MPA Electrical 6339MS Starter Motor

Remanufactured Starter for GM Applications

The MPA Electrical 6339MS is a remanufactured 12-volt starter built with a direct drive design and a 1.5 kW rating. It uses clockwise rotation and a 9-tooth configuration, with Delco listed as the manufacturer reference for this application.

Built for a wide range of Buick, Chevrolet, Oldsmobile, and Pontiac vehicles, this starter is a direct-fit replacement for many GM passenger car and minivan applications. The 6339MS is a practical choice when you need a remanufactured starter for Buick LeSabre, Oldsmobile 88, or Pontiac Bonneville starting systems.

Key Features

• Remanufactured starter assembly
• Direct drive design
• 1.5 kW power rating
• 12-volt electrical system
• Clockwise rotation
• 9-tooth starter drive
• Delco manufacturer reference
• Part number 6339MS

Detailed Description

MPA Electrical 6339MS is a remanufactured starter for GM vehicles that require a direct drive, clockwise-rotation unit with a 9-tooth drive and 12-volt operation. The 1.5 kW rating supports reliable cranking performance for covered Buick, Chevrolet, Oldsmobile, and Pontiac models across the 1986-1996 model years. This part cross-references AMS Automotive 6339 for the same application.

Fits 1992-1996 Buick Park Avenue, N/A; Fits 1986-1995 Buick LeSabre, N/A; Fits 1990-1995 Buick Regal, N/A; Fits 1992-1995 Chevrolet Lumina APV, N/A; Fits 1992-1995 Oldsmobile 88, N/A; Fits 1992-1995 Oldsmobile 98, N/A; Fits 1986-1990 Oldsmobile 98, N/A; Fits 1992-1995 Oldsmobile Silhouette, N/A; Fits 1987-1995 Pontiac Bonneville, N/A; Fits 1992-1995 Pontiac Trans Sport, N/A; Fits 1986-1993 Buick Century, N/A; Fits 1991-1993 Buick Riviera, N/A; Fits 1987-1993 Buick Skylark, N/A; Fits 1992-1993 Oldsmobile Achieva, N/A; Fits 1986-1993 Oldsmobile Cutlass Ciera, N/A; Fits 1987-1993 Oldsmobile Cutlass Cruiser, N/A; Fits 1992-1993 Pontiac Grand Am, N/A; Fits 1986-1987 Pontiac Grand Am, N/A; Fits 1991-1992 Oldsmobile Toronado, N/A; Fits 1991 Buick Park Avenue, N/A; Fits 1991 Buick Reatta, N/A; Fits 1991 Oldsmobile 98, N/A; Fits 1988-1991 Oldsmobile Cutlass Calais, N/A; Fits 1986-1991 Oldsmobile Delta 88, N/A; Fits 1989-1990 Buick Reatta, N/A; Fits 1988-1990 Buick Riviera, N/A; Fits 1989-1990 Oldsmobile Toronado, N/A; Fits 1987 Oldsmobile Calais, N/A.

What This Starter Helps Solve

• Engine no-crank conditions caused by starter failure
• Slow or weak cranking during ignition
• Intermittent starting on GM 12-volt systems
• Starter drive wear on direct drive applications
• Replacement needs for remanufactured Buick, Oldsmobile, Chevrolet, and Pontiac starters

Installation Notes and Tips

Verify the vehicle’s year, make, model, and starter configuration before installation. Confirm clockwise rotation, 12-volt electrical requirements, 9-tooth drive engagement, and direct drive style against the original unit. For best results, compare the removed starter to part number 6339MS and the OE-style reference before installation.

Quality Assurance

MPA Electrical remanufactured components are rebuilt for automotive replacement use with application-specific fitment coverage. This starter is cataloged for direct replacement in the listed GM vehicles and is identified with Delco as the manufacturer reference.