WAI 11682N Alternator

WAI 11682N Alternator Overview

The WAI 11682N alternator is a 145-amp, 100% new replacement built for vehicles that use a DENSO-style charging system. It features an internal regulator, internal fan, clockwise rotation, and a decoupled clutch pulley to match the specified OE-style setup on applications such as Chevrolet Camaro, Chevrolet Blazer, Cadillac CTS, and GMC Canyon.

WAI engineers this alternator with proprietary components and manufacturing processes to support long service life and consistent electrical output. The 11682N is a direct-fit charging component for a wide range of GM vehicles that require a serpentine-belt alternator with a 5-groove pulley.

Key Features

• 145-amp amperage rating for modern vehicle electrical loads
• 100% new unit, not remanufactured
• DENSO family alternator with internal regulator
• Internal fan design
• Clockwise (right) rotation
• Pulley included with 5-groove serpentine belt type
• Decoupled or clutch pulley included

Detailed Description

WAI 11682N is built for OE-style replacement in charging systems that call for a DENSO IR/IF 145 to 150 amp alternator. It is listed for 2021-2023 Chevrolet Camaro, 2020-2021 Chevrolet Blazer, 2015-2019 Cadillac ATS, 2015-2019 Cadillac CTS, 2015-2019 Chevrolet Colorado, 2014-2019 Chevrolet Impala, 2013-2019 Chevrolet Malibu, 2015-2019 GMC Canyon, and additional GM applications shown in the fitment data. This part number also cross-references Unity Automotive 11682 for the same application.

For buyers searching for a 145 amp alternator for Chevrolet Camaro, a DENSO-style alternator for Chevrolet Blazer, or a replacement alternator for Cadillac CTS and GMC Canyon, the WAI 11682N provides the specified pulley, rotation, and regulator configuration in a new assembly. Part number 11682N is also referenced by OE and aftermarket numbers including 13592811 and 22892569.

Common Problems This Part Can Address

• Battery warning light caused by alternator output loss
• Low charging voltage during idle or accessory use
• Dim lights or unstable electrical performance
• Noise or pulley-related charging system issues
• Failure of the original alternator regulator or internal components

Installation Notes and Tips

• Verify the vehicle uses a DENSO IR/IF 145 to 150 amp charging system before ordering.
• Confirm pulley groove count, belt type, and clockwise rotation match the original unit.
• Check for start/stop exclusions on applicable Cadillac ATS and CTS models.
• Inspect the serpentine belt, battery condition, and charging cables during replacement.
• Clear any charging-system fault codes after installation and test system voltage.

Quality Assurance

WAI states that this alternator is 100% new and manufactured with proprietary components and processes to support maximum life and performance. The 11682N is built to meet the amp output required by today’s vehicles while matching the specified DENSO-style application details.