distributor cap meets the housing.

For buyers searching for a distributor cap O-ring for Chevrolet Lumina, Pontiac Grand Prix, or Buick Century service, Dorman 90441 provides a straightforward replacement option. The part number 90441 is also useful when matching an existing OE reference during ignition maintenance.

Common Problems This Part Can Help Address

  • Oil or moisture intrusion at the distributor cap seal
  • Hard starting caused by a compromised ignition seal
  • Rough running related to distributor cap leakage
  • Visible cracking, flattening, or wear in the original O-ring
  • Loss of sealing integrity during distributor cap service

Installation Notes and Tips

Inspect the distributor cap and housing before installation and clean the sealing surfaces thoroughly. Confirm the O-ring size against the original part and verify vehicle application by year, make, and model before service. This part is used on N/A position applications only, as listed in the fitment data.

Quality Assurance

Dorman designs this replacement O-ring to match original fit and function and to deliver durable, reliable performance in service. It is built as an OE-style sealing component for specified ignition applications.

BrandDorman
Part Number90441
Color2 Black
Color4 Red
Inside Diameter2 21.89 mm; 4 24.99 mm
MaterialRubber
Outside Diameter2 27.13 mm; 4 32.05 mm
Package Contents6 O-Rings
Rim ShapeRound
Thickness2 2.62 mm; 4 3.53 mm

This part fits 313 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickCenturyN/A
2004BuickCenturyN/A
2003BuickCenturyN/A
2002BuickCenturyN/A
2001BuickCenturyN/A
2001ChevroletImpala3.4LV6N/A
2001ChevroletLuminaN/A
2001ChevroletMalibu3.1LV6N/A
2001ChevroletMonte Carlo3.4LV6N/A
2001OldsmobileAlero3.4LV6N/A
2001OldsmobileSilhouetteN/A
2001PontiacAztekN/A
2001PontiacGrand Am3.4LV6N/A
2001PontiacGrand Prix3.1LV6N/A
2001PontiacMontanaN/A
2000BuickCenturyN/A
2000ChevroletImpala3.4LV6N/A
2000ChevroletLuminaN/A
2000ChevroletMalibu3.1LV6N/A
2000ChevroletMonte Carlo3.4LV6N/A
2000OldsmobileAlero3.4LV6N/A
2000OldsmobileSilhouetteN/A
2000PontiacGrand Am3.4LV6N/A
2000PontiacGrand Prix3.1LV6N/A
2000PontiacMontanaN/A
1999BuickCenturyN/A
1999ChevroletLumina3.1LV6N/A
1999ChevroletMalibu3.1LV6N/A
1999ChevroletMonte Carlo3.1LV6N/A
1999OldsmobileAlero3.4LV6N/A
1999OldsmobileCutlassN/A
1999OldsmobileSilhouetteN/A
1999PontiacGrand Am3.4LV6N/A
1999PontiacGrand Prix3.1LV6N/A
1999PontiacMontanaN/A
1998BuickCenturyN/A
1998BuickSkylark3.1LV6N/A
1998ChevroletLumina3.1LV6N/A
1998ChevroletMalibu3.1LV6N/A
1998ChevroletMonte Carlo3.1LV6N/A
1998OldsmobileAchieva3.1LV6N/A
1998OldsmobileCutlassN/A
1998OldsmobileSilhouetteN/A
1998PontiacGrand Am3.1LV6N/A
1998PontiacGrand Prix3.1LV6N/A
1998PontiacTrans SportN/A
1997BuickCenturyN/A
1997BuickSkylark3.1LV6N/A
1997ChevroletLuminaN/A
1997ChevroletMalibu3.1LV6N/A
1997ChevroletMonte CarloN/A
1997OldsmobileAchieva3.1LV6N/A
1997OldsmobileCutlassN/A
1997OldsmobileCutlass SupremeN/A
1997OldsmobileSilhouetteN/A
1997PontiacGrand Am3.1LV6N/A
1997PontiacGrand Prix3.1LV6N/A
1997PontiacTrans SportN/A
1996BuickCentury3.1LV6N/A
1996BuickRegal3.1LV6N/A
1996BuickSkylark3.1LV6N/A
1996ChevroletCorsica3.1LV6N/A
1996ChevroletLuminaN/A
1996ChevroletLumina APVN/A
1996ChevroletMonte CarloN/A
1996OldsmobileAchieva3.1LV6N/A
1996OldsmobileCutlass Ciera3.1LV6N/A
1996OldsmobileCutlass SupremeN/A
1996OldsmobileSilhouetteN/A
1996PontiacGrand Am3.1LV6N/A
1996PontiacGrand PrixN/A
1996PontiacTrans SportN/A
1995BuickCentury3.1LV6N/A
1995BuickRegal3.1LV6N/A
1995BuickSkylark3.1LV6N/A
1995ChevroletCamaro3.4LV6N/A
1995ChevroletCavalier2.2LL4N/A
1995ChevroletCorsica3.1LV6N/A
1995ChevroletLuminaN/A
1995ChevroletLumina APV3.1LV6N/A
1995ChevroletMonte CarloN/A
1995OldsmobileAchieva3.1LV6N/A
1995OldsmobileCutlass Ciera3.1LV6N/A
1995OldsmobileCutlass SupremeN/A
1995PontiacFirebird3.4LV6N/A
1995PontiacGrand Am3.1LV6N/A
1995PontiacGrand PrixN/A
1995PontiacSunfire2.2LL4N/A
1995PontiacTrans Sport3.1LV6N/A
1994BuickCentury3.1LV6N/A
1994BuickRegal3.1LV6N/A
1994BuickSkylark3.1LV6N/A
1994ChevroletCamaro3.4LV6N/A
1994ChevroletCavalierN/A
1994ChevroletCorsica3.1LV6N/A
1994ChevroletLuminaN/A
1994ChevroletLumina APV3.1LV6N/A
1994OldsmobileAchieva3.1LV6N/A
1994OldsmobileCutlass Ciera3.1LV6N/A
1994OldsmobileCutlass SupremeN/A
1994OldsmobileSilhouette3.1LV6N/A
1994PontiacFirebird3.4LV6N/A
1994PontiacGrand Am3.1LV6N/A
1994PontiacGrand PrixN/A
1994PontiacSunbird3.1LV6N/A
1994PontiacTrans Sport3.1LV6N/A
1993BuickRegal3.1LV6N/A
1993ChevroletCamaro3.4LV6N/A
1993ChevroletCavalierN/A
1993ChevroletCorsica3.1LV6N/A
1993ChevroletLumina3.1LV6N/A
1993ChevroletLumina3.4LV6N/A
1993ChevroletLumina APV3.1LV6N/A
1993ChevroletS102.8LV6N/A
1993GMCSonoma2.8LV6N/A
1993OldsmobileCutlass SupremeN/A
1993OldsmobileSilhouette3.1LV6N/A
1993PontiacFirebird3.4LV6N/A
1993PontiacGrand PrixN/A
1993PontiacSunbird3.1LV6N/A
1993PontiacTrans Sport3.1LV6N/A
1992BuickRegal3.1LV6N/A
1992ChevroletCamaro3.1LV6N/A
1992ChevroletCavalierN/A
1992ChevroletCorsica3.1LV6N/A
1992ChevroletLumina3.1LV6N/A
1992ChevroletLumina3.4LV6N/A
1992ChevroletLumina APV3.1LV6N/A
1992ChevroletS102.8LV6N/A
1992GMCSonoma2.8LV6N/A
1992OldsmobileCutlass SupremeN/A
1992OldsmobileSilhouette3.1LV6N/A
1992PontiacFirebird3.1LV6N/A
1992PontiacGrand PrixN/A
1992PontiacSunbird3.1LV6N/A
1992PontiacTrans Sport3.1LV6N/A
1991BuickRegal3.1LV6N/A
1991ChevroletCamaro3.1LV6N/A
1991ChevroletCavalierN/A
1991ChevroletCorsicaN/A
1991ChevroletLumina3.1LV6N/A
1991ChevroletLumina3.4LV6N/A
1991ChevroletLumina APVN/A
1991ChevroletS102.8LV6N/A
1991GMCSonoma2.8LV6N/A
1991OldsmobileCutlass Supreme3.1LV6N/A
1991OldsmobileCutlass Supreme3.4LV6N/A
1991OldsmobileSilhouetteN/A
1991Pontiac60003.1LV6N/A
1991PontiacFirebird3.1LV6N/A
1991PontiacGrand Prix3.1LV6N/A
1991PontiacGrand Prix3.4LV6N/A
1991PontiacSunbird3.1LV6N/A
1991PontiacTrans SportN/A
1990BuickRegal3.1LV6N/A
1990ChevroletCamaro3.1LV6N/A
1990ChevroletCavalierN/A
1990ChevroletCelebrity3.1LV6N/A
1990ChevroletCorsicaN/A
1990ChevroletLumina3.1LV6N/A
1990ChevroletLumina APVN/A
1990ChevroletS102.8LV6N/A
1990GMCS152.8LV6N/A
1990OldsmobileCutlass Supreme3.1LV6N/A
1990OldsmobileSilhouetteN/A
1990Pontiac60003.1LV6N/A
1990PontiacFirebird3.1LV6N/A
1990PontiacGrand Prix3.1LV6N/A
1990PontiacTrans SportN/A
1989BuickCentury2.8LV6N/A
1989BuickRegalN/A
1989BuickSkyhawkN/A
1989ChevroletCamaro2.8LV6N/A
1989ChevroletCavalierN/A
1989ChevroletCelebrity2.8LV6N/A
1989ChevroletCorsicaN/A
1989ChevroletS102.8LV6N/A
1989ChevroletS10 Blazer2.8LV6N/A
1989GMCS152.8LV6N/A
1989GMCS15 Jimmy2.8LV6N/A
1989OldsmobileCutlass Ciera2.8LV6N/A
1989OldsmobileCutlass SupremeN/A
1989Pontiac60003.1LV6N/A
1989Pontiac60002.8LV6N/A
1989PontiacFirebird2.8LV6N/A
1989PontiacGrand PrixN/A
1988BuickCentury2.8LV6N/A
1988BuickRegalN/A
1988BuickSkyhawkN/A
1988CadillacCimarronN/A
1988ChevroletCamaro2.8LV6N/A
1988ChevroletCavalierN/A
1988ChevroletCelebrity2.8LV6N/A
1988ChevroletCorsicaN/A
1988ChevroletS102.8LV6N/A
1988ChevroletS10 Blazer2.8LV6N/A
1988GMCS152.8LV6N/A
1988GMCS15 Jimmy2.8LV6N/A
1988OldsmobileCutlass Ciera2.8LV6N/A
1988OldsmobileCutlass Supreme2.8LV6N/A
1988OldsmobileFirenzaN/A
1988Pontiac60003.1LV6N/A
1988Pontiac60002.8LV6N/A
1988PontiacFiero2.8LV6N/A
1988PontiacFirebird2.8LV6N/A
1988PontiacGrand PrixN/A
1987BuickCentury2.8LV6N/A
1987BuickSkyhawkN/A
1987CadillacCimarronN/A
1987ChevroletCamaro2.8LV6N/A
1987ChevroletCavalierN/A
1987ChevroletCelebrity2.8LV6N/A
1987ChevroletCorsicaN/A
1987ChevroletS102.8LV6N/A
1987ChevroletS10 Blazer2.8LV6N/A
1987GMCS152.8LV6N/A
1987GMCS15 Jimmy2.8LV6N/A
1987OldsmobileCutlass Ciera2.8LV6N/A
1987OldsmobileFirenzaN/A
1987Pontiac60002.8LV6N/A
1987PontiacFiero2.8LV6N/A
1987PontiacFirebird2.8LV6N/A
1986BuickCentury2.8LV6N/A
1986BuickSkyhawk2.0LL4N/A
1986CadillacCimarronN/A
1986ChevroletCamaro2.8LV6N/A
1986ChevroletCavalierN/A
1986ChevroletCelebrity2.8LV6N/A
1986ChevroletS102.8LV6N/A
1986ChevroletS10 Blazer2.8LV6N/A
1986GMCS152.8LV6N/A
1986GMCS15 Jimmy2.8LV6N/A
1986OldsmobileCutlass Ciera2.8LV6N/A
1986OldsmobileFirenza2.0LL4N/A
1986OldsmobileFirenza2.8LV6N/A
1986Pontiac60002.8LV6N/A
1986PontiacFiero2.8LV6N/A
1986PontiacFirebird2.8LV6N/A
1986PontiacSunbird2.0LL4N/A
1985BuickCentury2.8LV6N/A
1985BuickSkyhawk2.0LL4N/A
1985BuickSkylark2.8LV6N/A
1985CadillacCimarronN/A
1985ChevroletCamaro2.8LV6N/A
1985ChevroletCavalierN/A
1985ChevroletCelebrity2.8LV6N/A
1985ChevroletCitation II2.8LV6N/A
1985ChevroletS102.8LV6N/A
1985ChevroletS10 Blazer2.8LV6N/A
1985GMCS152.8LV6N/A
1985GMCS15 Jimmy2.8LV6N/A
1985OldsmobileCutlass Ciera2.8LV6N/A
1985OldsmobileFirenza2.0LL4N/A
1985OldsmobileFirenza2.8LV6N/A
1985Pontiac60002.8LV6N/A
1985PontiacFiero2.8LV6N/A
1985PontiacFirebird2.8LV6N/A
1985PontiacJ2000 Sunbird2.0LL4N/A
1984BuickCentury2.8LV6N/A
1984BuickSkyhawk2.0LL4N/A
1984BuickSkylark2.8LV6N/A
1984CadillacCimarronN/A
1984ChevroletCamaro2.8LV6N/A
1984ChevroletCavalier2.0LL4N/A
1984ChevroletCelebrity2.8LV6N/A
1984ChevroletCitation II2.8LV6N/A
1984ChevroletS102.8LV6N/A
1984ChevroletS10 Blazer2.8LV6N/A
1984GMCS152.8LV6N/A
1984GMCS15 Jimmy2.8LV6N/A
1984OldsmobileCutlass Ciera2.8LV6N/A
1984OldsmobileFirenza2.0LL4N/A
1984OldsmobileOmega2.8LV6N/A
1984Pontiac60002.8LV6N/A
1984PontiacFirebird2.8LV6N/A
1984PontiacJ2000 Sunbird2.0LL4N/A
1984PontiacPhoenix2.8LV6N/A
1983BuickCentury2.8LV6N/A
1983BuickSkyhawk2.0LL4N/A
1983BuickSkylark2.8LV6N/A
1983CadillacCimarronN/A
1983ChevroletCamaro2.8LV6N/A
1983ChevroletCavalier2.0LL4N/A
1983ChevroletCelebrity2.8LV6N/A
1983ChevroletCitation2.8LV6N/A
1983ChevroletS102.8LV6N/A
1983ChevroletS10 Blazer2.8LV6N/A
1983GMCS152.8LV6N/A
1983GMCS15 Jimmy2.8LV6N/A
1983OldsmobileCutlass Ciera2.8LV6N/A
1983OldsmobileFirenza2.0LL4N/A
1983OldsmobileOmega2.8LV6N/A
1983Pontiac60002.8LV6N/A
1983PontiacFirebird2.8LV6N/A
1983PontiacJ20002.0LL4N/A
1983PontiacPhoenix2.8LV6N/A
1982BuickCentury2.8LV6N/A
1982BuickSkyhawkN/A
1982BuickSkylark2.8LV6N/A
1982CadillacCimarronN/A
1982ChevroletCamaro2.8LV6N/A
1982ChevroletCavalierN/A
1982ChevroletCelebrity2.8LV6N/A
1982ChevroletCitation2.8LV6N/A
1982ChevroletS102.8LV6N/A
1982GMCS152.8LV6N/A
1982OldsmobileCutlass Ciera2.8LV6N/A
1982OldsmobileFirenzaN/A
1982OldsmobileOmega2.8LV6N/A
1982Pontiac60002.8LV6N/A
1982PontiacFirebird2.8LV6N/A
1982PontiacJ2000N/A
1982PontiacPhoenix2.8LV6N/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:

10189205

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