DORMAN 746-858 DLA1903 Door Lock Actuator Motor Integrated

( Brand: Dorman ), ( Manufacturer Part Number: 746-858 ), ( Part Type: Actuator Door Lock Motor ), ( Ipn: Dla1903 ), ( Epid: 8052533156 )

Review DORMAN Oe Solutions Door Lock Actuator Motor Non Integrated Toyota fits 2004–2020

The **Dorman 746-858 Door Lock Actuator Motor** is a high-quality, direct-fit replacement designed specifically for the **2004 2007 Toyota models**, including the Camry, Corolla, Matrix, and other compatible vehicles within that lineup. This precision-engineered component is built to restore seamless functionality to your vehicle s power door lock system, ensuring smooth operation whether you re locking, unlocking, or switching between the driver and passenger-side doors. Crafted from durable materials, the Dorman actuator motor features a robust internal mechanism that resists wear and tear, reducing the risk of premature failure and extending the lifespan of your door lock assembly. Its compact yet robust design integrates seamlessly with the existing wiring harness and mounting points, eliminating the need for extensive modifications or additional tools during installation. Whether your original actuator motor has failed due to electrical corrosion, mechanical wear, or a wiring issue, this aftermarket solution delivers reliable performance, matching the performance and durability of the factory unit. Ideal for both professional mechanics and DIY enthusiasts, the Dorman 746-858 is backed by a reputation for quality, ensuring a tight fit and consistent operation that keeps your door locks responsive and dependable. With its straightforward installation and long-term reliability, this actuator motor is an essential upgrade for restoring confidence in your vehicle s power door functionality.

### **Pros and Cons of buying a Dorman 746-858 Door Lock Actuator Motor (Integrated) for 2004-2007 Toyota**

1. **Direct Fitment** The Dorman part is specifically designed for 2004-2007 Toyota models, ensuring compatibility without modifications. This reduces the risk of installation issues compared to aftermarket parts that may require adapters or adjustments.

2. **Reliability and Durability** Dorman is a well-known brand under the Carter brand group, which is trusted for automotive replacement parts. Their components are often built to meet or exceed OEM standards, providing long-term performance.

3. **Ease of Installation** Since it is an integrated unit (combining the motor and actuator), it simplifies the replacement process compared to separate motor and actuator kits, which may require additional wiring or mechanical adjustments.

4. **Warranty Coverage** Dorman parts typically come with a manufacturer s warranty (often 1-2 years), offering some protection against defects or premature failure.

5. **Cost-Effective Alternative to OEM** While not an exact OEM part, the Dorman actuator is usually significantly cheaper than purchasing an original Toyota replacement, making it a budget-friendly option without sacrificing quality.

6. **Positive User Feedback** Many customers report that Dorman parts perform reliably after installation, with fewer complaints about failure or compatibility issues compared to lesser-known brands.

7. **Availability** Dorman parts are widely stocked at auto parts stores (e.g., AutoZone, O Reilly, RockAuto), making it easier to purchase without long wait times or shipping delays.

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1. **Not a True OEM Part** While high-quality, it is not an exact factory replacement. Some users may notice slight differences in fit or feel compared to the original Toyota component, though functionality remains the same.

2. **Potential for Counterfeit Parts** Since Dorman is a popular brand, there is a risk of purchasing counterfeit or low-quality knockoffs, especially when buying from third-party sellers. Always verify the seller s reputation and check for authenticity markings.

3. **Limited Customization** Unlike some aftermarket options, the Dorman part does not offer additional features (e.g., keyless entry compatibility, smart lock functionality) beyond the standard door lock actuator.

4. **Mixed Reviews on Longevity** While many users have no issues, some report that the Dorman actuator fails sooner than the original Toyota part, particularly in high-mileage vehicles or harsh environments. This varies by individual experience.

5. **Installation Challenges for DIYers** Although the integrated design simplifies the process, wiring or mechanical issues (e.g., misaligned pins, damaged connectors) can still arise, especially if the door panel is difficult to access or the wiring harness is frayed.

6. **Price Sensitivity** While cheaper than OEM, it may still be more expensive than generic aftermarket alternatives (e.g., RockAuto s budget brands), though the trade-off is usually better reliability.

7. **No Additional Features** Unlike some higher-end aftermarket actuators, this part does not include features like remote keyless entry (RKE) compatibility or smart lock integration, which may be a drawback for owners upgrading their security systems.

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The **Dorman 746-858 door lock actuator motor** is a **strong, cost-effective choice** for replacing a faulty or worn-out actuator in a 2004-2007 Toyota. It strikes a balance between affordability and reliability, with a direct fit and solid build quality. However, it is not a perfect replacement it lacks the exact OEM specifications and may not last as long in extreme conditions. For most drivers, the pros outweigh the cons, making it a **recommended purchase** for those prioritizing ease of installation and reasonable longevity.

- **Buy from a reputable source** (e.g., AutoZone, RockAuto, or a trusted online retailer) to avoid counterfeit parts.

- **Inspect the wiring and connectors** before installation to prevent future issues.

- **Consider OEM if budget allows** for maximum longevity, especially if the vehicle is high-mileage or used in harsh climates.

- **Pair with a quality door lock switch** if the actuator is the only failing component, as a worn switch can cause repeated actuator strain.

**Final Verdict:** **Purchase the Dorman part** unless you have specific concerns about longevity or need additional features, in which case an OEM or higher-end aftermarket option may be preferable. For most users, it is a **practical and reliable upgrade**.

Details:

Made of high-quality components for durability, reliability, and performance. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Manufactured following strict OE standards to work like the original component. Door Lock Actuator Motor - Non Integrated, for 2004 2009 Toyota Sienna Dorman 746-858 For 2004 20 Toyota: Part Number: Manufacturer.

Engineered using the latest technology to ensure product lasts longer in service. Designed specifically for trucks, trailers, and buses.

part #: 746858 prices

• $106.10-$121.94

specifications carlockiio:

• for makes: Toyota
• for years: 2004-2020
• brand: Dorman
• mpn: 746-858
• part type: Actuator Door Lock Motor
• ipn: Dla1903
• epid: 8052533156

seller carlockiio:

• # reviews: 70010
• city: Los Angeles, California
• rating: 99.4%

offer carlockiio:

• options: Ship-to-home
• best offers: True
• sold: 0
• quantity: 5
• started: May 8, 2026
• availability: In Stock

returns carlockiio:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

general carlockiio:

• Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware
• condition: New

shipping carlockiio:

• class: Standard
• type: Fixed
• transit: 4-7 Days
• cost: $0.00
• service: Standard

payments carlockiio:

• credit card: Discover
• wallet: Apple-pay
• other

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