GM 13558502 Rear Left Door Panel Lock Latch Actuator

( Brand: Gm ), ( Manufacturer Part Number: 13558502 ), ( Bundle Listing: No ), ( Color: Black ), ( Features: Easy Installation ), ( Fitment Type: Direct Replacement ), ( Material: Plastic ), ( Placement On Vehicle: Rear. Left ), ( Type: Lock Actuator )

Review GM Cadillac Rear Left Side Door Panel Lock Latch Actuator Oem fits CT5 2020–2025

The **GM 13558502 Rear Left Door Panel Lock Latch Actuator** for the **2020 2025 Cadillac CT5** is a precision-engineered component designed to ensure seamless and reliable operation of the vehicle s door locking mechanism. This critical part is integral to the CT5 s advanced door system, which integrates with the car s keyless entry, push-button start, and smart access features. Crafted from high-quality materials, the actuator features a durable plastic housing reinforced with metal reinforcements to withstand repeated cycling, environmental exposure, and the mechanical stress of daily use. Its compact yet robust design allows for smooth engagement and disengagement of the door latch, contributing to the CT5 s signature blend of luxury and practicality. The actuator is engineered to work in tandem with the vehicle s electronic control module (ECM), ensuring precise timing and synchronization with the door lock motor, window regulators, and other related systems. Whether activated manually via the door handle, remotely through the key fob, or automatically via the smart key system, this actuator delivers consistent performance, minimizing wear and preventing common issues like sticking or failure. Ideal for both original equipment replacement and aftermarket upgrades, this part adheres to strict GM engineering standards, guaranteeing compatibility with the CT5 s sophisticated door architecture while maintaining the vehicle s premium feel and functionality.

### **Pros and Cons of buying a GM 13558502 (2020 2025 Cadillac CT5 Rear Left Door Panel Lock Latch Actuator)**

1. **Direct Fitment** This part is specifically designed for the 2020 2025 Cadillac CT5, ensuring compatibility without modifications.

2. **OEM Quality** As a genuine GM part, it meets the manufacturer s standards for durability and performance, reducing the risk of premature failure.

3. **Reliability** The latch actuator is a critical component for door functionality, and a high-quality replacement minimizes issues like misalignment, jamming, or electrical failures.

4. **Warranty Coverage** Purchasing from an authorized dealer or reputable supplier often includes a warranty, providing peace of mind against defects.

5. **Prevents Further Damage** A faulty latch actuator can strain other door components (e.g., hinges, seals). Replacing it early prevents secondary damage.

6. **Ease of Installation** Many aftermarket and OEM actuators are designed for straightforward replacement, though some may require basic tools and mechanical skill.

7. **Maintains Resale Value** Keeping the vehicle in good condition with original or high-quality parts helps preserve its value.

1. **Higher Cost** OEM parts are typically more expensive than aftermarket alternatives, which may be a significant investment depending on labor costs.

2. **Limited Availability** If purchasing from a dealer, stock may be limited, potentially causing delays in replacement.

3. **Potential Counterfeit Risks** Buying from untrusted sellers (e.g., unlicensed online marketplaces) could result in fake or low-quality parts that fail quickly.

4. **Labor Dependency** If the owner lacks mechanical experience, professional installation may be necessary, adding to the total cost.

5. **Mixed Reviews on Aftermarket Options** While aftermarket actuators exist, some users report inconsistent quality, leading to premature wear or failure.

6. **Electrical Compatibility Concerns** If the original actuator had wiring issues (e.g., corroded connectors), the new part may not resolve the problem without additional diagnostics.

7. **Time-Consuming Replacement** Removing the door panel and latch mechanism can be labor-intensive, especially for inexperienced DIYers.

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### **Conclusion**

The **GM 13558502 rear left door panel lock latch actuator** is a critical replacement part for Cadillac CT5 owners experiencing door latch failures. While it offers **reliability, OEM quality, and long-term functionality**, the **higher cost and potential installation challenges** are significant drawbacks. For most buyers, the **benefits outweigh the cons**, especially if the issue is persistent or affects safety (e.g., doors not latching properly). However, those on a tight budget may explore **high-quality aftermarket alternatives** (e.g., from reputable brands like Dorman or ACDelco) after verifying compatibility and reviews.

### **Recommendation**

- **If budget allows**, purchase the **OEM GM part** from an authorized dealer or trusted online retailer (e.g., RockAuto, PartsGeek) to ensure authenticity and warranty coverage.

- **For cost savings**, compare **aftermarket options** (e.g., Dorman 504-555 or ACDelco 12A555) but **verify customer reviews** for reliability in your specific CT5 model year.

- **DIY Installation**: If comfortable with basic automotive work, proceed with the replacement yourself to save labor costs. Follow the **CT5 service manual** for accurate disassembly steps.

- **Professional Help**: If unsure about wiring or structural adjustments, consult a **Cadillac-certified technician** to avoid voiding warranties or causing further damage.

- **Prevent Future Issues**: Inspect the **door seals, hinges, and electrical connectors** during replacement to ensure no underlying problems exist.

**Final Verdict**: The OEM actuator is the **most reliable choice** for long-term performance, but aftermarket options can be a **budget-friendly alternative** if thoroughly researched. Prioritize **quality over price** to avoid repeated replacements.

Details:

COLOR: EXTERIOR OCONUS METALLIC GKK / 627D WA627D GKK-627D. MILEAGE: 98K MILES. TRANSMISSION: 10-SPEED HYDRA-MATIC AUTOMATIC 10L90. BODY TYPE: SEDAN 4-DOOR.

part #: 13558502 prices

• $92.87-$93.64

specifications carlockiio:

• for models: Ct5
• for makes: Cadillac
• for years: 2020-2025
• brand: Gm
• mpn: 13558502
• bundle listing: No
• color: Black
• features: Easy Installation
• fitment type: Direct Replacement
• material: Plastic
• placement on vehicle: Rear. Left
• type: Lock Actuator

payments carlockiio:

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

general carlockiio:

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

offer carlockiio:

• options: Ship-to-home
• availability: In Stock
• best offers: True
• sold: 0
• started: February 12, 2026
• quantity: 1

seller carlockiio:

• rating: 99.9%
• # reviews: 43380
• city: Kingsley, Michigan

returns carlockiio:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

shipping carlockiio:

• class: Standard
• type: Fixed
• service: Standard
• cost: $0.00
• transit: 5-8 Days

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