OE Quality
60-Day Returns

Depo 335-1143L-AS Headlight Assembly - Left
Overview of Depo Headlight Assembly 335-1143L-AS
The Depo 335-1143L-AS headlight assembly is designed specifically for GMC Yukon and Yukon XL 1500 models. This exterior lighting component ensures proper illumination and maintains the original vehicle appearance.
- Direct replacement headlight assembly for GMC Yukon and Yukon XL 1500
- Durable construction for long-lasting performance
- Precise fitment with part number 335-1143L-AS
- Meets OEM specifications for reliable lighting output
- Includes all necessary mounting points for straightforward installation
Product Details and Compatibility
This headlight assembly by Depo is engineered to match the exact specifications required for GMC Yukon and Yukon XL 1500 vehicles. The part number 335-1143L-AS corresponds to the left side headlight, ensuring compatibility and proper alignment. Manufactured with quality materials, this assembly provides consistent lighting performance and durability under various driving conditions. It is an ideal replacement for damaged or worn-out headlights, restoring both safety and vehicle aesthetics.
Common Applications and Problem Resolution
- Replacement for cracked or broken headlight lenses
- Restores dim or non-functioning headlights
- Corrects misaligned or loose headlight assemblies
- Improves nighttime visibility and road safety
- Maintains vehicle compliance with lighting regulations
Installation Notes and Tips
Installation of the Depo 335-1143L-AS headlight assembly is straightforward with basic hand tools. It is recommended to disconnect the vehicle battery before starting to avoid electrical issues. Align the assembly carefully to ensure proper beam pattern and secure all mounting points firmly. Verify all electrical connections are tight and test the headlight function before completing the installation.
Quality Assurance and Warranty Information
Depo manufactures this headlight assembly to meet or exceed OEM standards, providing reliable performance and durability. While specific warranty details may vary, Depo typically offers a limited warranty covering defects in materials and workmanship. This ensures confidence in the product’s quality and longevity when installed on GMC Yukon and Yukon XL 1500 vehicles.
This part fits 20 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2014 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2014 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2013 | GMC | Yukon | Denali Hybrid | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2013 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2013 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2012 | GMC | Yukon | Denali Hybrid | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2012 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2012 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2011 | GMC | Yukon | Denali Hybrid | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2011 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2011 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2010 | GMC | Yukon | Denali Hybrid | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2010 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2010 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2009 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2009 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2008 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2008 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2007 | GMC | Yukon | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
| 2007 | GMC | Yukon XL 1500 | Denali | Left | Composite; Composite; OEM: 20969896; GM2502318; Composite; OEM: 20969896; OEM: 20969896 |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.