HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-6678-00 Headlight Assembly - Left
Part #: 20-6678-00

TYC 20-6678-00 Headlight Assembly - Left

TYC Regular, Left
⚙️ 29 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Regular, Left
🚗Fitment: Pontiac, G6
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Overview of TYC Regular Headlight Assembly for Pontiac G6

The TYC Regular Headlight Assembly 20-6678-00 is designed specifically for the Pontiac G6, providing reliable exterior lighting with included halogen bulbs. This complete headlight assembly ensures proper fitment and compliance with safety standards.

  • Complete headlight assembly with bulbs included
  • Halogen bulbs for both high beam and low beam
  • Durable plastic lens and housing materials
  • SAE/DOT compliant for road safety
  • Compatible with Pontiac G6 models

Detailed Product Features and Specifications

This TYC Regular headlight assembly (part number 20-6678-00) features a plastic lens and housing, which balances durability and weight. Both the high beam and low beam bulbs are halogen type and included with the assembly, allowing for straightforward installation without the need for additional bulb purchases. The assembly is designed to meet SAE and DOT compliance standards, ensuring it meets regulatory requirements for exterior vehicle lighting. This part is specifically engineered for the Pontiac G6, providing a direct replacement that maintains the vehicle's original lighting performance.

About the TYC Regular Product Line

The TYC Regular product line offers dependable replacement lighting components that meet industry standards for fit and function. This line focuses on providing complete assemblies with included bulbs, simplifying the replacement process for common exterior lighting parts. The 20-6678-00 headlight assembly is part of this line, delivering a balance of quality materials and compliance for the Pontiac G6.

Common Applications and Problem Resolution

  • Restores proper headlight function after damage or wear
  • Replaces cracked or fogged plastic lens for improved visibility
  • Solves issues with burnt-out or faulty halogen bulbs
  • Ensures compliance with vehicle lighting regulations
  • Addresses fitment problems with aftermarket or generic parts

Installation Notes and Tips

Installation of the TYC Regular headlight assembly 20-6678-00 is designed to be a direct fit for Pontiac G6 models. It is recommended to disconnect the vehicle battery before installation to avoid electrical issues. Since bulbs are included, no additional bulb installation is necessary, but verify bulb seating and connector security during assembly. Refer to the vehicle’s service manual for detailed removal and installation procedures to ensure proper alignment and secure mounting.

Quality Assurance and Warranty Information

TYC Regular headlight assemblies are manufactured to meet SAE and DOT standards, ensuring compliance and safety. The 20-6678-00 part number undergoes quality control checks to maintain consistent performance. While specific warranty details are not provided here, TYC products typically come with a limited warranty covering defects in materials and workmanship. Consult the product packaging or manufacturer for exact warranty terms.

BrandTYC
Part Number20-6678-00
PositionTYC Regular, Left
Bulb TypeHalogen
Bulbs IncludedYes
Components IncludedComplete Assembly
High Beam Bulb IncludedYES
High Beam Bulb TypeHalogen
Housing MaterialPlastic
Lens MaterialPlastic
Low Beam Bulb IncludedYES
Low Beam Bulb TypeHalogen
Other Side20-6677-00
Sae/dot CompliantYes

This part fits 29 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2010PontiacG6GTSedanLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2010PontiacG6BaseSedanLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2009PontiacG6GXPSedanLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2009PontiacG6GTSedanLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2009PontiacG6GTConvertibleLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2009PontiacG6BaseSedanLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2009PontiacG6GXPCoupeLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2009PontiacG6GTCoupeLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2008PontiacG6GTConvertibleLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2008PontiacG6GTCoupeLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2008PontiacG6GTSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2008PontiacG6BaseSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2008PontiacG6GXPCoupeLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2008PontiacG6GXPSedanLeftw/o CTF Pkg; Components Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2007PontiacG6GTCoupeLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2007PontiacG6GTSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2007PontiacG6BaseSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2007PontiacG6GTPCoupeLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2007PontiacG6GTPSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2007PontiacG6GTConvertibleLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6GTPSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6GTPConvertibleLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6GTSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6BaseSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6GTCoupeLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6GTPCoupeLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2006PontiacG6GTConvertibleLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2005PontiacG6GTSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular
2005PontiacG6BaseSedanLeftComponents Included: Complete Assembly; Bulb Type: Halogen; Other Side: 20-6677-00; TYC Regular

* 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:

GM2502255

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