MPA Electrical 19456 Starter Motor

Remanufactured Starter for GM 3.6L Applications

MPA Electrical Part Number 19456 is a remanufactured 12-volt starter built with a permanent magnet gear reduction design and a 1.4 kW rating. It uses a Mitsubishi-style configuration with clockwise rotation and a 12-tooth drive for direct replacement service on select 2006 Buick, Cadillac, and related GM vehicles.

This remanufactured starter is a fitment-based replacement for 2006 Buick LaCrosse, 2006 Buick Rendezvous, 2006 Cadillac CTS, 2006 Cadillac SRX, and 2006 Cadillac STS. It is also cross-referenced to Four Seasons 17986 for the same application.

Key Features

• Remanufactured starter assembly
• Permanent magnet gear reduction design
• 1.4 kW output rating
• 12-volt electrical system
• Clockwise rotation
• 12-tooth drive
• Mitsubishi manufacturer configuration
• MPA Electrical 19456 replacement part

Detailed Description

MPA Electrical 19456 is engineered for vehicles that require a clockwise-rotation, 12-volt starter with a permanent magnet gear reduction layout. The 1.4 kW rating and 12-tooth drive support reliable cranking performance in the specified GM applications, including 2006 Buick LaCrosse and 2006 Cadillac CTS, SRX, and STS. For buyers searching by part number, MPA Electrical 19456 is a direct reference point for these remanufactured starter applications.

Compatible With 2006 Buick LaCrosse, 2006 Buick Rendezvous, 2006 Cadillac CTS, 2006 Cadillac SRX, and 2006 Cadillac STS. Cadillac CTS, SRX, and STS listings note use without anti-rotation on the battery terminal.

Common Problems This Starter Can Address

• Engine no-crank condition
• Slow or weak cranking during startup
• Intermittent starter engagement
• Starter motor wear in high-mileage vehicles
• Electrical starting issues tied to starter failure

Installation Notes and Tips

Verify the vehicle’s starter configuration, rotation, tooth count, and battery terminal arrangement before installation. This part is listed for 2006 Buick LaCrosse and Rendezvous, plus 2006 Cadillac CTS, SRX, and STS; the Cadillac applications require attention to the note about anti-rotation on the battery terminal. Confirm the original unit matches the Mitsubishi-style, 12-volt, 1.4 kW specification and compare the existing starter to MPA Electrical 19456 before replacement.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to restore starter function for the listed applications. This part cross-references Four Seasons 17986 for the same application, and it also interchanges with OE-style numbers including 12588493 and 12598756.