A Guide to the 1994-2005 Cadillac DeVille Window Motor
If your Cadillac DeVille's power window is stuck, slow, or noisy, this guide will help you understand the problem and find the right replacement motor.
- Power window failure is a very common problem for this generation of Cadillac DeVille.
- Always check the window switches first to rule out a simpler electrical problem.
- For 2000-2005 models, the regulator often fails with the motor; consider replacing them as an assembly.
- Ensure you order the correct part for your specific year (1994-1999 vs. 2000-2005) and door location.
Is Your Cadillac DeVille Window Failing?
Power window failure is a very common issue for the 1994-2005 Cadillac DeVille. The problem can be caused by a few different parts, but the window motor is a frequent culprit. Symptoms often start small and get worse over time. Addressing them early can prevent you from being stuck with a window that won't close.
Common Failure Symptoms:
- Slow or Sluggish Operation: The window moves up or down much slower than it used to.
- Strange Noises: You hear a grinding, clicking, or chattering sound from inside the door when you use the switch. This could point to the motor or the regulator it connects to.
- Window Gets Stuck: The glass stops moving partway up or down, or it won't move at all.
- Intermittent Function: The window works sometimes but not others. This can be a sign of a failing motor or a broken wire in the door jamb.
- Window Drops into Door: In severe cases, a failure in the regulator assembly can cause the window glass to fall completely inside the door.
Pro Tip: Check the Switches First
Before blaming the motor, test the window switches. If the window doesn't work from its own door switch but works using the master switch on the driver's door, the problem is likely the individual switch, not the motor. This simple test can save you time and money.
Choosing the Right Aftermarket Window Motor
For a vehicle of this age, an aftermarket window motor offers the best balance of price and quality. The original equipment (OEM) parts are expensive and may not offer a significant advantage. Aftermarket brands often meet or exceed original quality and are readily available.
It's important to know that for the 2000-2005 DeVille models, the window regulator (the cable-and-pulley assembly) is often the part that fails, rather than the motor itself. However, many mechanics and DIYers choose to replace the motor and regulator as a single assembly 🎬 See how to replace the driver's side regulator assembly. for a more complete and lasting repair.
Available Brand Tiers:
- Standard Aftermarket (Dorman, Cardone): These are the most common brands you will find. Dorman is a well-known aftermarket manufacturer that sometimes improves on the original factory design. Cardone offers both new and remanufactured options. Both are considered reliable choices for a daily driver.
- Economy (Replacement, Skyward, Surtrak): These brands provide a functional part at the lowest price point. They are a good option for a budget-conscious repair, though their long-term durability may not match that of more established brands. Forum users often suggest that regardless of brand, choosing a part with a good warranty is a smart move.
Common Ordering Mistake: Year and Door Position
The Cadillac DeVille was significantly redesigned in 2000. Parts for a 1994-1999 model are different from a 2000-2005 model. 🎬 Watch this step-by-step motor replacement for 1994-1999 models. Additionally, front, rear, driver-side, and passenger-side motors are all different. Always verify the exact year of your DeVille and the specific window you are repairing before ordering.
Cost of Replacing a DeVille Window Motor
The cost can vary depending on whether you do the work yourself or take it to a shop.
| Part/Service | Estimated Cost |
|---|---|
| New Aftermarket Window Motor | $39 - $95 |
| Shop Labor | $120 - $225 |
| Total Professional Repair | $159 - $320 |
Cost estimates are for one window motor and do not include taxes or potential shop supply fees. Dealer prices for an OEM part and labor would be significantly higher.
Known Issues, Recalls, and Service Bulletins
There are no specific recalls from the NHTSA for the window motors on the 1994-2005 Cadillac DeVille. However, a major safety recall (NHTSA Campaign ID: 14V355000) was issued for 2000-2005 DeVille models related to the ignition switch. A faulty ignition switch could move out of the 'Run' position while driving, cutting power to the engine, airbags, and power windows. While not a direct failure of the motor, this is a critical safety repair that affects the entire electrical system.
Frequently Asked Questions (FAQ)
Do I have to replace the window regulator too?
You don't always have to, but it's often recommended. On the 2000-2005 models especially, the regulator cables are a known weak point. Replacing the motor and regulator as a complete assembly saves you from having to take the door apart again if the other component fails soon after.
Is this a difficult DIY job?
For most DIYers with basic tools, this is a manageable job. It involves removing the door panel, carefully peeling back the plastic water shield, and unbolting the motor. The most common challenge is aligning the new motor's gear with the regulator's gear, which may require you to temporarily connect the power switch to jog the motor into position.
Is the front window motor the same as the rear one?
No. The motors for the front doors, rear doors, driver's side, and passenger's side are all unique parts. You must order the part that is specific to the window you are repairing.
My window works intermittently. Is it the motor?
It could be, but intermittent problems can also be caused by a failing window switch or a broken wire. A common failure point on many cars is the bundle of wires that runs between the door and the car's body; years of opening and closing the door can cause a wire to break.
🎬 Check out this quick fix for intermittent rear window issues.Helpful Videos
Technical Specifications
OEM Part Numbers: 16631020 25714289 10393235 25770817 25737255
This is a 12V DC electric motor. It is held in place by three mounting bolts (typically 10mm nuts) and connects to the vehicle's wiring via a plastic electrical connector. The specific connector and mounting pattern differ between front/rear doors and model year ranges.
We Have This Part in Stock
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.
- Cadillac DeVille: