LED Low Beam Projector Headlights Pair w/ LED DRL for Chevy Trailblazer (2021-2023)

Replace damaged LED low-beam headlights on your 2021-2023 Trailblazer with this brand-new projector pair with LED DRL.

Fitment

Will NOT fit: Trailblazer with factory halogen low beam.

Common Reasons to Replace

• Yellowed, hazy, or oxidized lenses reducing light output
• Cracked lens or broken mounting tabs
• Moisture or condensation inside the housing
• Collision damage

Specs

• Low beam: built-in LED projector; high beam: H9; turn: WY21W
• DRL: LED
• DOT compliant
• Quantity: Pair (Left + Right)
• Condition: New

Interchange Part Numbers

OEM: 42831126, 42764061, 42770408, 42778369, 42779301, 42794040, 42825740, 42827954, 42764062, 42770409, 42778370, 42779302, 42794041, 42825745, 42827958. Partslink: GM2502523, GM2503523, GM2503522, GM2502522.

What's Included

• 1 x Driver side headlight assembly
• 1 x Passenger side headlight assembly
• Bulbs included

Installation

1. Open the hood and remove the upper grille/close-out push pins and screws, then remove the grille.
2. Turn the wheels, remove the wheel-liner push pins and the hidden 10 mm bolts at each fender edge.
3. Pull the bumper corners off the fender tracks and unplug the fog lights, then ease the fascia forward.
4. Remove the headlamp fasteners, unplug the lamp, install the new one and reverse; aim the headlights.

Steps compiled from ScienceDesk 2021+ Chevrolet Trailblazer front bumper removal guide. Professional installation and headlight aiming are recommended.

FAQs

Will these fit a halogen Trailblazer?
No. Factory LED low-beam models only.

What bulbs are replaceable?
H9 high beam and WY21W turn, per the listing photos; low beam is LED.

Do I need to remove the front bumper to replace these headlights?
Yes, the fascia corners must come off the fender tracks to reach the headlamp fasteners.

Can I install HID or LED kits?
Not applicable. The low and high beams are built-in factory LED; there is no replaceable headlight bulb for an LED or HID kit.