MPA Electrical 6315MS Starter Motor

Remanufactured Starter for GM V8 Applications

MPA Electrical 6315MS is a remanufactured 12-volt starter built for direct-drive operation with a 1.5 kW rating. It uses a clockwise rotation and a 9-tooth drive, making it a fitment-specific replacement for a range of GM full-size and intermediate rear-wheel-drive vehicles.

This starter is built under MPA Electrical’s remanufactured product line and is intended for buyers who need a direct replacement starter with the correct electrical and drive specifications. Part number 6315MS is commonly searched for Buick LeSabre, Chevrolet Caprice, and Oldsmobile Custom Cruiser applications.

• Direct drive starter design
• 1.5 kW power rating
• 12-volt electrical system
• Clockwise rotation
• 9-tooth drive gear
• Remanufactured MPA Electrical unit

Vehicle Fitment

• Fits 1984-1990 Buick LeSabre, N/A
• Fits 1987-1990 Cadillac Brougham, N/A
• Fits 1986-1990 Chevrolet Caprice, N/A
• Fits 1984-1990 Oldsmobile Custom Cruiser, N/A
• Fits 1987-1989 Pontiac Safari, N/A
• Fits 1984-1988 Oldsmobile Cutlass Supreme, N/A
• Fits 1986-1987 Buick Regal, N/A
• Fits 1985-1987 Oldsmobile Cutlass Salon, N/A
• Fits 1986 Cadillac Fleetwood, N/A
• Fits 1986 Pontiac Parisienne, N/A
• Fits 1984-1985 Oldsmobile Delta 88, N/A
• Fits 1984 Oldsmobile 98, N/A
• Fits 1984 Oldsmobile Cutlass Calais, N/A

Common Replacement Uses

• No-crank condition caused by a worn starter motor
• Slow or inconsistent engine cranking
• Starter drive engagement issues
• Electrical starting failure on 12-volt GM vehicles
• Replacement for a failed original starter on Buick, Chevrolet, Cadillac, Oldsmobile, or Pontiac models

Installation Notes and Tips

Confirm the starter’s 12-volt, clockwise, 9-tooth, direct-drive specifications before installation. Verify the application against the vehicle’s year, make, and model, especially on Buick LeSabre, Chevrolet Caprice, and Oldsmobile Custom Cruiser platforms where multiple starter configurations may exist.

This part cross-references AMS Automotive 6314 and 6315 for the same application.

Quality Assurance

MPA Electrical remanufactured starters are rebuilt to restore proper starting performance and are identified by OE-style fitment and electrical specifications. Part number 6315MS is also listed with Delco manufacturer reference data for application matching.