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Standard Ignition DLA-331 Door Lock Actuator - Front Left or Rear Left
Reliable Door Lock Actuator for Buick, Chevrolet, GMC, Oldsmobile, and Saab
The Standard Ignition DLA-331 door lock actuator is engineered to provide dependable locking performance for select Buick, Chevrolet, GMC, Oldsmobile, and Saab models. Designed with precise connector and terminal specifications, this actuator ensures seamless integration and operation within your vehicle's door locking system.
- Connector Gender: Female for secure electrical connection
- Terminal Gender: Male blade terminals for reliable contact
- Terminal Quantity: 2 + 4 terminals to support complex wiring needs
- Includes latch mechanism for complete door lock functionality
Technical Details and Compatibility
The DLA-331 door lock actuator features a female connector and male blade terminals, with a total of six terminals (2 + 4) to accommodate the electrical requirements of your vehicle's locking system. The inclusion of a latch mechanism enhances the actuator's ability to engage and disengage the door lock effectively. This part is compatible with a range of models including the Buick Rainier, Chevrolet Trailblazer and Trailblazer EXT, GMC Envoy and Envoy XL, Oldsmobile Bravada, and Saab 9-7x. The actuator is designed to meet the original equipment specifications, ensuring proper fit and function.
Common Applications and Problem Resolution
- Restores power door lock functionality in Buick Rainier and Chevrolet Trailblazer models
- Resolves intermittent or non-responsive door locking issues in GMC Envoy and Oldsmobile Bravada
- Addresses door latch engagement failures in Saab 9-7x vehicles
- Eliminates electrical connection problems caused by worn or damaged terminals
- Improves overall door security and convenience for compatible vehicles
Installation Notes and Tips
When installing the Standard Ignition DLA-331 door lock actuator, ensure the female connector aligns properly with the vehicle wiring harness. Verify that the male blade terminals are securely connected to prevent electrical faults. It is recommended to test the actuator operation before reassembling the door panel. Use appropriate tools to avoid damage to the latch mechanism during installation. Refer to the vehicle service manual for specific removal and installation procedures for your Buick, Chevrolet, GMC, Oldsmobile, or Saab model.
Quality Assurance and Warranty Information
Standard Ignition parts are manufactured to meet or exceed original equipment standards. The DLA-331 door lock actuator undergoes rigorous quality control to ensure durability and reliable performance. This part is backed by a limited warranty covering defects in material and workmanship, providing confidence in its long-term use within your vehicle's door locking system.
| Brand | Standard Ignition |
| Part Number | DLA-331 |
| Connector Gender | Female |
| Notes 2 | With Latch |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 42 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2009 | Chevrolet | Trailblazer | Rear Left | |
| 2009 | Chevrolet | Trailblazer | Front Left | For use in domestic vehicles. |
| 2009 | GMC | Envoy | Front Left | Anti-Theft compatible. |
| 2009 | Saab | 9-7x | Front Left | Anti-Theft compatible. |
| 2008 | Chevrolet | Trailblazer | Front Left | For use in domestic vehicles. |
| 2008 | Chevrolet | Trailblazer | Rear Left | |
| 2008 | GMC | Envoy | Front Left | Anti-Theft compatible. |
| 2008 | Saab | 9-7x | Front Left | Anti-Theft compatible. |
| 2007 | Buick | Rainier | Front Left | w/ Latch Assembly; w/ Anti-Theft; w/ U.S. Emissions |
| 2007 | Chevrolet | Trailblazer | Rear Left | |
| 2007 | Chevrolet | Trailblazer | Front Left | For use in domestic vehicles. |
| 2007 | GMC | Envoy | Front Left | Anti-Theft compatible. |
| 2007 | Saab | 9-7x | Front Left | Anti-Theft compatible. |
| 2006 | Buick | Rainier | Front Left | w/ Latch Assembly; w/ Anti-Theft; w/ U.S. Emissions |
| 2006 | Chevrolet | Trailblazer | Front Left | For use in domestic vehicles. |
| 2006 | Chevrolet | Trailblazer | Rear Left | |
| 2006 | Chevrolet | Trailblazer EXT | Front Left | |
| 2006 | GMC | Envoy | Front Left | Anti-Theft compatible. |
| 2006 | GMC | Envoy XL | Front Left | Anti-Theft compatible. |
| 2006 | Saab | 9-7x | Front Left | Anti-Theft compatible. |
| 2005 | Buick | Rainier | Front Left | w/ Latch Assembly; w/ Anti-Theft; w/ U.S. Emissions |
| 2005 | Chevrolet | Trailblazer | Rear Left | Anti-Theft compatible. |
| 2005 | Chevrolet | Trailblazer | Front Left | Domestic Door Lock Actuator with Anti-Theft |
| 2005 | Chevrolet | Trailblazer EXT | Front Left | Anti-Theft compatible. |
| 2005 | Chevrolet | Trailblazer EXT | Rear Left | Anti-Theft compatible. |
| 2005 | Saab | 9-7x | Front Left | Anti-Theft compatible. |
| 2004 | Buick | Rainier | Front Left | w/ Latch Assembly; w/ Anti-Theft; w/ U.S. Emissions |
| 2004 | Chevrolet | Trailblazer | Rear Left | Anti-Theft compatible. |
| 2004 | Chevrolet | Trailblazer | Front Left | Domestic Door Lock Actuator with Anti-Theft |
| 2004 | Chevrolet | Trailblazer EXT | Rear Left | Anti-Theft compatible. |
| 2004 | Chevrolet | Trailblazer EXT | Front Left | Anti-Theft compatible. |
| 2004 | Oldsmobile | Bravada | Front Left | Domestic Door Lock Actuator with Anti-Theft |
| 2003 | Chevrolet | Trailblazer | Rear Left | Anti-Theft compatible. |
| 2003 | Chevrolet | Trailblazer | Front Left | Domestic Door Lock Actuator with Anti-Theft |
| 2003 | Chevrolet | Trailblazer EXT | Front Left | Anti-Theft compatible. |
| 2003 | Chevrolet | Trailblazer EXT | Rear Left | Anti-Theft compatible. |
| 2003 | Oldsmobile | Bravada | Front Left | Domestic Door Lock Actuator with Anti-Theft |
| 2002 | Chevrolet | Trailblazer | Front Left | Domestic Door Lock Actuator with Anti-Theft |
| 2002 | Chevrolet | Trailblazer | Rear Left | Anti-Theft compatible. |
| 2002 | Chevrolet | Trailblazer EXT | Rear Left | Anti-Theft compatible. |
| 2002 | Chevrolet | Trailblazer EXT | Front Left | Anti-Theft compatible. |
| 2002 | Oldsmobile | Bravada | Front Left | Domestic Door Lock Actuator with Anti-Theft |
* 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.