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DormanPart #: 38666
Dorman 38666 Tailgate Latch - Left
⚙️ 85 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$61.67Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
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*Free return shipping only qualifies if our fitment verification tool is used.
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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
🚗Fitment: Chevrolet, GMC, and Cadillac, Silverado 1500 Classic, Silverado 1500 HD Classic, Silverado 2500 HD Classic, Silverado 3500 Classic, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD Classic, Sierra 3500 Classic, Escalade EXT, Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500 HD, Silverado 3500, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500, Silverado 2500, and Sierra 2500
🔄Easy Returns — Return within 60 days for a full refund
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Not what you need? Click here for all Tailgate Latch options
Reliable Tailgate Latch for Select GM Trucks and SUVs
The Dorman 38666 tailgate latch is designed specifically for select Cadillac, Chevrolet, and GMC models. Constructed from durable steel, this tailgate latch provides a secure and reliable closure for your vehicle's tailgate, ensuring proper function and safety.
- Made from sturdy steel for long-lasting durability
- Specific fit for Cadillac, Chevrolet, and GMC trucks and SUVs
- Bolt-on attachment method for secure installation
- Includes one latch per package
- Compatible with multiple Sierra, Silverado, Avalanche, and Escalade EXT models
Durable Steel Construction and Specific Vehicle Fitment
The Dorman 38666 tailgate latch is engineered to meet the exact specifications of your vehicle, providing a precise fit for models such as the Chevrolet Silverado 1500, GMC Sierra 2500 HD, and Cadillac Escalade EXT. Its steel construction ensures resistance to wear and corrosion, maintaining reliable tailgate operation over time. The bolt-on design allows for a secure attachment, minimizing the risk of tailgate misalignment or failure.
Compatible Vehicles and Applications
This tailgate latch is compatible with a range of GM trucks and SUVs, including:
- Cadillac Escalade EXT
- Chevrolet Avalanche 1500 and 2500
- Chevrolet Silverado 1500, 1500 Classic, 1500 HD, 1500 HD Classic, 2500, 2500 HD, 2500 HD Classic, 3500, and 3500 Classic
- GMC Sierra 1500, 1500 Classic, 1500 HD, 1500 HD Classic, 2500, 2500 HD, 2500 HD Classic, 3500, and 3500 Classic
Common Issues Addressed by the Dorman 38666 Tailgate Latch
- Difficulty securing the tailgate properly
- Tailgate latch sticking or failing to engage
- Wear or corrosion causing latch malfunction
- Loose or misaligned tailgate closure
- Replacement of damaged or broken tailgate latch components
Installation Notes and Tips
The Dorman 38666 tailgate latch installs using a bolt-on method, providing a straightforward replacement process. While installation instructions are not included, basic mechanical knowledge and standard hand tools are sufficient for installation. It is recommended to verify vehicle compatibility before installation and to inspect the tailgate mechanism for any additional wear or damage during replacement.
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and fit. The 38666 tailgate latch undergoes quality checks to maintain durability and function. Please refer to Dorman's warranty policy for specific coverage details.
| Brand | Dorman |
| Part Number | 38666 |
| Attachment Method | Bolt |
| Installation Instructions Included | No |
| Material | Steel |
| Package Contents | Latch |
| Universal Or Specific Fit | Specific |
This part fits 85 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2007 | Chevrolet | Silverado 1500 Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | Chevrolet | Silverado 1500 HD Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | Chevrolet | Silverado 2500 HD Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | Chevrolet | Silverado 3500 Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | GMC | Sierra 1500 Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | GMC | Sierra 1500 HD Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | GMC | Sierra 2500 HD Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2007 | GMC | Sierra 3500 Classic | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Cadillac | Escalade EXT | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Chevrolet | Avalanche 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Chevrolet | Avalanche 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Chevrolet | Silverado 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Chevrolet | Silverado 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | Chevrolet | Silverado 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | GMC | Sierra 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | GMC | Sierra 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2006 | GMC | Sierra 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Cadillac | Escalade EXT | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Chevrolet | Avalanche 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Chevrolet | Avalanche 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Chevrolet | Silverado 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Chevrolet | Silverado 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | Chevrolet | Silverado 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | GMC | Sierra 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | GMC | Sierra 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2005 | GMC | Sierra 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Cadillac | Escalade EXT | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Chevrolet | Avalanche 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Chevrolet | Avalanche 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Chevrolet | Silverado 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Chevrolet | Silverado 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | Chevrolet | Silverado 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | GMC | Sierra 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | GMC | Sierra 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2004 | GMC | Sierra 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Cadillac | Escalade EXT | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Avalanche 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Avalanche 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Silverado 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Silverado 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Silverado 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | Chevrolet | Silverado 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | GMC | Sierra 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | GMC | Sierra 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | GMC | Sierra 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2003 | GMC | Sierra 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Cadillac | Escalade EXT | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Avalanche 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Avalanche 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Silverado 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Silverado 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Silverado 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | Chevrolet | Silverado 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | GMC | Sierra 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | GMC | Sierra 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | GMC | Sierra 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2002 | GMC | Sierra 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | Chevrolet | Silverado 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | Chevrolet | Silverado 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | Chevrolet | Silverado 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | Chevrolet | Silverado 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | GMC | Sierra 1500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | GMC | Sierra 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | GMC | Sierra 2500 HD | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2001 | GMC | Sierra 3500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2000 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2000 | Chevrolet | Silverado 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2000 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 2000 | GMC | Sierra 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 1999 | Chevrolet | Silverado 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 1999 | Chevrolet | Silverado 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 1999 | GMC | Sierra 1500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
| 1999 | GMC | Sierra 2500 | Left | Fits washer fluid reservoir cap on automatic transmission vehicles. |
* 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:
15107685
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.