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2016-2021 Mazda CX-3 Door Glass: A Buyer's Guide to Tints and Fitment

This guide covers how to identify the correct tinted or clear door glass for your CX-3, what to check when buying a used part, and how to handle the replacement.

5 minutes to read 2016-2018 Mazda CX-3
Difficulty
3/5
Est. Time
2 hrs
DIY Doable?
✅ Yes
Shop Labor
$100 - $250
Used OEM Price
$50 - $100
⚠️ Drivable, but... — Yes, but a broken or missing window compromises vehicle security and exposes the interior to weather. A cracked window may obstruct vision and could shatter completely while driving.
Key Takeaways
  • The most critical step is verifying the tint; Mazda offered both clear and factory privacy glass, especially for rear doors.
  • This door glass fits all Mazda CX-3 models from 2016 through 2021.
  • When buying used, inspect the edges and corners for tiny chips, as this is where cracks start.
  • Window regulator failure is more common than glass failure; symptoms like grinding noises or a tilted window point to the regulator, not the glass.
The door glass in your Mazda CX-3 does more than just keep the weather out. It is a critical component for cabin comfort, security, and driver visibility. Made from tempered glass, it is designed to shatter into small, relatively harmless pieces upon a significant impact, which is a key safety feature. The glass also works as part of a system with the door seals to reduce wind noise and with the window regulator to allow for ventilation. Proper fit and type are essential for the function of the power windows and for maintaining the vehicle's security.

Vehicle Fitment and Part Number Verification

The door glass for the Mazda CX-3 is consistent for model years 2016, 2017, 2018, 2019, 2020, and 2021. While the initial prompt specified 2016-2018, parts suppliers confirm the fitment extends through 2021. It is crucial to select the correct glass for the specific door: front driver, front passenger, rear driver, or rear passenger, as they are not interchangeable.

Pro Tip: The OEM part number D10E-72-510A refers to the rear right (passenger side) door glass with a factory dark tint. The part number D10E-73-510A refers to the rear left (driver side) door glass. Always verify the part number for the exact position you need.

Known Issues, Recalls, and TSBs

The 2016-2021 Mazda CX-3 has not been subject to any recalls or widespread Technical Service Bulletins (TSBs) specifically for the door glass itself. However, owners have reported issues with related components:

  • Window Regulators: The mechanism that lifts and lowers the glass is a more common failure point than the glass. Symptoms include a window that is slow, noisy, tilted, or has dropped into the door. This is often caused by a broken plastic guide or a frayed cable within the regulator assembly.
  • Window Operation: Some owners report minor electrical quirks, such as the passenger window not operating unless the ignition is fully on, which is considered normal for the vehicle.
  • Safety Recalls: While not directly related to the door glass, a notable recall (NHTSA Campaign Number 23V-487) was issued for 2016-2021 CX-3 models for a faulty rearview camera image.

Symptoms of Failure

Aside from the obvious shattering, there are other signs that your door glass may need attention:

  • Cracks and Chips: Even small impacts can cause damage that can spread over time.
  • Deep Scratches: Scratches from debris or a faulty window regulator can impair visibility and weaken the glass.
  • Excessive Wind Noise: If the glass is not sealing properly in its channel, it can create a loud whistling or rushing sound at speed. This could also indicate a problem with the weatherstripping.
  • Binding or Slow Operation: While often a sign of a failing regulator, a misaligned or improperly installed glass can also cause these symptoms.

Warning: Driving with a shattered or missing door window exposes your vehicle's interior to weather damage and makes it a target for theft. A cracked window may be illegal in some jurisdictions and could shatter unexpectedly.

Buying a Used 2016-2021 Mazda CX-3 Door Glass

Purchasing a used OEM door glass is an excellent way to save money. However, careful inspection is key to getting a good part. Here’s what to check:

1. Verify the Tint: Privacy vs. Clear

This is the most critical step. Mazda offered the CX-3 with both standard 'solar controlled' clear glass and a darker 'factory privacy' tint, typically on the rear windows. Factory privacy glass has the tint mixed into the glass itself during manufacturing; it is not a film. Aftermarket tint is a film applied to the glass and can be scratched or peeled.

  • How to Check: Compare the glass you are buying to the other windows on your vehicle. The difference between clear and privacy glass is obvious. If you're unsure, look for any markings on the glass or ask the seller to verify. Privacy glass does not offer the same level of UV and heat rejection as high-quality aftermarket tint films.

2. Inspect for Damage

  • Edges and Corners: Carefully check the entire perimeter of the glass for small chips or stress fractures. These are the most vulnerable areas and even minor damage can lead to a full crack after installation.
  • Surface Scratches: Run your fingers over the surface to feel for deep scratches that could obstruct your view. Minor scuffs are usually acceptable, but deep gouges are a red flag.
  • Check the Markings: Ensure the glass has the original manufacturer and DOT markings. This confirms it's a legitimate OEM part that meets safety standards.

3. Confirm Compatibility

  • Year Range: Ensure the glass is from a 2016-2021 Mazda CX-3.
  • Position: Double-check that the glass is for the correct door (e.g., front passenger side). A rear door glass will not fit a front door.

Cost Comparison

Prices can vary based on location, condition, and whether the glass is clear or privacy tinted.

Part TypeEstimated CostNotes
New OEM$100 - $160Price from Mazda dealerships. Part D10E-72-510A (Rear Right, Dark Tint) has an MSRP of about $149.
New Aftermarket$90 - $120Available from various online retailers.
Used OEM$50 - $100Commonly found on sites like eBay or from local auto recyclers.
Shop Labor$100 - $250Professional installation typically takes 1-2 hours.

Replacement Overview

Replacing a door glass is a moderately difficult task that a patient DIYer can accomplish. The basic steps involve removing the interior door panel, carefully detaching the old glass from the window regulator, installing the new glass, and reassembling the panel.

  • Difficulty: 3 out of 5
  • Estimated Time: 1.5 - 2.5 hours
  • Tools: Trim removal tools, socket set, screwdrivers, gloves, and safety glasses.

Pro Tip: Before starting, have some masking tape ready. If your old glass is cracked but still in one piece, taping it extensively can help hold it together during removal and prevent it from falling into the door.

Frequently Asked Questions (FAQ)

How can I tell if my CX-3 has factory privacy glass?

Factory privacy glass is typically installed on the rear passenger and rear quarter windows. It will have a uniform dark tint that is part of the glass itself. If you look at the edge of the glass, you won't see the edge of a film. The front door windows are usually a lighter, solar-controlled glass to comply with visibility laws.

Can I replace just the glass if my window motor and regulator are working?

Yes. The door glass is a separate component from the window regulator and motor. If the glass is broken but the window still tries to move up and down when you press the switch, you typically only need to replace the glass itself.

Will this door glass fit a 2022 Mazda CX-3?

No. While some sources list compatibility up to 2022, the most reliable parts catalogs show the fitment for this specific part number series ends with the 2021 model year. Always verify with the seller for later model years.

Is it better to buy OEM used glass or new aftermarket glass?

For door glass, a used OEM part is often a better choice. It guarantees a perfect fit, correct curvature, and proper tint matching, which can sometimes be inconsistent with aftermarket brands. As long as a used OEM glass is free from chips and deep scratches, it offers excellent value.

Technical Specifications

OEM Part Numbers: D10E-72-510 D10E-72-510A DB2W-72-510A D10E-73-510A

Material: Tempered Safety Glass. Options: Solar Controlled (Clear), Factory Privacy Tint (Dark).

Wrenchy
Article researched & written by
Go-Parts' AI research assistant. Every article is backed by live web research, verified OEM data, and real technician knowledge — so you get accurate, up-to-date information you can trust.
Meet Wrenchy → Updated Jul 21, 2026

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.

Year Coverage
This article covers the Door Glass for:
  • Mazda CX-3: 201620172018
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