HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-6777-90-9 Headlight Assembly - Right
Part #: 20-6777-90-9

TYC 20-6777-90-9 Headlight Assembly - Right

CAPA Certified, Right
⚙️ 18 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦CAPA Certified, Right
🚗Fitment: Buick, Lucerne
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of TYC CAPA Certified Headlight Assembly

The TYC CAPA Certified Headlight Assembly 20-6777-90-9 is designed specifically for the right side of Buick Lucerne models. This headlight assembly includes halogen bulbs and features clear and amber lenses, providing reliable exterior lighting performance.

  • Includes halogen bulbs for low beam, high beam, and daytime running lights
  • Clear and amber plastic lens for optimal light output and signaling
  • Durable plastic housing designed for long-lasting use
  • Right side headlight assembly compatible with Buick Lucerne
  • SAE/DOT compliant for safety and regulatory standards

Detailed Product Description

This TYC headlight assembly (part number 20-6777-90-9) is engineered to meet the lighting needs of Buick Lucerne vehicles. The assembly comes complete with halogen bulbs for low beam, high beam, and daytime running lights, ensuring full functionality upon installation. The lens combines clear and amber colors, with the amber section serving as the turn signal indicator. Both the lens and housing are made from durable plastic materials, providing resistance to road debris and weather conditions. This right side headlight assembly is SAE and DOT compliant, meeting federal safety standards for exterior vehicle lighting.

About the CAPA Certified Product Line

The CAPA Certified line from TYC represents parts that meet or exceed the standards set by the Certified Automotive Parts Association. This certification ensures that the headlight assembly 20-6777-90-9 maintains quality, fit, and function comparable to original equipment. Choosing a CAPA Certified part means selecting a component that has undergone rigorous testing for performance and durability, specifically designed for Buick Lucerne models.

Common Applications and Problem Solving

  • Replacement for damaged or cracked right side headlight lens or housing
  • Restores proper lighting function when bulbs or assemblies fail
  • Improves visibility and signaling with included halogen bulbs
  • Ensures compliance with safety regulations for exterior lighting
  • Addresses moisture or fogging issues caused by worn seals or damaged lens

Installation Notes and Tips

Installation of the TYC 20-6777-90-9 headlight assembly is straightforward for technicians familiar with Buick Lucerne vehicles. The assembly comes with all necessary halogen bulbs pre-installed, reducing installation time. It is recommended to disconnect the vehicle battery before beginning installation to avoid electrical issues. Ensure all connectors are securely attached and test all lighting functions before completing the installation. For best results, inspect the mounting points and clean the area to prevent moisture intrusion.

Quality Assurance and Warranty

TYC CAPA Certified headlight assemblies are manufactured to meet strict quality standards. The 20-6777-90-9 part is SAE and DOT compliant, ensuring it meets federal safety requirements. While specific warranty details may vary, CAPA Certified parts typically come with a limited warranty covering defects in materials and workmanship. This provides assurance of the part’s reliability and durability for Buick Lucerne owners.

BrandTYC
Part Number20-6777-90-9
PositionCAPA Certified, Right
Bulb TypeHalogen
Bulbs IncludedYes
Daytime Running Light Bulb TypeHalogen
High Beam Bulb IncludedYES
High Beam Bulb TypeHalogen
Housing MaterialPlastic
Lens ColorClear, Amber
Lens MaterialPlastic
Low Beam Bulb IncludedYES
Low Beam Bulb TypeHalogen
Other Side20-6778-90-9
PositionRight
Sae/dot CompliantYes

This part fits 18 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2011BuickLucerneCXSedanRightOther Side: 20-6778-90-9; CAPA Certified
2011BuickLucerneCXLSedanRightOther Side: 20-6778-90-9; CAPA Certified
2011BuickLucerneSuperSedanRightOther Side: 20-6778-90-9; CAPA Certified
2010BuickLucerneSuperSedanRightOther Side: 20-6778-90-9; CAPA Certified
2010BuickLucerneCXL Special EditionSedanRightOther Side: 20-6778-90-9; CAPA Certified
2010BuickLucerneCXLSedanRightOther Side: 20-6778-90-9; CAPA Certified
2010BuickLucerneCXSedanRightOther Side: 20-6778-90-9; CAPA Certified
2009BuickLucerneCXLSedanRightOther Side: 20-6778-90-9; CAPA Certified
2009BuickLucerneSuperSedanRightOther Side: 20-6778-90-9; CAPA Certified
2009BuickLucerneCXSedanRightOther Side: 20-6778-90-9; CAPA Certified
2008BuickLucerneSuperSedanRightOther Side: 20-6778-90-9; CAPA Certified
2008BuickLucerneCXLSedanRightOther Side: 20-6778-90-9; CAPA Certified
2008BuickLucerneCXSSedanRightOther Side: 20-6778-90-9; CAPA Certified
2008BuickLucerneCXSedanRightOther Side: 20-6778-90-9; CAPA Certified
2007BuickLucerneCXLSedanRightOther Side: 20-6778-90-9; CAPA Certified
2007BuickLucerneCXSSedanRightOther Side: 20-6778-90-9; CAPA Certified
2006BuickLucerneCXSSedanRightOther Side: 20-6778-90-9; CAPA Certified
2006BuickLucerneCXLSedanRightOther Side: 20-6778-90-9; CAPA Certified

* 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:

25974774

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.