OE Quality
60-Day Returns

TYC 20-6642-90-9 Headlight Assembly - Left
Overview of TYC CAPA Certified Left Headlight Assembly
The TYC CAPA Certified Headlight Assembly 20-6642-90-9 is designed specifically for the left side of Chevrolet Cobalt and Pontiac G5 models. This complete halogen headlight assembly features clear and amber lenses to meet SAE/DOT compliance, ensuring proper lighting performance and safety.
- Complete left side headlight assembly for Chevrolet Cobalt and Pontiac G5
- Halogen bulb type included for reliable illumination
- Clear and amber lens colors for turn signal and headlight functions
- SAE/DOT compliant for road safety standards
- CAPA Certified product line ensuring quality and fitment
- Part number 20-6642-90-9 corresponds to left side; right side is 20-6641-90-9
- Hardware not included; assembly comes without bracket
Detailed Product Description
This TYC CAPA Certified headlight assembly (part number 20-6642-90-9) is engineered as a direct replacement for the left front headlight on Chevrolet Cobalt and Pontiac G5 vehicles. The assembly includes halogen bulbs pre-installed, eliminating the need for separate bulb purchases. The lens features a combination of clear and amber colors to accommodate both headlight and turn signal functions, maintaining factory appearance and compliance with SAE and DOT regulations. Note that this assembly does not include mounting hardware or brackets, so existing components must be reused during installation.
Compatible Vehicles and Common Applications
- Replacement for damaged or fogged left headlight assembly on Chevrolet Cobalt
- Restoring proper lighting function on Pontiac G5 left front headlight
- Addressing issues such as dim or non-functioning halogen bulbs
- Fixing cracked or discolored lens affecting visibility and safety
- Upgrading to a CAPA Certified assembly for assured fit and finish
Installation Notes and Tips
When installing the TYC 20-6642-90-9 headlight assembly, ensure the vehicle is parked on a level surface with the engine off. Since mounting hardware is not included, retain and reuse existing brackets and screws. Handle the halogen bulbs carefully to avoid oil contamination, which can reduce bulb life. Align the assembly properly to maintain beam pattern and avoid glare. Consult the vehicle’s service manual for detailed removal and installation procedures specific to Chevrolet Cobalt and Pontiac G5 models.
Quality Assurance and Certification
The TYC CAPA Certified product line meets stringent quality and fitment standards, providing a reliable replacement option for exterior lighting components. This headlight assembly complies with SAE and DOT regulations, ensuring it meets federal safety requirements. While no specific warranty information is provided, CAPA Certification indicates adherence to industry standards for performance and durability.
| Brand | TYC |
| Part Number | 20-6642-90-9 |
| Position | CAPA Certified, Left |
| Bulbs Included | Yes |
| Lens Color | Clear, amber |
| Bulb Type | Halogen |
| Hardware Included | No |
| Components Included | Complete assembly |
| Other Side | 20-6641-90-9 |
| Position | Left |
| Remarks | W/o bracket |
| Sae/dot Compliant | Yes |
This part fits 31 vehicles. Search below:
| Year | Make | Model | Submodel | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2010 | Chevrolet | Cobalt | Base | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2010 | Chevrolet | Cobalt | LT | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2010 | Chevrolet | Cobalt | Base | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2010 | Chevrolet | Cobalt | SS | Coupe | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2010 | Chevrolet | Cobalt | LS | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2010 | Chevrolet | Cobalt | LT | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2010 | Chevrolet | Cobalt | LS | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2009 | Chevrolet | Cobalt | SS | Coupe | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2009 | Chevrolet | Cobalt | LS | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2009 | Chevrolet | Cobalt | LS | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2009 | Chevrolet | Cobalt | LT | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2009 | Chevrolet | Cobalt | LT | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2009 | Chevrolet | Cobalt | SS | Sedan | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2009 | Pontiac | G5 | Base | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2009 | Pontiac | G5 | GT | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Chevrolet | Cobalt | LS | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Chevrolet | Cobalt | LT | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Chevrolet | Cobalt | LT | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Chevrolet | Cobalt | LS | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Chevrolet | Cobalt | SS | Coupe | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2008 | Chevrolet | Cobalt | Sport | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Chevrolet | Cobalt | Sport | Sedan | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Pontiac | G5 | Base | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2008 | Pontiac | G5 | GT | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2007 | Chevrolet | Cobalt | SS | Coupe | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2007 | Chevrolet | Cobalt | SS | Sedan | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2007 | Pontiac | G5 | GT | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2007 | Pontiac | G5 | Base | Coupe | Left | Other Side: 20-6641-90-9; CAPA Certified | ||
| 2006 | Chevrolet | Cobalt | SS | Sedan | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2006 | Chevrolet | Cobalt | SS | Coupe | 2.0L | L4 | Left | Other Side: 20-6641-90-9; CAPA Certified |
| 2005 | Chevrolet | Cobalt | SS | Coupe | 2.0L | L4 | Left | Other Side: 20-6641-90-9; 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.