2013-2018 Acura RDX Front Door: Solving Failures and Buying Used
This guide covers common failures like faulty window regulators and door lock actuators, and explains how to choose the right used door assembly for your RDX.
- The most common failures are not the door shell itself, but the internal components: the power window regulator and the door lock actuator.
- When buying a used door, verify if it's a bare shell or an assembly, and what specific parts are included. Assume you will need to transfer parts from your old door.
- The internal wiring harness MUST match your vehicle's trim level (Base, Tech, Advance) for all features to work. Be prepared to swap your original harness into the replacement door.
- A new OEM door shell is very expensive ($1200+), making a quality used OEM door a cost-effective alternative, but budget for professional painting.
Symptoms of a Failing Door or Door Components
While the main door shell typically only requires replacement after a collision, the components housed within it are subject to wear and tear. Diagnosing the specific point of failure is key to a successful repair.
Power Window Failure
One of the most common issues is a malfunctioning power window. Symptoms can progress from slow operation to complete failure.
- Window Won't Move: The window does not respond when you press the switch. You may or may not hear a clicking sound from inside the door.
- Grinding or Clicking Noises: Loud grinding, clicking, or chattering sounds during window operation often point to a failing window regulator, which is the mechanism that lifts and lowers the glass.
- Window Drops Inside Door: A sudden drop of the window into the door indicates a catastrophic failure of the regulator, often due to a snapped cable.
- Intermittent Operation: The window works sometimes but not others, which could point to a failing motor or a loose electrical connection.
Power Lock Malfunctions
Problems with the door lock actuator are also frequently reported. These can present as a security risk or an annoyance.
- Door Won't Lock or Unlock: The door fails to respond to the key fob, interior lock switch, or keyless entry button on the handle.
- Alarm Triggers Incorrectly: A faulty lock actuator can fail to secure the door, even if the car's system believes it is locked. If someone then opens the unlocked door, the alarm will sound. This happens because the actuator has a microswitch that reports the door's status to the security system; if the switch is bad, it can report 'locked' even when the mechanism isn't.
Noises: Rattles, Buzzing, and Wind
Annoying noises from the door area can be difficult to pinpoint.
- Rattling from Inside: A rattle from within the door panel, especially over bumps, could be a loose component, a broken plastic clip, or a part of a failed regulator.
- Buzzing at Highway Speeds: Some owners report a buzzing or rattling noise that appears at higher speeds (40+ mph). While this can be a loose door component, it has also been traced to a loose plastic cowl or trim piece on the exterior of the vehicle, near the bottom of the windshield, that vibrates in the wind.
- Excessive Wind Noise: If you hear more wind noise than usual, it could be due to a worn or damaged door weather seal or, if the door was previously replaced, improper alignment.
Known Issues, Recalls, and TSBs for 2013-2018 Acura RDX
As of mid-2024, there are no specific recalls or Technical Service Bulletins (TSBs) issued by Acura for the front door shells or their primary internal components like lock actuators and window regulators on the 2013-2018 RDX. However, the frequency of owner complaints on forums and repair sites indicates that window regulator and lock actuator failures are common problems for this vehicle generation.
Several safety recalls do exist for this RDX generation, most notably for the Takata airbag inflators and a fuel pump motor. While not directly related to the door assembly, it's crucial to ensure all applicable recalls have been performed on your vehicle by checking your VIN on the NHTSA website.
Buying a Used 2013-2018 RDX Front Door
Due to the high cost of a new OEM door shell, a used or recycled door is often the most economical choice. However, buying used requires careful inspection and verification to avoid compatibility issues.
Shell vs. Complete Assembly: What to Expect
The term "door assembly" can be misleading. When buying a used door, you must clarify exactly what is included.
- Door Shell: This is the bare metal outer panel and inner frame. It will not include glass, the window regulator, lock actuator, wiring, interior trim panel, or mirror. This is the best option if your existing door's internal components are all functional and only the shell is damaged.
- Door Assembly: This is a catch-all term. A used assembly will almost always be a door shell that includes some, but not necessarily all, of its original components. Typically, the glass, regulator, and lock actuator are present, but the interior trim panel and exterior mirror are often sold separately. Always get a photo of the exact part you will receive.
Warning: Never assume a used door is "complete." You will almost always need to transfer parts from your original door, such as the interior trim panel, wiring harness, and potentially the speaker or mirror.
Compatibility: The Wiring Harness is Key
The 2013-2018 Acura RDX was available in different trim levels, such as Base, Technology Package, and Advance Package. These trims have different features, and those features are controlled by the wiring harness that runs inside the door.
Pro Tip: The single most important compatibility check is the wiring harness. A door from an Advance Package RDX may have wiring for features like power-folding mirrors that a Base model does not. While the door shell itself is the same across all trims, using a door with the wrong harness can lead to non-functioning features. If possible, buy a door from a donor vehicle with the exact same trim level or be prepared to carefully swap your original wiring harness into the replacement door.
What to Inspect Before You Buy
- Check for Hidden Damage: Look beyond surface scratches. Inspect the bottom edge and seams for any signs of rust or bubbling paint.
- Look for Prior Repairs: Check for wavy panels, inconsistent paint texture, or overspray on the weather seals. Run a small magnet along the flat surfaces; if it fails to stick in some areas, it indicates the presence of plastic body filler (Bondo) from a previous repair.
- Verify Paint Color: Unless you get extremely lucky, a used door will not be a perfect color match. Factor the cost of a professional paint job into your budget. Used part sellers often do not guarantee color match.
- Assess Included Components: If the door comes with the regulator and lock, test them if possible. If not, consider them a bonus and be prepared to use your original parts if the used ones are faulty.
Cost of Replacing a 2013-2018 RDX Front Door
The cost can vary significantly based on the parts you choose and who performs the labor.
| Part/Service | Estimated Cost | Notes |
|---|---|---|
| New OEM Door Shell | $1,200 - $1,800 | This is for the bare, unpainted shell from an Acura dealer. MSRP can be over $2,300. |
| New Aftermarket Door Shell | Not Widely Available | Aftermarket manufacturers focus on components like regulators and actuators, not complete door shells for this model. |
| Used OEM Door Assembly | $400 - $800 | Price depends heavily on condition and which components are included. |
| Shop Labor (Swap) | $250 - $500 | For a direct swap of a complete assembly. Does not include painting. |
| Shop Labor (Component Transfer) | $200 - $400 (additional) | If the shop needs to move the window, regulator, lock, and harness from your old door to the new shell, expect 2-3 extra hours of labor. |
| Painting | $400 - $800 | Cost to paint the new door shell and blend it with the adjacent fender and rear door for a perfect match. |
Replacement Overview
- Difficulty: 4 out of 5. This is a challenging job for a DIYer.
- Time: 2-4 hours for a professional to swap a complete door. A DIYer should budget a full day, especially if transferring internal components.
- DIY Feasibility: Possible for experienced mechanics. The door is heavy and awkward, and proper alignment is difficult. Transferring wiring and components requires patience and care.
The basic steps involve:
- Disconnecting the battery.
- Removing the interior door trim panel.
- Disconnecting the main electrical harness connector and any mechanical linkages.
- Supporting the door's weight (a floor jack with a pad works well) and unbolting the hinges from the car's body.
- If necessary, transferring all components (glass, regulator, lock, harness, speaker, etc.) to the new door shell.
- Installing the new door and carefully aligning it by adjusting the hinges and the door striker on the B-pillar so that the body lines are even and the door closes smoothly.
Frequently Asked Questions (FAQ)
Can I use a door from a different trim level (e.g., Tech Package on a Base model)?
Yes, the physical door shell is the same. However, the internal wiring harness will be different. To ensure all your car's features work correctly, you must use the wiring harness from your original door. This involves carefully removing it from the old door and installing it in the new one.
Do I need to reprogram anything after replacing the door?
Generally, no. However, you will likely need to reset the power window's auto-up/down feature. This is usually done by rolling the window all the way down while holding the button, then rolling it all the way up and continuing to hold the button for a few seconds until you hear a faint click.
Is it better to buy a bare door shell or a more complete used assembly?
It depends on the condition of your current door. If only the metal skin is damaged from a minor accident but all your electronics work, a bare shell is a good choice. If your internal components are also damaged or you want to minimize labor, a more complete assembly from a vehicle with the same trim level can be a time-saver, but you run the risk that the used electronic parts may fail sooner.
My new door doesn't close right. How do I align it?
Door alignment is a process of small adjustments. Loosen the hinge bolts slightly (just enough so the door can move with some force) and adjust the door's height and forward/backward position until the body lines match the fender and rear door. Then, adjust the door striker on the B-pillar in or out to make the door close flush with the body, and up or down to ensure it latches smoothly without having to be lifted or pushed down.
Technical Specifications
OEM Part Numbers: 67010-TX4-A90ZZ (Front Right/Passenger Side) 67010-TX4-A00ZZ (Front Right/Passenger Side, older) 67050-TX4-A90ZZ (Front Left/Driver Side) 67050-TX4-A00ZZ (Front Left/Driver Side, older)
Fits all 2013, 2014, 2015, 2016, 2017, and 2018 Acura RDX models. Door shells are supplied unpainted. Internal components like wiring harnesses vary by trim level.
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Acura RDX:
- 🛍️ Shop This Part
- Symptoms of a Failing Door or Door Components
- Power Window Failure
- Power Lock Malfunctions
- Noises: Rattles, Buzzing, and Wind
- Known Issues, Recalls, and TSBs for 2013-2018 Acura RDX
- Buying a Used 2013-2018 RDX Front Door
- Shell vs. Complete Assembly: What to Expect
- Compatibility: The Wiring Harness is Key
- What to Inspect Before You Buy
- Cost of Replacing a 2013-2018 RDX Front Door
- Replacement Overview
- Frequently Asked Questions (FAQ)
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