HomeAtlantic Automotive Enterprises 6303N Power Steering Pump
Part #: 6303N

Atlantic Automotive Enterprises 6303N Power Steering Pump

New Power Steering Pump
52 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
New Power Steering Pump
Fitment: Buick, Chevrolet, Oldsmobile, and Pontiac, Bonneville, Grand Prix, Impala, Intrigue, LeSabre, Lumina, Monte Carlo, Park Avenue, and Regal
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Reliable Power Steering Pump for Select GM Vehicles

The Atlantic Automotive Enterprises New Power Steering Pump 6303N is designed specifically for select Buick, Chevrolet, Oldsmobile, and Pontiac models. Engineered to meet application-specific requirements, this power steering pump ensures consistent hydraulic performance and durability for vehicles like the Buick LeSabre and Chevrolet Impala.

Key Features of the New Power Steering Pump 6303N

  • 100% hydraulically tested under load in the USA for reliable operation
  • Includes a preinstalled reservoir for ease of installation
  • Comes without a pulley, allowing for compatibility with existing setups
  • Upgraded heat-treated shaft to prevent premature failure
  • No core charge required when purchasing this new power steering pump

Detailed Product Description

The New Power Steering Pump from Atlantic Automotive Enterprises is engineered to provide precise hydraulic pressure and fluid flow tailored to specific vehicle applications. The 6303N model is compatible with popular GM models such as the Pontiac Grand Prix, Oldsmobile Intrigue, and Chevrolet Monte Carlo. Its heat-treated shaft enhances durability by resisting wear and extending service life. The pump is delivered with a preinstalled reservoir, simplifying the replacement process, though it does not include a pulley, allowing you to reuse your existing component if desired. Each unit undergoes rigorous hydraulic testing under load conditions in the USA to ensure consistent performance and reliability.

Common Applications and Issues Addressed

  • Restores proper steering assist in Buick LeSabre and Pontiac Regal
  • Eliminates whining or groaning noises caused by failing pumps
  • Resolves low or inconsistent hydraulic pressure in Chevrolet Lumina
  • Prevents premature shaft failure common in older power steering pumps
  • Replaces worn or leaking power steering pumps in Oldsmobile Intrigue

Installation Notes and Tips

When installing the Atlantic Automotive Enterprises 6303N power steering pump, verify compatibility with your vehicle’s make and model, including Buick Bonneville and Chevrolet Impala. Since the pump is supplied without a pulley, ensure your existing pulley is in good condition or replace it as needed. The preinstalled reservoir reduces assembly time, but proper fluid levels and bleeding of the power steering system are essential to avoid air pockets and ensure smooth operation.

Quality Assurance and Warranty Coverage

This New Power Steering Pump carries a 24-month or 24,000-mile warranty, providing coverage against defects in materials and workmanship. Atlantic Automotive Enterprises backs each unit with hydraulic testing to meet stringent quality standards, ensuring dependable performance for your Buick, Chevrolet, Oldsmobile, or Pontiac vehicle.

BrandAtlantic Automotive Enterprises
Part Number6303N
PositionNew Power Steering Pump
Application TypeApplication specific
Bullet Point 1Each unit is 100% hydraulically tested under load in the usa.
Bullet Point 2Reservoir included and preinstalled.
Bullet Point 3Without pulley.
Bullet Point 4Upgraded shaft is heat treated to prevent premature failure.
Bullet Point 5Aae new p/s pumps are sold without a core charge.
Warranty Distance24000
Warranty Distance UOMMi
Warranty Time24
Warranty Time UOMMo

This part fits 52 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickLeSabre3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2005BuickPark Avenue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2005ChevroletImpala3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2005ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2005PontiacBonneville3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2004BuickLeSabre3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2004BuickPark Avenue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2004BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2004ChevroletImpala3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2004ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2004PontiacBonneville3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003BuickLeSabre3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003BuickPark Avenue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003ChevroletImpala3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003PontiacBonneville3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2003PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002BuickLeSabre3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002BuickPark Avenue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002ChevroletImpala3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002PontiacBonneville3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2002PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001BuickLeSabre3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001BuickPark Avenue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001ChevroletImpala3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001PontiacBonneville3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2001PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000BuickLeSabre3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000BuickPark Avenue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000ChevroletImpala3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000PontiacBonneville3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
2000PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1999BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1999ChevroletLumina3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1999ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1999OldsmobileIntrigue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1999PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1998BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1998ChevroletLumina3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1998ChevroletMonte Carlo3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1998OldsmobileIntrigue3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1998PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1997BuickRegal3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1997PontiacGrand Prix3.8LV6N/ANew, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump
1996BuickRegal3.8LV6N/ANew, w/Non Variable Ratio Stg., w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump

* 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:

193690671936907019369071260504882608610326086105

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