MPA Electrical 6484MSN Starter Motor

Starter for GM V6 Applications

MPA Electrical 6484MSN is a 12-volt starter built with a permanent magnet gear reduction design and a 1.5 kW rating. It is a Delco-style replacement starter for a wide range of Buick, Chevrolet, Oldsmobile, and Pontiac vehicles, including Buick LeSabre, Chevrolet Impala, and Pontiac Grand Prix applications.

Key Features

• Permanent magnet gear reduction starter design
• 1.5 kW output for 12-volt starting systems
• Clockwise rotation
• 11-tooth drive configuration
• Delco manufacturer style
• MPA Electrical part number 6484MSN

Detailed Description

MPA Electrical 6484MSN is a replacement starter for GM vehicles that use a Delco-style, clockwise-rotation unit with an 11-tooth drive. The permanent magnet gear reduction design supports efficient cranking performance in 12-volt electrical systems, making it a direct-fit option for many Buick LeSabre, Buick Park Avenue, Chevrolet Impala, Chevrolet Monte Carlo, Pontiac Bonneville, and Pontiac Grand Prix models. This part number, 6484MSN, also cross-references AMS Automotive 6484 for the same application.

Compatible With 1997-2008 Pontiac Grand Prix, N/A; 1998-2005 Buick LeSabre, N/A; 1998-2005 Buick Park Avenue, N/A; 2000-2005 Chevrolet Impala, N/A; 1998-2005 Chevrolet Monte Carlo, N/A; 1998-2005 Pontiac Bonneville, N/A; 1998-2004 Buick Regal, N/A; 1998-2002 Chevrolet Camaro, N/A; 1998-2002 Pontiac Firebird, N/A; 1998-1999 Chevrolet Lumina, N/A; 1998-1999 Oldsmobile 88, N/A; 1998-1999 Oldsmobile Intrigue, N/A; 1998-1999 Oldsmobile LSS, N/A; 1998 Oldsmobile Regency, N/A; 2005-2009 Buick Allure, N/A; 2005-2009 Buick LaCrosse, N/A; 2006-2008 Buick Lucerne, N/A.

What This Starter Helps Solve

• Engine no-crank conditions caused by a worn starter motor
• Slow or weak cranking during ignition
• Intermittent starting issues related to starter wear
• Grinding or engagement problems from a damaged drive gear
• Starting failure on GM vehicles with the listed Delco-style application

Installation Notes and Tips

Verify 12-volt system requirements, clockwise rotation, and 11-tooth drive match the original unit before installation. Confirm the starter mounting pattern and electrical connections against the removed part, and compare the vehicle application by year, make, and model before final fitment. For best results, inspect battery condition, cable integrity, and charging system output when replacing the starter.

Quality Assurance

MPA Electrical supplies this starter as a new replacement component under the MPA Electrical New product line. The Delco-style design and application-specific specifications help support accurate replacement selection for listed GM vehicles.