HomeBelts and Cooling > Water Pump and Related ComponentsDorman 300-933 Engine Water Pump Pulley
Part #: 300-933

Dorman 300-933 Engine Water Pump Pulley

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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Pontiac, Buick, Oldsmobile, and Cadillac, Equinox, Torrent, Rendezvous, Terraza, Malibu, Uplander, G6, Montana, Century, Impala, Monte Carlo, Venture, Aztek, Grand Am, Alero, Silhouette, Grand Prix, Lumina, Cutlass, Skylark, Achieva, Trans Sport, Cutlass Supreme, Regal, Beretta, Corsica, Lumina APV, Cutlass Ciera, Cavalier, Sunbird, 6000, Celebrity, Cimarron, and Firenza
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Reliable Engine Water Pump Pulley for GM Vehicles

The Dorman 300-933 engine water pump pulley is designed to provide dependable performance for a range of General Motors vehicles. Constructed from durable steel with a black finish, this serpentine pulley is engineered to meet standard replacement specifications for models including Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac.

  • Material: High-quality steel (acero) for strength and durability
  • Color: Black (Negro/Noir) finish for corrosion resistance
  • Pulley Type: Serpentine belt compatible
  • Attachment Type: Bolt-on with 4 bolt holes, each 0.35 inches in diameter
  • Dimensions: 5.31 inches diameter, 1.3 inches width and depth
  • Standard replacement grade for reliable fit and function

Durable Construction and Precise Fit

The Dorman 300-933 water pump pulley is manufactured from robust steel, ensuring long-lasting durability under engine operating conditions. Its black coating helps resist corrosion, maintaining performance over time. Designed as a bolt-on component, it features four precisely spaced bolt holes with a 0.35-inch diameter, allowing for secure attachment to the water pump housing. The pulley’s 5.31-inch diameter and 1.3-inch width accommodate serpentine belts commonly used in GM vehicles, ensuring proper belt alignment and tension.

Compatible GM Models and Applications

This engine water pump pulley is compatible with a wide range of General Motors vehicles, including Buick models like Century and Regal, Cadillac, Chevrolet vehicles such as Impala, Malibu, and Monte Carlo, as well as Oldsmobile, Pontiac, and other GM makes. It is suitable for models including Achieva, Alero, Aztek, Cavalier, Celebrity, Cimarron, Corsica, Cutlass series, Equinox, G6, Grand Am, Grand Prix, Lumina, Montana, Rendezvous, Silhouette, Skylark, Sunbird, Terraza, Torrent, Trans Sport, and Uplander.

Common Issues Addressed by the Water Pump Pulley

  • Worn or damaged pulley causing belt slippage or noise
  • Corroded pulley surface leading to premature belt wear
  • Misalignment affecting serpentine belt routing and tension
  • Broken or stripped bolt holes preventing secure installation
  • Standard replacement for maintaining proper engine cooling system function

Installation Notes and Tips

The Dorman 300-933 pulley is a direct bolt-on replacement designed for straightforward installation. Note that installation hardware and instructions are not included, so retaining original bolts or sourcing appropriate fasteners is necessary. Ensure the serpentine belt is properly routed and tensioned after installation to avoid premature wear or belt failure. It is recommended to inspect the water pump and belt condition during replacement to maintain overall system reliability.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 300-933 engine water pump pulley is a standard replacement grade component backed by Dorman’s quality control processes. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship to provide confidence in product reliability.

This part fits 235 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2008ChevroletEquinox3.4LV6N/A
2008PontiacTorrent3.4LV6N/A
2007BuickRendezvousN/A
2007ChevroletEquinox3.4LV6N/A
2007PontiacTorrent3.4LV6N/A
2006BuickRendezvous3.5LV6N/A
2006BuickTerraza3.5LV6N/A
2006ChevroletEquinox3.4LV6N/A
2006ChevroletMalibuMaxx LSN/A
2006ChevroletMalibuMaxx LTN/A
2006ChevroletMalibuMaxx LTZN/A
2006ChevroletUplander3.5LV6N/A
2006PontiacG63.5LV6N/A
2006PontiacMontana3.5LV6N/A
2006PontiacTorrent3.4LV6N/A
2005BuickCenturyN/A
2005BuickRendezvous3.4LV6N/A
2005BuickTerrazaN/A
2005ChevroletEquinox3.4LV6N/A
2005ChevroletImpala3.4LV6N/A
2005ChevroletMalibuMaxx LSN/A
2005ChevroletMalibuMaxx LTN/A
2005ChevroletMonte Carlo3.4LV6N/A
2005ChevroletUplander3.5LV6N/A
2005PontiacAztek3.4LV6N/A
2005PontiacG63.5LV6N/A
2005PontiacGrand Am3.4LV6N/A
2005PontiacMontana3.5LV6N/A
2005PontiacMontana3.4LV6N/A
2004BuickCenturyN/A
2004BuickRendezvous3.4LV6N/A
2004ChevroletImpala3.4LV6N/A
2004ChevroletMalibuMaxxN/A
2004ChevroletMalibuMaxx LSN/A
2004ChevroletMalibuMaxx LTN/A
2004ChevroletMonte Carlo3.4LV6N/A
2004OldsmobileAlero3.4LV6N/A
2004OldsmobileSilhouetteN/A
2004PontiacAztek3.4LV6N/A
2004PontiacGrand Am3.4LV6N/A
2004PontiacMontanaN/A
2003BuickCenturyN/A
2003BuickRendezvousN/A
2003ChevroletImpala3.4LV6N/A
2003ChevroletMalibu3.1LV6N/A
2003ChevroletMonte Carlo3.4LV6N/A
2003OldsmobileAlero3.4LV6N/A
2003OldsmobileSilhouetteN/A
2003PontiacAztek3.4LV6N/A
2003PontiacGrand Am3.4LV6N/A
2003PontiacGrand Prix3.1LV6N/A
2003PontiacMontanaN/A
2002BuickCenturyN/A
2002BuickRendezvousN/A
2002ChevroletImpala3.4LV6N/A
2002ChevroletMalibu3.1LV6N/A
2002ChevroletMonte Carlo3.4LV6N/A
2002OldsmobileAlero3.4LV6N/A
2002OldsmobileSilhouetteN/A
2002PontiacAztek3.4LV6N/A
2002PontiacGrand Am3.4LV6N/A
2002PontiacGrand Prix3.1LV6N/A
2002PontiacMontanaN/A
2001BuickCenturyN/A
2001ChevroletImpala3.4LV6N/A
2001ChevroletLuminaN/A
2001ChevroletMalibu3.1LV6N/A
2001ChevroletMonte Carlo3.4LV6N/A
2001OldsmobileAlero3.4LV6N/A
2001OldsmobileSilhouetteN/A
2001PontiacAztek3.4LV6N/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
1995ChevroletCorsica3.1LV6N/A
1995ChevroletLuminaN/A
1995ChevroletLumina APV3.1LV6N/A
1995ChevroletMonte CarloN/A
1995OldsmobileAchieva3.1LV6N/A
1995OldsmobileCutlass Ciera3.1LV6N/A
1995OldsmobileCutlass SupremeN/A
1995PontiacGrand Am3.1LV6N/A
1995PontiacGrand PrixN/A
1995PontiacTrans Sport3.1LV6N/A
1994BuickCentury3.1LV6N/A
1994BuickRegal3.1LV6N/A
1994BuickSkylark3.1LV6N/A
1994ChevroletCavalier3.1LV6N/A
1994ChevroletCorsica3.1LV6N/A
1994ChevroletLuminaN/A
1994ChevroletLumina APV3.1LV6N/A
1994OldsmobileAchieva3.1LV6N/A
1994OldsmobileCutlass Ciera3.1LV6N/A
1994OldsmobileCutlass SupremeN/A
1994OldsmobileSilhouette3.1LV6N/A
1994PontiacGrand Am3.1LV6N/A
1994PontiacGrand PrixN/A
1994PontiacSunbird3.1LV6N/A
1994PontiacTrans Sport3.1LV6N/A
1993BuickRegal3.1LV6N/A
1993ChevroletCavalier3.1LV6N/A
1993ChevroletCorsica3.1LV6N/A
1993ChevroletLumina3.1LV6N/A
1993ChevroletLumina3.4LV6N/A
1993ChevroletLumina APV3.1LV6N/A
1993OldsmobileCutlass SupremeN/A
1993OldsmobileSilhouette3.1LV6N/A
1993PontiacGrand PrixN/A
1993PontiacSunbird3.1LV6N/A
1993PontiacTrans Sport3.1LV6N/A
1992BuickRegal3.1LV6N/A
1992ChevroletCavalier3.1LV6N/A
1992ChevroletCorsica3.1LV6N/A
1992ChevroletLumina3.1LV6N/A
1992ChevroletLumina3.4LV6N/A
1992ChevroletLumina APV3.1LV6N/A
1992OldsmobileCutlass SupremeN/A
1992OldsmobileSilhouette3.1LV6N/A
1992PontiacGrand PrixN/A
1992PontiacSunbird3.1LV6N/A
1992PontiacTrans Sport3.1LV6N/A
1991BuickRegal3.1LV6N/A
1991ChevroletCavalier3.1LV6N/A
1991ChevroletCorsica3.1LV6N/A
1991ChevroletLumina3.1LV6N/A
1991ChevroletLumina3.4LV6N/A
1991ChevroletLumina APVN/A
1991OldsmobileCutlass Supreme3.1LV6N/A
1991OldsmobileCutlass Supreme3.4LV6N/A
1991OldsmobileSilhouetteN/A
1991Pontiac60003.1LV6N/A
1991PontiacGrand Prix3.1LV6N/A
1991PontiacGrand Prix3.4LV6N/A
1991PontiacSunbird3.1LV6N/A
1991PontiacTrans SportN/A
1990BuickRegal3.1LV6N/A
1990ChevroletCavalier3.1LV6N/A
1990ChevroletCelebrity3.1LV6N/A
1990ChevroletCorsica3.1LV6N/A
1990ChevroletLumina3.1LV6N/A
1990ChevroletLumina APVN/A
1990OldsmobileCutlass Supreme3.1LV6N/A
1990OldsmobileSilhouetteN/A
1990Pontiac60003.1LV6N/A
1990PontiacGrand Prix3.1LV6N/A
1990PontiacTrans SportN/A
1989BuickCentury2.8LV6N/A
1989BuickRegalN/A
1989ChevroletCavalier2.8LV6N/A
1989ChevroletCelebrity2.8LV6N/A
1989ChevroletCorsica2.8LV6N/A
1989OldsmobileCutlass Ciera2.8LV6N/A
1989OldsmobileCutlass SupremeN/A
1989Pontiac60003.1LV6N/A
1989Pontiac60002.8LV6N/A
1989PontiacGrand PrixN/A
1988BuickCentury2.8LV6N/A
1988BuickRegalN/A
1988CadillacCimarronN/A
1988ChevroletCavalier2.8LV6N/A
1988ChevroletCelebrity2.8LV6N/A
1988ChevroletCorsica2.8LV6N/A
1988OldsmobileCutlass Ciera2.8LV6N/A
1988OldsmobileCutlass Supreme2.8LV6N/A
1988Pontiac60003.1LV6N/A
1988Pontiac60002.8LV6N/A
1988PontiacGrand PrixN/A
1987BuickCentury2.8LV6N/A
1987CadillacCimarronN/A
1987ChevroletCavalier2.8LV6N/A
1987ChevroletCelebrity2.8LV6N/A
1987ChevroletCorsica2.8LV6N/A
1987OldsmobileCutlass Ciera2.8LV6N/A
1987OldsmobileFirenza2.8LV6N/A
1987Pontiac60002.8LV6N/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:

14091833

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