Remy 12854 Alternator

Remanufactured Alternator for GM Crossovers

This Remy Premium Remanufactured alternator, part number 12854, is a 12-volt charging system component built for select Buick, Chevrolet, GMC, and Saturn applications. It delivers 170 amps with an internal voltage regulator and internal fan for OE-style electrical performance.

Compatible With 2007-2017 Buick Enclave, Chevrolet Traverse, GMC Acadia, GMC Acadia Limited, and Saturn Outlook applications that use the Nippondenso-style alternator design. Remy 12854 is a direct-fit charging replacement for vehicles that need stable output and correct clockwise rotation.

Key Features

• 170 amp amperage rating for factory-style charging output
• Remanufactured unit from Remy Premium Remanufactured
• 12-volt alternator with internal voltage regulator
• Internal fan design for integrated cooling
• Pulley included for application-specific fitment
• Clockwise rotation direction
• OE manufacturer reference: Nippondenso

Product Details

Remy 12854 is built for drivers replacing a worn or failing alternator in GM crossover platforms. It is engineered around the original Nippondenso alternator architecture and is listed for 2008-2017 Buick Enclave, 2009-2017 Chevrolet Traverse, 2017 GMC Acadia Limited, 2007-2016 GMC Acadia, and 2007-2010 Saturn Outlook. This part number also cross-references 104210-6160 and 23105717 for the same application.

The Remy Premium Remanufactured line focuses on remanufactured electrical components that match the original unit’s fit and operating characteristics. For shoppers searching for a 170 amp alternator for Buick Enclave, Chevrolet Traverse alternator replacement, or GMC Acadia charging system repair, part number 12854 is the relevant OE-style option.

Common Reasons for Replacement

• Battery warning light or charging system warning
• Low system voltage at idle or under load
• Dim lights, slow accessory operation, or weak electrical output
• Alternator bearing noise or charging failure
• Vehicle starting issues caused by insufficient charging

Installation Notes

Verify pulley alignment, rotation direction, and electrical connector match before installation. Confirm the vehicle uses the listed Nippondenso-style 170 amp configuration and compare the original unit to Remy 12854 before removal. After installation, check charging voltage at idle and with electrical loads applied.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to restore core alternator function for OE-style replacement use. Part number 12854 is specified with internal regulation, internal cooling, and application-matched pulley configuration for the listed GM crossover vehicles.