2003-07 Cadillac CTS Headlight - 1ALHL02347

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Product Reviews
Vehicle Fit

Part Details

  • Includes:   Bulb
  • Light Option:   HID (High-Intensity Discharge)


  • LH (Driver Side)
  • Replaces dealer part number: 15826017
  • Includes lens, housing, and mounting panel
    • Buyer will have to reuse original headlight washer
  • Bulbs & ballast included
  • Correct for HID (High Intensity Discharge) models ONLY
    • Not correct for models with Halogen low beam
This headlight is a great replacement and has good cost savings over a head light from the dealer.

H.I.D.  Ballast Note:

This Headlight is designed to be used with the supplied ballast. 

Direct Fit Replacement

Direct fit replacement for OEM assembly

Trouble-free Installation

Uses same wiring as original assembly.  No cutting or splicing required.

DOT and SAE Compliant

Meets federal regulations for on-road use

Item Condition: New

Attention California Customers:

WARNING:  This product can expose you to chemicals including Chromium (Hexavalent Compounds), which is known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

Bulb Note:

These lights do not include bulbs.  If you happen to receive a product with bulbs, the bulbs are for testing and not covered under our warranty.  Our warranty applies to the light assembly only.

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Customer Q&A
Ask a question to 1A Auto customers who purchased the product
is this the correct headlight for 04 cts hid, washer, no self level?
Al K November 9, 2015
John W November 10, 2015
Hello and YES, this is correct for all 3 options you have
Brian F November 24, 2015
Are the bulbs included?
Bigg D July 18, 2017
headlight asseblies came with bulbs - lower parking and turn signal did not
George T July 19, 2017
The headlight bulb is included.
Alex P July 19, 2017
Year Make Model Description
2003-2007Cadillac CTS Cadillac CTS HID (High-Intensity Discharge) Headlight Bulb Driver Side
Only 1 left in stock
Part #: 1ALHL02347

Order must be placed by 4pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout