Understanding 2017300346 Window Regulator: Grades, Technical Specifications, and Uses in Industry

Types of 2017300346 Window Regulators

The 2017300346 window regulator is a specific OEM or aftermarket part number commonly associated with power window mechanisms in various vehicle models. This critical component enables smooth vertical movement of car windows, ensuring reliable operation and passenger convenience. Understanding the different types of window regulators helps in selecting the right replacement or upgrade for your vehicle. Below is a detailed breakdown of the primary regulator types, including their functionality, benefits, and ideal applications.

Manual Regulators

Manual window regulators rely on mechanical hand cranks operated by the driver or passenger to raise and lower the window glass. These systems consist of a hand crank, gear mechanism, and scissor or cable assembly that moves the window pane.

Advantages

• Simple mechanical design with fewer failure points
• Lower manufacturing and replacement cost
• Easy to repair or replace without electrical expertise
• Not dependent on vehicle battery or electrical system

Limitations

• Requires physical effort to operate
• Slower window operation compared to powered systems
• Limited convenience, especially while driving
• Rare in modern vehicles, primarily found in older or base models

Best for: Classic cars, budget vehicles, off-road or work trucks where simplicity and reliability are prioritized

Power Regulators

Power window regulators use an electric motor integrated into the mechanism to automate window movement. Controlled via door-mounted switches, these systems offer one-touch or momentary operation for enhanced convenience and safety.

Advantages

• Effortless window control with minimal user input
• Faster and smoother window operation
• Allows driver to control all windows from the master switch
• Standard feature in most modern passenger vehicles

Limitations

• Higher initial and replacement cost
• Potential electrical issues (motor failure, wiring faults)
• More complex diagnosis and repair process
• Dependent on vehicle’s electrical system and battery

Best for: Everyday passenger vehicles, family cars, and models prioritizing comfort and convenience

Electric Regulators (Advanced Power Systems)

Electric window regulators represent the latest evolution in window control technology, featuring enhanced motors, precision gearing, and intelligent electronics. These systems often support advanced features such as automatic reversal, soft-stop mechanisms, and integration with vehicle security systems.

Advantages

• Ultra-smooth and quiet window operation
• Anti-pinch safety technology prevents injury or damage
• One-touch auto-up/down with position memory
• Seamless integration with keyless entry and remote systems
• Higher durability and resistance to wear

Limitations

• Premium cost for replacement parts
• Requires professional installation or calibration
• Sensitive to moisture and electrical surges
• Diagnostic tools often needed for troubleshooting

Best for: Luxury sedans, high-end SUVs, and modern vehicles with advanced driver assistance systems (ADAS)

Type	Operation Method	Cost Efficiency	Convenience	Typical Vehicle Use
Manual Regulators	Hand Crank	High (Low cost)	Low	Classic cars, base trims, commercial vehicles
Power Regulators	Electric Motor + Switch	Medium	High	Modern passenger cars, mid-range models
Electric Regulators	Smart Motor + Sensors	Low (Higher cost)	Very High	Luxury vehicles, premium SUVs, tech-equipped models

Expert Tip: When replacing a 2017300346-type power or electric window regulator, always inspect the wiring harness and motor connector for corrosion or damage. Applying dielectric grease can help prevent future electrical issues and extend component life.

Note: The part number 2017300346 typically refers to a specific power window regulator assembly used in certain GM, Chrysler, or aftermarket applications. Always verify compatibility with your vehicle’s make, model, and door position (driver’s side, passenger side, front or rear) before purchase.

Material & Durability of 2017300346 Window Regulators

The 2017300346 window regulator is a critical component in modern vehicle door systems, responsible for the smooth and reliable raising and lowering of side windows. Its performance and longevity depend heavily on the materials used in its construction. These materials are carefully selected to balance strength, weight, corrosion resistance, electrical conductivity, and cost-efficiency. Understanding the material composition and durability factors helps ensure proper selection, maintenance, and replacement when needed.

Plastic Components: Lightweight and Cost-Efficient

High-performance plastics such as polyamides (nylon) and reinforced polyoxymethylene (POM) are widely used in non-load-bearing or low-stress parts of the 2017300346 window regulator, including pulleys, gears, cable guides, and hand-crank handles. These polymers offer excellent machinability, reducing manufacturing costs while maintaining dimensional stability.

Key advantages include low density (reducing overall system weight), resistance to oils, solvents, and moisture, and inherent electrical insulation properties. Their corrosion resistance makes them ideal for environments exposed to humidity and road salts. However, prolonged mechanical stress and UV exposure can lead to plastic fatigue, embrittlement, and cracking—especially in older or lower-quality units. Therefore, reinforced or glass-filled plastics are preferred for moving parts to enhance durability.

Steel: The Backbone of Strength and Rigidity

Steel is the primary structural material in the 2017300346 window regulator, forming the core framework, lift arms, guide rails, and gear mechanisms. Cold-rolled or hot-rolled carbon steel is commonly used due to its high tensile strength, stiffness, and ability to withstand repeated mechanical loading without deformation.

To combat corrosion—especially in humid or salty environments—steel components are often galvanized or coated with zinc through electroplating or electrophoretic deposition. This protective layer significantly extends service life. Additionally, welded or riveted steel joints create a robust and durable chassis that securely supports the glass panel during operation. While heavier than aluminum, steel remains the preferred choice for critical load-bearing elements where long-term reliability is paramount.

Aluminum: Lightweight and Corrosion-Resistant

Aluminum is increasingly used in modern window regulators like the 2017300346, particularly in electric models where weight reduction contributes to improved energy efficiency and reduced strain on motors. Components such as pulleys, brackets, and winch housings may be cast or extruded from aluminum alloys.

Aluminum naturally forms a protective oxide layer, offering good resistance to rust and environmental degradation. Additional surface treatments like anodizing or electrophoretic coating further enhance durability. While not as strong as steel, aluminum provides an excellent strength-to-weight ratio. However, under continuous cyclic loading, aluminum parts may experience wear or deformation over time, especially if improperly designed or subjected to excessive force.

Copper: Ensuring Reliable Electrical Performance

Copper plays a vital role in electric window regulators, not as a structural component but as the conductor in wiring and motor windings. Its exceptional electrical conductivity ensures efficient power transmission from the vehicle’s electrical system to the regulator motor, minimizing energy loss and heat buildup.

Copper wires are also highly flexible and resistant to fatigue, allowing them to endure repeated bending within the confined space of a door panel. Tinned copper is often used to improve corrosion resistance in moist environments. While copper itself does not wear mechanically in the regulator, damaged or frayed wiring can lead to electrical failures, making proper insulation and routing essential for long-term performance.

Material	Primary Use in Regulator	Advantages	Lifetime Considerations
Reinforced Plastics (POM, Nylon)	Pulleys, gears, guides, handles	Lightweight, corrosion-resistant, low-cost	Prone to fatigue and cracking over time; avoid excessive force
Steel (Galvanized/Cold-Rolled)	Frame, lift arms, rails, gears	High strength, rigidity, durable	Resistant to deformation; zinc coating prevents rust
Aluminum (Cast/Extruded)	Brackets, pulleys, housings	Lightweight, corrosion-resistant	May wear under constant load; susceptible to galling
Copper (Tinned)	Wiring, motor windings	Excellent conductivity, flexibility	Protected insulation required; avoid pinching or abrasion

Strength and Long-Term Durability of Window Regulators

The 2017300346 window regulator is engineered for long-term reliability, enduring thousands of operational cycles over many years. Its strength comes from a strategic combination of materials: steel provides structural integrity, aluminum reduces weight, plastics minimize friction and noise, and copper ensures consistent electrical performance.

However, durability is not guaranteed without proper care. Regular maintenance—such as lubricating guide rails and checking for binding or misalignment—can significantly extend the regulator’s lifespan. Exposure to extreme temperatures, moisture, or physical damage (e.g., slamming doors) can accelerate wear, especially in plastic or aluminum components.

Material Synergy: The integration of multiple materials allows each to perform its optimal function—steel for strength, plastic for smooth motion, aluminum for weight savings, and copper for power delivery.

Corrosion Protection: Coatings like zinc plating (steel) and electrophoretic paint (aluminum) prevent rust and degradation, crucial for longevity in harsh climates.

Load Management: Design ensures even distribution of forces across arms and rails, reducing stress concentration and premature failure.

Maintenance Impact: Periodic inspection and lubrication of moving parts prevent friction buildup and reduce motor strain, improving efficiency and lifespan.

Replacement Standards: When replacing, always use OEM or high-quality aftermarket regulators to ensure proper material quality and engineering integrity.

Important: Never force a window up or down if the regulator is struggling, as this can damage plastic gears or bend steel arms. If unusual noises, slow movement, or partial operation occur, inspect the system promptly. Using substandard replacement parts with inferior materials can lead to early failure and safety risks. Proper installation and alignment are just as critical as material quality for long-term performance.

Commercial Uses of 2017300346 Window Regulators

The 2017300346 window regulator is a high-performance automotive component engineered for reliability, durability, and smooth operation. Widely compatible and built to meet OEM standards, this model plays a crucial role across various commercial applications in the automotive industry. From individual vehicle repairs to large-scale fleet operations, the 2017300346 ensures consistent window functionality, enhances passenger comfort, and supports long-term vehicle maintenance strategies.

OEM Replacement

As a direct-fit OEM replacement, the 2017300346 window regulator delivers factory-precision performance. It is designed to match original equipment specifications, ensuring seamless integration with existing door mechanisms and electrical systems.

• Restores window operation to "like-new" condition with minimal noise and vibration
• Favored by authorized dealerships and certified repair centers for warranty-compliant service
• Used in collision repair shops to maintain vehicle integrity after accidents
• Ensures compatibility with vehicle diagnostics and anti-pinch safety features

Key benefit: Maintains manufacturer warranties and meets insurance repair standards

Aftermarket Sector

In the aftermarket industry, the 2017300346 offers a cost-effective yet reliable alternative to dealership-priced parts. Independent mechanics, auto repair shops, and DIY enthusiasts rely on this model for its balance of affordability and performance.

• Compatible with a wide range of vehicle makes and models, reducing inventory complexity
• Enables upgrades from manual to power window systems in older vehicles
• Available through online auto parts retailers, enabling fast delivery and competitive pricing
• Often includes upgraded components like reinforced gears and corrosion-resistant tracks

Pro tip: Look for aftermarket versions with lifetime warranties and OE-matched engineering

Fleet Maintenance

For commercial fleets—including taxis, ride-sharing vehicles, delivery vans, and corporate shuttles—window regulators are critical for daily operability and passenger satisfaction. The 2017300346 supports proactive maintenance programs due to its predictable lifespan and easy diagnosis.

• Allows fleet managers to schedule replacements during routine servicing, minimizing downtime
• Reduces roadside breakdowns caused by failed window mechanisms
• Improves vehicle resale value by maintaining interior functionality
• Supports preventive maintenance tracking systems with standardized part numbers

Operational advantage: High durability under frequent use extends service intervals

Commercial Vehicles

The 2017300346 is especially valuable in commercial applications such as buses, delivery trucks, ambulances, and passenger vans, where large or heavy windows require robust lifting mechanisms.

• Engineered to handle thicker glass and larger panes common in commercial builds
• Provides smooth, consistent motion even under constant daily use
• Enhances passenger comfort by enabling ventilation and visibility
• Built with reinforced motors and gear systems to resist wear in high-cycle environments

Critical feature: Designed for long-term reliability in demanding operational conditions

Export and Import

The 2017300346 window regulator is a globally traded automotive component, reflecting its widespread compatibility and demand. Manufacturers in countries like the USA, Germany, and South Korea export these regulators to markets including India, Colombia, France, and Southeast Asia.

• Serves as a universal solution for international repair networks and multi-brand service centers
• Complies with international quality standards (ISO/TS 16949), facilitating cross-border trade
• Supports the global used car export market by providing reliable replacement parts
• Helps emerging markets maintain aging vehicle fleets with affordable, high-quality components

Global impact: Strengthens automotive supply chains and supports international mobility infrastructure

Value-Added Applications

Beyond basic replacement, the 2017300346 enables value-added services and modifications in specialized automotive sectors.

• Used in vehicle customization shops to retrofit power windows into classic or manual-window vehicles
• Integrated into mobility vans and adaptive vehicles for enhanced accessibility
• Adopted by automotive refurbishers restoring pre-owned vehicles to premium condition
• Utilized in cold-climate regions with enhanced seals to prevent ice buildup and motor failure

Innovation opportunity: Enables smart window upgrades when paired with modern control modules

Professional Insight: The 2017300346 window regulator stands out in commercial applications due to its blend of OE-level engineering, global availability, and adaptability across vehicle types. Whether servicing a single customer or managing a 100-vehicle fleet, this model offers predictable performance, easy sourcing, and long-term cost savings. For best results, pair installation with proper lubrication and door alignment checks to maximize lifespan.

Application Sector	Primary Use Case	Key Benefit	Average Lifespan
OEM Replacement	Dealer and warranty repairs	Maintains factory specifications	7–10 years
Aftermarket Repair	Independent shop replacements	Cost-effective performance	6–8 years
Fleet Maintenance	Preventive servicing	Reduces downtime	5–7 years (high-use)
Commercial Vehicles	Buses, trucks, vans	Handles heavy-duty operation	6–9 years
Export Markets	Global repair networks	Universal compatibility	Varies by climate and use

Additional Considerations

• Compatibility: Always verify fitment using VIN or door glass dimensions before installation
• Warranty: Premium versions offer 1–3 year warranties, reflecting quality confidence
• Noise Reduction: Models with rubber-isolated motors and dampened cables minimize operational sound
• Installation Tools: Most applications require standard Torx bits and panel removal tools—no special equipment needed
• Sustainability: Recyclable metal components and reduced electronic waste support eco-friendly repair practices

How to Choose the Right 2017300346 Window Regulator for Your Vehicle

Selecting the correct window regulator—especially a specific model like the 2017300346—is essential for restoring smooth, reliable window operation. A high-quality window regulator ensures your car's windows open and close effortlessly, enhances cabin security, and prevents damage to the glass or surrounding door components. This comprehensive guide breaks down the most important factors to consider when purchasing a window regulator, helping you make an informed decision based on compatibility, durability, performance, and long-term value.

Important Note: The part number 2017300346 is commonly associated with specific OEM and aftermarket window regulators for certain GM, Chevrolet, Buick, or Cadillac models. Always verify compatibility with your exact vehicle make, model, year, and door position (driver’s side, passenger side, front, or rear) before purchase.

1. Vehicle Compatibility: The Foundation of a Proper Fit

Ensuring the window regulator matches your vehicle’s brand, model, year, and door configuration is the most critical step. Using a regulator designed for your exact car model guarantees precise alignment with the door frame, window track, and mounting points.

A properly fitted regulator allows the window to glide up and down smoothly without binding, skipping, or misalignment. Incorrect fitment can lead to excessive noise, premature wear, or even glass breakage due to uneven pressure.

• Cross-reference the part number (2017300346) with your vehicle’s VIN or consult a trusted auto parts database
• Confirm whether the regulator is designed for left or right side installation
• Check if it includes hardware such as brackets, rails, and connectors specific to your door assembly
• Verify compatibility with both manual and power window systems if applicable

2. Material Quality: Built to Last

The durability of a window regulator depends heavily on the materials used in its construction. High-quality regulators utilize reinforced steel cables, aluminum or steel lift arms, and robust plastic or composite guides that resist corrosion and fatigue.

Regulators made with inferior plastics or thin metal components are prone to bending, snapping, or fraying under repeated use—especially in extreme weather conditions. A well-constructed unit withstands thousands of cycles of raising and lowering the window without failure.

• Look for regulators with powder-coated or rust-resistant metal components
• Inspect cable quality—braided steel cables last longer than nylon-coated or plastic-reinforced ones
• Check for reinforced mounting points and joints to prevent flexing or cracking
• Durable materials contribute to quieter operation and reduced vibration

3. OEM vs. Aftermarket: Balancing Quality and Value

When replacing a window regulator, you’ll typically choose between OEM (Original Equipment Manufacturer) and aftermarket options—each with distinct advantages.

• OEM Regulators: These are produced by the same manufacturer that supplied the original part to the automaker. They meet factory specifications exactly, ensuring perfect fit, function, and integration with your vehicle’s electrical system (for power windows). OEM parts often come pre-tested and are less likely to have compatibility issues.
• Aftermarket Regulators: Typically more affordable, these are made by third-party companies. While some offer excellent quality and performance close to OEM standards, others may cut corners on materials or design. However, reputable aftermarket brands (such as Dorman, A1 Cardone, or TYC) provide reliable alternatives at lower price points.

Recommendation: If long-term reliability is your priority, go with OEM or a top-tier aftermarket brand. For budget-conscious repairs, choose a well-reviewed aftermarket model with proven track record.

4. Motor Power and Integration (For Power Window Regulators)

If your vehicle uses electric windows, the regulator is often integrated with the motor assembly. The motor must deliver sufficient torque to lift the window smoothly, especially in larger or heavier doors.

An underpowered motor can cause slow operation, stalling, or repeated circuit breaker trips. Always ensure the replacement regulator/motor unit meets or exceeds the original factory motor specifications.

• Check voltage rating (typically 12V DC for passenger vehicles)
• Ensure the gear mechanism is durable and lubricated for quiet performance
• Look for thermal overload protection to prevent motor burnout
• Verify wiring harness compatibility and connector type

Some regulators are sold as “motorized assemblies,” while others are sold separately. Confirm which type your vehicle requires before purchasing.

5. Ease of Installation: DIY-Friendly vs. Professional Setup

Window regulator replacement involves removing the door panel, disconnecting wiring, and carefully detaching the old regulator from the window glass. Some models are designed for easier installation with pre-aligned brackets or modular designs.

While experienced DIYers can handle the job, complex setups—especially those involving glued or bolted glass attachments—may require professional tools and expertise. Misalignment during installation can lead to binding, noise, or motor strain.

• Choose regulators with clear installation instructions and included hardware
• Look for models labeled “direct fit” or “plug-and-play” for easier replacement
• Consider kits that include mounting bolts, cable guides, and insulation foam
• If unsure, consult a mechanic—improper installation can damage the window or motor

6. Warranty and Manufacturer Support

A strong warranty reflects the manufacturer’s confidence in their product. Reputable brands offer warranties ranging from 1 to 3 years, covering defects in materials or workmanship.

This protection is valuable because window regulators operate under constant mechanical stress. A warranty ensures you won’t face unexpected costs if the part fails prematurely under normal use.

• Look for lifetime or extended warranties from trusted suppliers
• Check return policies and availability of customer support
• Avoid no-name brands with no warranty or poor service history
• Read user reviews to assess long-term reliability and claim experiences

Selection Factor	Key Considerations	OEM Advantage	Aftermarket Advantage
Compatibility	Fits specific make, model, year, and door side	Guaranteed perfect fit	Variety of options; verify carefully
Material Quality	Durable metals, reinforced cables, corrosion resistance	Factory-grade materials	Varies—choose premium brands
Performance	Smooth, quiet, reliable window movement	Matched to original performance	Some exceed OEM specs
Installation	Includes hardware, clear instructions, alignment features	Standardized design	Some offer improved mounting
Warranty	Covers defects and early failure	Dealer-backed or factory warranty	Often longer consumer warranties

Expert Tip: Before installing a new window regulator, clean the window tracks and lubricate the rollers and guides with silicone-based grease. This reduces friction, improves operation smoothness, and extends the life of your new regulator.

Final Recommendations

• Always double-check compatibility using your VIN or a trusted parts lookup tool
• Opt for OEM or reputable aftermarket brands like Dorman, AC Delco, or Cardone
• Prioritize build quality over low price—cheap regulators often fail within months
• Ensure the package includes all necessary mounting hardware and instructions
• Choose a model with at least a 1-year warranty for peace of mind
• Watch installation videos specific to your vehicle to assess difficulty level

Choosing the right 2017300346 window regulator doesn’t have to be overwhelming. By focusing on compatibility, material quality, motor performance (if electric), and warranty coverage, you can restore full functionality to your vehicle’s windows with confidence. Whether you're repairing a broken regulator or upgrading an aging system, investing in a high-quality replacement ensures years of reliable, quiet, and safe operation.

Frequently Asked Questions About Window Regulators

Q1: How to Install Window Regulators?

Installing a window regulator involves several key steps to ensure safety and proper function. Begin by disconnecting the vehicle’s battery to prevent electrical shorts, especially when working with power windows. Next, carefully remove the door panel using appropriate tools (such as a trim removal tool) to expose the internal components.

Once the door panel is off, detach the window glass from the old regulator by loosening the mounting bolts or clips that secure it. Then, disconnect any electrical connectors (for power regulators) and unbolt the old regulator from the door frame. Position the new regulator in place, align it correctly, and secure it with the provided bolts.

Reattach the window glass to the new regulator, ensuring all linkages are properly connected and tightened. Test the window movement manually (or electrically) before reinstalling the door panel. Finally, reconnect the battery, test the window operation, and reassemble the door panel securely.

• Safety Tip: Support the glass with tape or a helper during removal and installation to prevent breakage.
• Tools Needed: Screwdrivers, socket set, trim removal tool, and possibly a power drill/driver.
• Pro Tip: Take photos during disassembly to help with reassembly.

Q2: How Long Does It Take to Change a Window Regulator?

On average, replacing a window regulator takes between 1 to 2 hours for experienced mechanics. However, the actual time can vary significantly based on several factors:

• Vehicle Make and Model: Some cars have more complex door assemblies, requiring extra time to disassemble.
• Regulator Type: Power window regulators often involve additional wiring and motor connections, adding complexity.
• Experience Level: DIYers may take longer, especially on their first attempt—up to 3 hours or more.
• Access Issues: Rust, stripped screws, or tight spaces can delay the process.

For first-time installers, it’s wise to allocate a full afternoon to complete the job without rushing. Always refer to your vehicle’s service manual for model-specific guidance.

Q3: Which Is Better: Power or Manual Window Regulators?

The choice between power and manual window regulators depends on your priorities—convenience, cost, reliability, and vehicle type. Here’s a detailed comparison:

Feature	Manual Window Regulators	Power Window Regulators
Operation	Hand-cranked via a mechanical handle	Electric motor controlled by buttons
Cost	Lower upfront and replacement cost	More expensive to purchase and repair
Reliability	High—fewer parts to fail	Moderate—motors and wiring can fail
Convenience	Requires physical effort; slower operation	Effortless; allows remote or one-touch control
Common Use	Older vehicles, base trims, commercial vehicles	Modern cars, luxury models, higher trims

Bottom Line: Manual regulators are ideal for simplicity and durability, while power regulators offer comfort and modern functionality. Choose based on your vehicle’s design and personal preference.

Q4: Are Electric Window Regulators Reusable?

Electric window regulators are generally not reusable once they fail completely, but limited repair may be possible in specific cases:

• Motor Failure: If only the motor is faulty, it can sometimes be replaced separately, extending the life of the regulator.
• Cable or Pulley Damage: Frayed cables or broken plastic guides can often be repaired or replaced if compatible parts are available.
• Worn Gears or Tracks: These are typically not serviceable and indicate the need for full assembly replacement.
• Corrosion or Structural Damage: If the metal frame is bent or rusted, reuse is unsafe and not recommended.

Most manufacturers and mechanics advise replacing the entire unit due to the complexity and labor involved in disassembling and repairing internal components. A new regulator ensures reliability and often comes with a warranty.

Q5: How to Maintain Window Regulators?

Proper maintenance can significantly extend the lifespan of both manual and electric window regulators. Follow these best practices:

• Avoid Overuse: Minimize unnecessary opening and closing of windows, especially in short intervals.
• No Excessive Force: Never slam the window up or down, and avoid holding the button after the window reaches the top or bottom.
• Regular Cleaning: Remove dirt, sand, and debris from window tracks using a soft brush or cloth to prevent binding.
• Lubrication: Apply a silicone-based lubricant to tracks, rollers, and moving parts every 6–12 months to ensure smooth operation.
• Gentle Operation: Open or close the window in stages—pause briefly after moving a few centimeters—to reduce strain on the motor and gears.
• Button Care: Press switches gently and avoid using excessive pressure, which can damage internal contacts.
• Moisture Protection: Keep door seals intact to prevent water intrusion, which can lead to corrosion and electrical issues.

By following these simple steps, you can help prevent premature wear, reduce noise, and improve the overall performance and longevity of your window regulators.