TYC 2-11399 Alternator

TYC 2-11399 Alternator for GM Applications

The TYC 2-11399 alternator is a direct-fit charging system component built for select Buick Encore and Chevrolet Trax models, plus the 2011 Chevrolet Cruze. It is specified with a 120-amp output, a clutch pulley, 6 pulley grooves, and clockwise rotation for OE-style replacement service.

Key Features

• 120A output for stable electrical charging performance
• Clutch pulley design for smooth belt operation
• 6-groove pulley wheel configuration
• Clockwise rotation
• OE manufacturer reference: Valeo
• Cross-reference: BBB Industries 11399
• Cross-reference: Dorman - HELP 42132

Detailed Description

TYC 2-11399 is an alternator for vehicles equipped with the RPO-LUV engine application in the 2013-2021 Buick Encore and 2013-2021 Chevrolet Trax, and it also covers the 2011 Chevrolet Cruze. This alternator is built around the listed OE-style specifications, including 120 amps of power generation, a clutch pulley, six pulley grooves, and clockwise rotation, making it a practical replacement for charging-system service on these GM platforms.

This part cross-references BBB Industries 11399 and Dorman - HELP 42132 for the same application.

What It Is Used For

• Replacing a failing alternator that causes low charging output
• Addressing battery warning lights related to charging-system faults
• Correcting dim lights or unstable electrical performance
• Restoring proper belt-driven alternator operation with the correct pulley type
• Servicing Buick Encore, Chevrolet Trax, and Chevrolet Cruze charging systems

Installation Notes and Tips

Verify pulley groove count, rotation direction, and engine application before installation. Confirm fitment by matching the vehicle year, make, model, and RPO-LUV application where listed. For best results, inspect the drive belt, tensioner, and electrical connections during alternator replacement.

Quality Assurance

TYC lists Valeo as the OE manufacturer reference for this alternator, supporting OE-style specification matching for the stated applications.