Chevrolet S10 Window Motor Guide for 1994-1999 Models
A complete guide to diagnosing and replacing the power window motor in your 1994-1999 Chevrolet S10 pickup.
- A slow-moving window is the first and most common sign of a failing motor in an S10.
- Be prepared to drill out the original rivets holding the motor; most aftermarket replacements use bolts.
- The motor and regulator are separate parts, but consider replacing them as an assembly to prevent future issues.
- Always confirm you are buying the correct motor for the driver's (left) or passenger's (right) side, as they are not interchangeable.
Is Your S10's Window Motor Failing?
A failing window motor in a 1994-1999 S10 usually gives you some warning before it stops working completely. The most common sign is a slow-moving window. You might notice it struggles, especially when going up. Sometimes, the window will work again after the motor has had a chance to cool down. Other symptoms include a clicking or grinding noise from inside the door when you press the switch, the window getting stuck, or the window not moving at all. In some cases, the problem might not be the motor but the switch or wiring, so it's important to check those first.
Important Installation Note: Rivets vs. Bolts
The original factory window motors on the 1994-1999 S10 are typically attached to the door's inner structure with steel rivets. To replace the motor, you will need to drill out these rivets. Most aftermarket window motors come with a new set of nuts and bolts, making future replacements much easier. Be prepared with a drill, a punch, and a hammer.
Choosing the Right Aftermarket Window Motor
For a vehicle from this era, aftermarket parts are the most common and affordable choice. OEM (Original Equipment Manufacturer) parts may be difficult to find or very expensive. Aftermarket brands offer good quality that often meets or exceeds the original specifications for a part like this.
- Dorman: A very popular and widely available brand for window motors and regulators. They are generally considered a reliable replacement and often include improvements over the original design.
- Cardone: Another major player in the aftermarket. Cardone offers both new and remanufactured window motors. Their new parts are engineered to prevent common failure points found in the original parts.
- Skyward / Surtrak Axle: These brands are less commonly associated with window motors. Surtrak Axle specializes in drivetrain components, so seeing them listed for a window motor may be a catalog error. It is generally safer to stick with well-known electronics and body component brands like Dorman or Cardone for this repair.
Pro Tip: Motor, Regulator, or Both?
The window motor and the window regulator are two separate parts, though they work together. For the 1994-1999 S10, you can usually buy the motor by itself. However, if the regulator (the metal scissor-like mechanism) is also old, rusted, or bent, it can put extra strain on a new motor and cause it to fail prematurely. It's often a good idea to replace them as a complete assembly to save time and avoid future problems.
Cost of Replacing an S10 Window Motor
Here is a general breakdown of what you can expect to pay for the part and professional installation. Prices can vary based on your location and the specific retailer or repair shop.
| Item | Estimated Cost |
|---|---|
| New Aftermarket Window Motor | $39.95 - $83.00 |
| Shop Labor | $178 - $261 |
| Total Professional Replacement | $280 - $609 |
Frequently Asked Questions
Is the driver's side motor the same as the passenger's side?
No, the driver's side (left) and passenger's side (right) motors are specific to their side of the vehicle. They are mirror images of each other and are not interchangeable. Make sure you order the correct part for the door you are repairing.
My window won't move at all. Is it the motor or the switch?
It could be either. A good way to test is to listen for a click inside the door when you press the switch. If you hear a click, power is likely reaching the motor, meaning the motor itself has probably failed. If you hear nothing, the problem is more likely the switch or the wiring between the switch and the motor. You can also test for power at the motor's electrical connector with a test light.
Are there any recalls for the window system on this truck?
Searches of the NHTSA database did not show any recalls specifically for the window motor on the 1994-1999 Chevrolet S10. There were recalls on other GM vehicles for the master window switch assembly, but these did not apply to this S10 generation.
Can I just hit the motor to make it work again?
Sometimes, giving the inside of the door panel a firm tap near the motor's location while holding the window switch can temporarily get a dying motor to work. This happens because the motor's internal components are worn. However, this is only a temporary fix and indicates that the motor needs to be replaced soon.
Technical Specifications
OEM Part Numbers: 93386009
This is a 12V DC reversible electric motor. It is side-specific (Left/Driver or Right/Passenger). The original part is attached with rivets, while aftermarket replacements typically use bolts.
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.
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