Depo 317-1174L-ACN2 Headlight Assembly - Left

Left Headlight Assembly for Honda Pilot, Passport, and Ridgeline

Restore front-end lighting performance with this Depo left headlight assembly, part number 317-1174L-ACN2. It is a direct-fit exterior lighting replacement for select Honda Pilot, Passport, and Ridgeline models with the listed factory equipment and left-side application.

• Depo headlight assembly for the left side
• Direct replacement for OEM part number 33150TG7A21 on listed applications
• Compatible with select Honda Pilot, Passport, and Ridgeline models
• Application-specific fitment for vehicles with LED and halogen high beam configurations where noted
• OE-style exterior lighting replacement for damaged, faded, or non-functioning headlamp units

Fitment Details

• Fits 2021-2022 Honda Pilot, left.
• Fits 2021 Honda Passport, left.
• Fits 2020 Honda Passport, left; LED; w/Halogen High Beam; w/Auto Dimming.
• Fits 2016-2020 Honda Pilot, left; w/Auto Dimming; Composite.
• Fits 2020 Honda Ridgeline, left; LED; w/Halogen High Beam; w/Auto Dimming.
• Fits 2019 Honda Passport, left; LED; w/Halogen High Beam; w/Auto Dimming; Composite.
• Fits 2017-2019 Honda Ridgeline, left; LED; w/Halogen High Beam; w/Auto Dimming; Composite.

Product Description

This Depo headlight assembly is built for the left side and matches the factory-style configuration used on select Honda Pilot, Honda Passport, and Honda Ridgeline vehicles. Use it when replacing a cracked lens, moisture-damaged housing, or a headlamp that no longer performs as expected. Part number 317-1174L-ACN2 cross-references OEM 33150TG7A21 for the same application.

Common Repair Reasons

• Broken or clouded left headlight lens
• Water intrusion or condensation inside the housing
• Reduced nighttime visibility from a failing headlamp assembly
• Damage from road debris or front-end impact
• Replacement after electrical or lighting-related headlamp failure

Installation Notes

Verify the vehicle’s lighting equipment before ordering, especially LED, halogen high beam, auto-dimming, and composite housing details listed in the fitment notes. Confirm left-side placement and compare the original unit to part number 317-1174L-ACN2 before installation. Professional installation is recommended for proper alignment and electrical connection.

Quality Assurance

Depo manufactures replacement lighting components for OE-style fitment and application-specific use. This headlight assembly is identified for the listed Honda Pilot, Passport, and Ridgeline applications and is referenced to OEM 33150TG7A21.