BUICK CASCADA 456258802 Front Left Right Seat Motor

( Brand: Buick Cascada ), ( Manufacturer Part Number: 456258802 ), ( Part Type: Seat Motor )

Review BUICK CASCADA Front Left Or Right Side Seat Motor Oem fits 2016–2019

The **Buick Cascada 2016-2019 Front Left & Right Seat Motor (Part Number: 456258802)** is a precision-engineered electric actuator designed to provide smooth, reliable operation for the power-adjustable front seating system in this luxury compact coupe. This critical component is integral to the vehicle s ergonomic and customizable seating experience, allowing drivers and passengers to effortlessly fine-tune seat position, lumbar support, and reclining angles with the push of a button or turn of a dial. Crafted with Buick s commitment to durability and performance, the seat motor features a robust internal structure, including a high-torque DC electric motor paired with a durable gear reduction system, ensuring consistent and quiet operation even after extensive use. The motor is engineered to withstand the demands of daily driving, from urban commutes to highway travel, while maintaining smooth, vibration-free adjustments. Compatible exclusively with the 2016 through 2019 model years of the Buick Cascada, this part is a direct-fit replacement for the original equipment manufacturer (OEM) unit, eliminating the need for modifications or additional adapters. Whether replacing a worn-out motor due to normal wear or addressing a malfunction caused by electrical issues or mechanical failure, this seat motor delivers the precision and reliability expected in Buick s premium lineup. Its compact yet sturdy design integrates seamlessly with the vehicle s electrical and mechanical systems, ensuring optimal functionality and longevity when installed correctly. For enthusiasts and owners seeking to restore their Cascada s seating comfort and performance, this part represents a high-quality, factory-matched solution that upholds the vehicle s refined driving dynamics.

### **Pros and Cons of Buying a 2016-2019 Buick Cascada Front Left/Right Seat Motor (Part #456258802)**

1. **Direct OEM Replacement** This part is an original equipment manufacturer (OEM) component, meaning it is designed specifically for the Buick Cascada and should fit perfectly without modifications. OEM parts are built to the same standards as factory-installed components, ensuring better reliability and longevity compared to aftermarket alternatives.

2. **Reliability and Durability** Since the Buick Cascada uses electric seat motors for power adjustments, an OEM replacement ensures the seat functions smoothly without premature wear or failure. High-quality materials reduce the risk of electrical or mechanical issues over time.

3. **Warranty Coverage** If purchased from an authorized Buick dealer or a reputable supplier, this part may come with a warranty, providing peace of mind against defects or early failures. Some OEM parts include limited warranties (e.g., 12-24 months), depending on the seller.

4. **Compatibility with Original Systems** The motor is designed to integrate seamlessly with the Cascada s electrical and mechanical seat control systems, reducing the chance of compatibility issues that can arise with aftermarket parts.

5. **Potential Cost Savings on Labor** Since it s an OEM part, mechanics may be more familiar with its installation, potentially reducing labor time and costs compared to troubleshooting aftermarket alternatives.

6. **Maintains Vehicle Value** Using OEM parts for repairs helps preserve the Cascada s resale value, as buyers often prefer vehicles that have been maintained with genuine components.

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1. **Higher Upfront Cost** OEM parts are typically more expensive than aftermarket alternatives. The price of this seat motor may range significantly higher than generic or third-party replacements, depending on the supplier.

2. **Limited Availability** OEM parts can sometimes be harder to source, especially for older model years like the 2016-2019 Cascada. Purchasing from a dealer may require waiting for inventory, which could delay repairs.

3. **Potential for Overpricing** Some dealers or online sellers may mark up OEM parts significantly, especially if the part is in high demand or the seller has limited competition. Always compare prices from multiple sources.

4. **No Additional Features** Unlike some aftermarket parts, this OEM motor does not include enhanced features (e.g., extra adjustments, improved materials, or longer warranties). It is a straightforward replacement with no upgrades.

5. **Installation Complexity** While the part itself is reliable, installing it may require disassembling the seat, which can be labor-intensive. If the buyer lacks mechanical experience, hiring a professional may be necessary, adding to the total cost.

6. **Risk of Counterfeit Parts** When purchasing online, there is a chance of receiving a counterfeit OEM part, which may not function correctly or could damage the seat system. Buying from trusted suppliers (e.g., GM-authorized dealers, reputable auto parts retailers) mitigates this risk but requires due diligence.

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The **2016-2019 Buick Cascada front left/right seat motor (OEM part #456258802)** is a high-quality, reliable replacement that ensures proper function and longevity for your vehicle s power seats. Its OEM status guarantees compatibility, durability, and peace of mind, particularly if you prioritize maintaining the Cascada s integrity and resale value. However, the higher cost and potential availability issues may make it less appealing for budget-conscious buyers or those who prefer aftermarket solutions.

For most owners who value authenticity and long-term performance, the **pros outweigh the cons**, making this an excellent choice for a direct replacement. If cost is a major concern, comparing prices across dealers and considering aftermarket alternatives (with caution) could be worth exploring but only if the aftermarket part is verified for quality and compatibility.

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- **Buy from an Authorized Buick Dealer or Reputable Supplier** Ensure the part is genuine to avoid counterfeits. Dealers often provide warranties, which add value.

- **Compare Prices** Check multiple sources (e.g., RockAuto, PartsGeek, local dealers) to find the best deal without overpaying.

- **Verify Installation Requirements** If you re not experienced with auto repairs, factor in labor costs or seek a mechanic s advice before purchasing.

- **Consider Aftermarket Options Only If Necessary** If the OEM part is significantly overpriced, research high-quality aftermarket brands (e.g., Dorman, Spectra) with good reviews, but confirm compatibility first.

- **Document the Purchase** Keep receipts and warranties in case of issues, as this helps with future repairs or resale.

**Final Verdict:** For most Buick Cascada owners, the **OEM seat motor is the best choice** for reliability and long-term performance, despite the higher cost. Proceed with purchase from a trusted source to maximize benefits.

Details:

Shipping cost or carrier may change, based on final destination. HMI, ECU, TCM, ABS, some amplifiers/radios, power boxes, extra. Make sure that the item and its part number MATCH in your vehicle. The compatibility column is not accurate, it only indicated the years of vehicle that comparable but trims.

Look at ALL photos and PHYSICALLY compare all item with yours.

part #: 456258802 price

• $199.99

specifications seainterio:

• for makes: Buick
• for years: 2016-2019
• brand: Buick Cascada
• mpn: 456258802
• part type: Seat Motor

seller seainterio:

• city: Palm Coast, Florida
• # reviews: 697
• rating: 98.9%

offer seainterio:

• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: March 20, 2026
• quantity: 1

returns seainterio:

• policy: No Returns

shipping seainterio:

• cost: $0.00
• service: Economy
• type: Fixed
• transit: 5-11 Days
• class: Economy

payments seainterio:

• credit card: Visa
• other
• wallet: Apple-pay

general seainterio:

• Interior Parts Accessories > Seats, Parts Accessories > Seats
• condition: Used

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