MPA Electrical 11867 Alternator

Remanufactured Alternator for Cadillac ATS and CTS

MPA Electrical Part Number 11867 is a remanufactured 12-volt alternator built for select 2016-2019 Cadillac ATS and Cadillac CTS applications. With 170 amps of output, an internal regulator, and an internal fan, it is specified for dependable charging performance in vehicles equipped with a 6-groove serpentine decoupling pulley.

Key Features

• 170 amp output for charging-system demand
• 12-volt electrical system application
• Internal regulator for integrated voltage control
• Internal fan design for alternator cooling
• 6-groove serpentine decoupling pulley
• Clockwise rotation
• Manufacturer: Nippondenso
• Clock position: 9:00
• Remanufactured by MPA Electrical

Product Details

This MPA Electrical remanufactured alternator is built around the specifications commonly used in late-model Cadillac charging systems. Part Number 11867 matches the listed electrical and mounting configuration, including 170 amps, internal regulation, clockwise rotation, and a 9:00 clock position. It is a direct-fit charging component for 2016-2019 Cadillac ATS and 2016-2019 Cadillac CTS models that use the same Nippondenso-style alternator setup. This part cross-references 104211-0350 and 23333115 for the same application.

What This Alternator Helps Address

• Battery warning lights caused by charging-system failure
• Low-voltage conditions affecting starting and electrical operation
• Dim lights or unstable accessory performance from weak alternator output
• Noise or charging issues related to a worn alternator assembly
• Replacement needs for a failed OE-style alternator on Cadillac ATS or CTS

Installation Notes and Tips

Verify pulley style, rotation, clock position, and electrical connector match before installation. Confirm the vehicle uses a 6-groove serpentine decoupling pulley and the same Nippondenso alternator configuration listed for Part Number 11867. Always inspect the belt, battery condition, and charging connections during replacement to help ensure proper system operation.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to meet the listed application specifications for fit and function. This alternator is remanufactured for use in confirmed Cadillac ATS and Cadillac CTS fitments, with the stated amperage and regulator configuration maintained for proper charging-system service.