GOODMARK GMK403560678 Door Lock Striker

( Brand: Goodmark ), ( Manufacturer Part Number: GMK403560678 ), ( Part Type: Door Lock ), ( Manufacturer Warranty: 1 Year ), ( Country Of Origin: Taiwan )

Review GOODMARK Door Lock Striker Pontiac fits LEMANS

The **Goodmark GMK403560678 Door Lock Striker** is a high-quality, precision-engineered security component designed specifically for the **Pontiac Lemans**, ensuring seamless operation and enhanced protection for your vehicle s door locks. Crafted from durable, corrosion-resistant materials, this striker plate is built to withstand the rigors of daily use while maintaining a sleek, modern appearance that complements the vehicle s original design. The sturdy construction features a reinforced steel base with a smooth, polished finish, preventing wear and tear from frequent engagement with the door latch, thereby extending both the striker s lifespan and the longevity of your vehicle s locking mechanism. This striker is engineered to fit perfectly within the Pontiac Lemans door frame, providing a tight, secure connection that minimizes rattling and ensures smooth locking and unlocking motions, even in varying weather conditions. Its robust design also helps deter forced entry attempts, adding an extra layer of security to your car s door system. Whether you re looking to replace a worn-out striker or upgrade your Lemans security features, the Goodmark GMK403560678 offers a reliable, long-lasting solution that balances functionality with durability. Perfect for both original equipment replacement and aftermarket installations, this striker is an essential component for maintaining your vehicle s performance and protection.

### **Pros and Cons of buying a Goodmark GMK403560678 Door Lock Striker for a Pontiac Lemans**

1. **Compatibility** This striker is specifically designed for the Pontiac Lemans, ensuring a proper fit without modification. It is also compatible with other GMC and Chevrolet models from the same era, expanding its usability.

2. **Durability** Goodmark is a well-known brand in the automotive aftermarket, known for producing high-quality, long-lasting parts. The striker is typically made from sturdy materials that resist wear and tear, reducing the need for frequent replacements.

3. **Easy Installation** The part is straightforward to install, requiring only basic tools. Most users report that it can be swapped in under 30 minutes, making it a convenient upgrade for DIYers or those without extensive mechanical experience.

4. **Cost-Effective** Compared to OEM (Original Equipment Manufacturer) parts, this aftermarket striker is significantly cheaper while maintaining reliability. It provides a budget-friendly solution for restoring proper door function.

5. **Prevents Misalignment Issues** A worn or damaged striker can cause misalignment in the door latch mechanism, leading to difficulty locking or unlocking the door. Replacing it resolves these issues, ensuring smooth operation.

6. **Widely Available** As a common replacement part, it is easily found at auto parts stores, online retailers, and through direct manufacturer sales, reducing lead times for purchase.

7. **Positive User Feedback** Many owners of the Pontiac Lemans have reported positive experiences with this striker, praising its performance and longevity after installation.

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1. **Quality Variations** Like all aftermarket parts, there is a risk of receiving a subpar unit if purchasing from an untrusted seller. Always buy from reputable retailers or directly from Goodmark to minimize this risk.

2. **Potential Misalignment During Installation** If the striker is not installed correctly, it may not align properly with the door latch, leading to binding or difficulty in operation. Careful attention to alignment during installation is necessary.

3. **Limited Warranty** Goodmark typically offers a limited warranty (often 12 months or lifetime under certain conditions), but this may not cover all potential issues, such as improper installation by the buyer.

4. **Compatibility with Modified Doors** If the Pontiac Lemans has undergone modifications (e.g., custom panels, reinforced doors, or aftermarket locks), the striker may not fit perfectly. In such cases, additional adjustments or a different part may be required.

5. **No Reverse Compatibility** This striker is designed for right-hand drive vehicles. If the Pontiac Lemans has been converted to left-hand drive or if the striker is being used on a different model with a left-hand drive door, it may not function correctly.

6. **Occasional Rust or Wear** Depending on the vehicle s age and exposure to harsh conditions (e.g., salt, moisture), the striker may still experience rust or wear over time, though this is less likely with a high-quality aftermarket part.

7. **No Additional Features** Unlike some premium aftermarket strikers, this part does not include extra features such as reinforced locking mechanisms or smart technology. It is a basic but functional replacement.

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The Goodmark GMK403560678 door lock striker is an excellent choice for restoring proper door function in a Pontiac Lemans. Its compatibility, durability, ease of installation, and cost-effectiveness make it a practical solution for most owners facing issues with their door latches. However, potential buyers should ensure they purchase from a trusted source, carefully follow installation instructions, and verify compatibility with their specific vehicle configuration.

For the average Pontiac Lemans owner dealing with a faulty striker, this part offers a reliable and affordable upgrade without sacrificing performance. If the vehicle has been heavily modified or if there are concerns about fitment, consulting with a mechanic or checking user reviews for the specific model year may provide additional peace of mind.

- You need a direct replacement for a worn or damaged striker in your Pontiac Lemans.

- You prioritize compatibility, durability, and ease of installation.

- You are comfortable performing basic automotive repairs or have access to a mechanic for installation.

- You want a cost-effective solution that avoids the higher price of OEM parts.

- You suspect the door has been heavily modified, and the striker may not fit correctly.

- You require additional features (e.g., reinforced locking) beyond basic functionality.

- You are unable to verify the authenticity of the part when purchasing from an untrusted seller.

- Your vehicle has unique or rare modifications that may conflict with standard striker installation.

**Final Verdict:** For most Pontiac Lemans owners, the Goodmark GMK403560678 striker is a highly recommended replacement part that delivers reliable performance at a reasonable price. With proper installation, it should resolve latch-related issues and extend the door mechanism s lifespan.

Details:

1978-1987 Pontiac Grand pix coupe 1965-96.: Vehicle Fitment:1978-1981 Pontiac Lemans. 1978-1988 Oldsmobile Supreme 1978-88. Specification: Door Lock Striker Allen Head Bolt With Collar, condition: New.

1978-1987 GMC Caballero.

part #: gmk403560678 prices

• $23.22-$41.43

specifications carlockiio:

• for models: Lemans
• for makes: Pontiac
• brand: Goodmark
• mpn: Gmk403560678
• part type: Door Lock
• manufacturer warranty: 1 Year
• country of origin: Taiwan

shipping carlockiio:

• cost: $0.00
• service: Flat Rate Freight
• class: Freight
• type: Fixed

returns carlockiio:

• policy: Returns Accepted
• time: 60 Days
• paid by: Seller

seller carlockiio:

• city: Chesapeake, Virginia
• # reviews: 7021
• rating: 96.7%

general carlockiio:

• condition: New
• Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware

offer carlockiio:

• availability: In Stock
• started: April 4, 2026
• best offers: True
• options: Ship-to-home
• quantity: 1
• sold: 0

payments carlockiio:

• credit card: Discover
• wallet: Google-pay
• other

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