Subtotal:$0.00
Dorman 940-111 - Trunk Lock Actuator Motor
Product Overview
The Dorman 940-111 Trunk Lock Actuator Motor is designed to provide optimal functionality for your vehicle's trunk locking mechanism. This essential component ensures reliable operation and proper fitment, meeting OE-level quality standards for performance and durability. Trusted by automotive professionals and DIY enthusiasts alike, Dorman's parts are compatible with a variety of vehicle makes including Buick, Cadillac, and Chevrolet. Choose Dorman 940-111 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Dorman 940-111 is equivalent to or replaces the following part numbers: 940111, 10339214, 10349741, 15817924, 15147009, 25862051, 10390085, 22977981, 15267362, 15280212, 20815645, 12451213, 25795316.
Vehicle Compatibility
- Buick Lucerne (2006-2008) 3.8 V6
- Buick Lucerne (2006-2011) 4.6 V8
- Buick Lucerne (2009-2011) 3.9 V6
- Cadillac DTS (2006-2011) 4.6 V8
- Chevrolet Impala (2006-2009) 5.3 V8
- Chevrolet Impala (2006-2011) 3.5 V6
- Chevrolet Impala (2006-2011) 3.9 V6
- Chevrolet Impala (2012-2013) 3.6 V6
- Chevrolet Impala Limited (2014-2016) 3.6 V6
This also fits other applications. Please use the vehicle selector tool to verify fitment.
Why Choose Newparts.com?
- Trusted by DIYers and pros for over 15 years
- Over 20 million auto parts shipped
- Top brands at the best prices online
- Exclusive Kits That Fit™ - complete repair solutions with no guesswork
- Fast, reliable shipping from our U.S. warehouses
Frequently Asked Questions
What is the function of the Dorman 940-111?
The Dorman 940-111 serves as a trunk lock actuator motor, enabling the locking and unlocking of your trunk with electrical activation for enhanced security.
What are the symptoms of a faulty trunk lock actuator?
Common symptoms include the trunk not locking or unlocking properly, unusual noises when activating, or malfunctioning remote access. If you encounter these issues, consider replacing your actuator with the Dorman 940-111.
Can I diagnose issues with my trunk lock actuator?
Yes, if your vehicle is displaying DTCs related to the trunk lock mechanism, such as P0513, it may indicate a malfunction. Replacing the actuator with the Dorman 940-111 can restore functionality.
How do I install the Dorman 940-111?
The installation of the Dorman 940-111 is straightforward, but it is recommended to consult your vehicle's service manual for specific instructions to ensure proper fitment and function.
Why should I purchase the Dorman 940-111?
Order Dorman 940-111 today for a factory-correct replacement that restores safety and performance.
- BrandDorman
- ManufacturerDorman
- MPN940-111
- FeaturesActivation Type : El+¬ctrico
Activation Type : Electric
Attached Lead Wires : No
Attached Lead Wires : Non
Cables de plomo adjuntos : No
Connector Gender : Macho
Connector Gender : Male
Connector Shape : Oval
Connector Shape : Ovalado
Contenidos del paquete : 1 Cerradura de la puerta
Height : 5.10
Housing Material : Metal
Housing Material : Metal
Installation Hardware Included : No
Installation Hardware Included : No
Installation Hardware Included : Non
Length : 7
Material : Metal
Material : Metal
Mounting Hardware Included : No
Mounting Hardware Included : No
Mounting Hardware Included : Non
Package Contents : 1 Door Latch
Terminal Gender : Macho
Terminal Gender : Male
Terminal Quantity : 4
Terminal Type : Aspa
Terminal Type : Blade
Width : 5.09
Wiring Harness Included : No
Wiring Harness Included : No
Wiring Harness Included : Non - Cross Reference Numbers940111, 10339214, 10349741, 15817924, 15147009, 25862051, 10390085, 22977981, 15267362, 15280212, 20815645, 12451213, 25795316
- Part TypeTrunk Lock Actuator Motor
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2008 | Chevrolet | Impala | 50th Anniversary Edition (3.5 V6 GAS) | |
| 2008 | Chevrolet | Impala | LS (3.5 V6 GAS) | |
| 2008 | Chevrolet | Impala | LT (3.9 V6 FLEX) | |
| 2008 | Chevrolet | Impala | LT (3.5 V6 GAS) | |
| 2008 | Chevrolet | Impala | LTZ (3.9 V6 FLEX) | |
| 2008 | Chevrolet | Impala | Police (3.9 V6 FLEX) | |
| 2008 | Chevrolet | Impala | SS (5.3 V8 GAS) | |
| 2008 | Buick | Lucerne | CX (3.8 V6 GAS) | |
| 2008 | Buick | Lucerne | CXL (4.6 V8 GAS) | |
| 2008 | Buick | Lucerne | CXL (3.8 V6 GAS) | |
| 2008 | Buick | Lucerne | CXS (4.6 V8 GAS) | |
| 2008 | Buick | Lucerne | Super (4.6 V8 GAS) | |
| 2008 | Cadillac | DTS | Base (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2008 | Cadillac | DTS | Luxury (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2008 | Cadillac | DTS | Platinum (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2009 | Chevrolet | Impala | LS (3.5 V6 GAS) | |
| 2009 | Chevrolet | Impala | LT (3.9 V6 FLEX) | |
| 2009 | Chevrolet | Impala | LT (3.5 V6 GAS) | |
| 2009 | Chevrolet | Impala | LTZ (3.9 V6 FLEX) | |
| 2009 | Chevrolet | Impala | Police (3.9 V6 FLEX) | |
| 2009 | Chevrolet | Impala | SS (5.3 V8 GAS) | |
| 2009 | Cadillac | DTS | Base (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2009 | Cadillac | DTS | Luxury (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2009 | Cadillac | DTS | Platinum (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2009 | Buick | Lucerne | CX (3.9 V6 GAS) | |
| 2009 | Buick | Lucerne | CXL (3.9 V6 GAS) | |
| 2009 | Buick | Lucerne | Super (4.6 V8 GAS) | |
| 2010 | Chevrolet | Impala | LS (3.5 V6 GAS) | |
| 2010 | Chevrolet | Impala | LS (3.9 V6 FLEX) | |
| 2010 | Chevrolet | Impala | LT (3.5 V6 GAS) | |
| 2010 | Chevrolet | Impala | LTZ (3.9 V6 FLEX) | |
| 2010 | Chevrolet | Impala | Police (3.9 V6 FLEX) | |
| 2010 | Buick | Lucerne | CX (3.9 V6 GAS) | |
| 2010 | Buick | Lucerne | CXL (3.9 V6 GAS) | |
| 2010 | Buick | Lucerne | CXL Special Edition (3.9 V6 GAS) | |
| 2010 | Buick | Lucerne | Super (4.6 V8 GAS) | |
| 2010 | Cadillac | DTS | Base (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2010 | Cadillac | DTS | Livery (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2010 | Cadillac | DTS | Luxury (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2010 | Cadillac | DTS | Platinum (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2010 | Cadillac | DTS | Premium (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2011 | Chevrolet | Impala | LS (3.5 V6 FLEX) | |
| 2011 | Chevrolet | Impala | LS (3.9 V6 FLEX) | |
| 2011 | Chevrolet | Impala | LT (3.5 V6 FLEX) | |
| 2011 | Chevrolet | Impala | LTZ (3.9 V6 FLEX) | |
| 2011 | Chevrolet | Impala | Police (3.9 V6 FLEX) | |
| 2011 | Buick | Lucerne | CX (3.9 V6 FLEX) | |
| 2011 | Buick | Lucerne | CXL (3.9 V6 FLEX) | |
| 2011 | Buick | Lucerne | Super (4.6 V8 GAS) | |
| 2011 | Cadillac | DTS | Base (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2011 | Cadillac | DTS | Livery (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2011 | Cadillac | DTS | Luxury (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2011 | Cadillac | DTS | Platinum (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2011 | Cadillac | DTS | Premium (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2012 | Chevrolet | Impala | LS (3.6 V6 GAS) | |
| 2012 | Chevrolet | Impala | LT (3.6 V6 GAS) | |
| 2012 | Chevrolet | Impala | LTZ (3.6 V6 GAS) | |
| 2012 | Chevrolet | Impala | Police (3.6 V6 GAS) | |
| 2013 | Chevrolet | Impala | LS (3.6 V6 GAS) | |
| 2013 | Chevrolet | Impala | LT (3.6 V6 GAS) | |
| 2013 | Chevrolet | Impala | LTZ (3.6 V6 GAS) | |
| 2013 | Chevrolet | Impala | Police (3.6 V6 GAS) | |
| 2014 | Chevrolet | Impala Limited | LS (3.6 V6 FLEX) | |
| 2014 | Chevrolet | Impala Limited | LT (3.6 V6 FLEX) | |
| 2014 | Chevrolet | Impala Limited | LTZ (3.6 V6 FLEX) | |
| 2014 | Chevrolet | Impala Limited | Police (3.6 V6 FLEX) | |
| 2015 | Chevrolet | Impala Limited | LS (3.6 V6 FLEX) | |
| 2015 | Chevrolet | Impala Limited | LT (3.6 V6 FLEX) | |
| 2015 | Chevrolet | Impala Limited | LTZ (3.6 V6 FLEX) | |
| 2015 | Chevrolet | Impala Limited | Police (3.6 V6 FLEX) | |
| 2016 | Chevrolet | Impala Limited | LS (3.6 V6 FLEX) | |
| 2016 | Chevrolet | Impala Limited | LT (3.6 V6 FLEX) | |
| 2016 | Chevrolet | Impala Limited | LTZ (3.6 V6 FLEX) | |
| 2016 | Chevrolet | Impala Limited | Police (3.6 V6 FLEX) | |
| 2006 | Chevrolet | Impala | LS (3.5 V6 FLEX) | |
| 2006 | Chevrolet | Impala | LT (3.9 V6 GAS) | |
| 2006 | Chevrolet | Impala | LT (3.5 V6 FLEX) | |
| 2006 | Chevrolet | Impala | LTZ (3.9 V6 GAS) | |
| 2006 | Chevrolet | Impala | Police (3.9 V6 GAS) | |
| 2006 | Chevrolet | Impala | SS (5.3 V8 GAS) | |
| 2006 | Cadillac | DTS | Base (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2006 | Buick | Lucerne | CX (3.8 V6 GAS) | |
| 2006 | Buick | Lucerne | CXL (3.8 V6 GAS) | |
| 2006 | Buick | Lucerne | CXL (4.6 V8 GAS) | |
| 2006 | Buick | Lucerne | CXS (4.6 V8 GAS) | |
| 2007 | Chevrolet | Impala | LS (3.5 V6 GAS) | |
| 2007 | Chevrolet | Impala | LT (3.5 V6 GAS) | |
| 2007 | Chevrolet | Impala | LT (3.9 V6 GAS) | |
| 2007 | Chevrolet | Impala | LTZ (3.9 V6 GAS) | |
| 2007 | Chevrolet | Impala | Police (3.9 V6 GAS) | |
| 2007 | Chevrolet | Impala | SS (5.3 V8 GAS) | |
| 2007 | Buick | Lucerne | CX (3.8 V6 GAS) | |
| 2007 | Buick | Lucerne | CXL (3.8 V6 GAS) | |
| 2007 | Buick | Lucerne | CXL (4.6 V8 GAS) | |
| 2007 | Buick | Lucerne | CXS (4.6 V8 GAS) | |
| 2007 | Cadillac | DTS | Base (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
| 2007 | Cadillac | DTS | Luxury (4.6 V8 GAS) | Notes: wo/RPO Code B9Q (Hearse Package) |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.







