BMW 7 Series Factory Upgrade Review — Cost & Results
Service Price
$40–80
Estimated price · Actual price may vary by shop
Before
After
Process photos
BMW 7 Series smart key upgrade with PKE & Keyless Go: approx. $350-$550 USD. Enjoy keyless entry and ignition.
BMW 7 Series Smart Key Upgrade: Enhanced Convenience
For owners of the prestigious BMW 7 Series, particularly models like the 740Li M Sport, the pursuit of enhanced driving convenience is paramount. This review details a comprehensive smart key system upgrade, incorporating the latest in key technology, proximity keyless entry (PKE), and keyless go functionality. The goal is to elevate the ownership experience, making daily interactions with the vehicle more seamless and sophisticated, akin to features found in high-end luxury vehicles.
Key Features and Benefits of OEM Options
The core of this upgrade revolves around modernizing the vehicle's access and ignition systems. For the BMW 7 Series, this means moving beyond traditional key fobs to a system where the car recognizes your presence. The Proximity Keyless Entry (PKE) system allows the doors to unlock automatically as you approach the vehicle with the smart key in your pocket or bag, and lock as you walk away. Complementing this is the Keyless Go system, enabling you to start the engine with the push of a button without needing to insert or even hold the key. These OEM options, when retrofitted, transform the daily usability of the car, offering a tangible improvement in comfort and a touch of futuristic luxury. The installation process is designed to integrate these features seamlessly, maintaining the vehicle's original aesthetic and electronic integrity.
Installation Process and Considerations
The installation of these advanced OEM options on a BMW 7 Series is a specialized process. It involves programming new, modern smart keys that are fully compatible with the vehicle's security and communication systems. The PKE and Keyless Go functionalities are then activated through precise coding and hardware integration, ensuring they work in harmony with the car's existing electronics. This is not a simple plug-and-play modification; it requires expert knowledge of BMW's systems. The service is typically performed by specialized technicians who can travel to the owner's location, eliminating the need to bring the car into a workshop. The entire procedure, including testing and user guidance, generally takes around 3 to 4 hours, depending on the specific vehicle configuration and any additional customizations requested. The service includes official security registration procedures to ensure full system compliance.
Installation process:
- Key Programming: New, modern smart keys are created and programmed to sync with the BMW 7 Series' security system.
- PKE & Keyless Go Activation: Proximity sensors and the keyless ignition module are installed and coded into the vehicle's network.
- System Integration & Testing: All new functions are tested for seamless operation, including automatic door locking/unlocking and engine start/stop.
- User Demonstration: The owner is shown how to use the new features and understands their operation.
The durability of these retrofitted OEM options is expected to be on par with factory-installed features, provided they are installed by qualified professionals using high-quality components. Maintenance typically involves ensuring the smart key battery is replaced periodically, similar to standard key fobs. The value proposition lies in significantly enhancing the convenience and modern feel of a luxury sedan like the BMW 7 Series, bringing it up to par with the latest automotive technology without compromising its inherent quality.
Frequently Asked Questions
Q. How much does OEM option and factory upgrade installation cost for a BMW 7 Series?
In Korea, this specific upgrade for a BMW 7 Series, including two smart keys, PKE, and Keyless Go, typically ranges from 500,000 to 800,000 KRW (approximately $350-$550 USD). The final cost in the US for similar dealer option retrofits can vary significantly based on the specific options and the dealership's labor rates.
Q. How long does OEM options installation take on a BMW 7 Series?
The installation of OEM options like proximity keyless entry and keyless go on a BMW 7 Series generally takes about 3 to 4 hours to complete. For long-term durability, ensure the smart key's battery is replaced annually or when indicated by the vehicle's system.
Q. Are OEM options worth adding after purchase for a BMW 7 Series?
Adding OEM options like proximity keyless entry and keyless go is highly recommended for BMW 7 Series owners seeking maximum convenience and a modern driving experience. The value is in the seamless integration and enhanced daily usability, significantly upgrading the luxury feel of the vehicle.
Q. How are OEM factory options installed on a BMW 7 Series?
OEM factory options are installed through a process of expert programming and integration. 1. New smart keys are coded to the vehicle's security system. 2. Proximity sensors and keyless ignition modules are fitted and linked to the car's electronics. 3. The system is thoroughly tested to ensure all functions, like automatic door access and push-button start, operate correctly.
Q. What is the difference between dealer-installed options and aftermarket upgrades for a BMW 7 Series?
Dealer-installed options, often referred to as OEM options or factory option retrofits, are genuine manufacturer parts and systems installed by authorized personnel, ensuring perfect integration and warranty compliance. Aftermarket upgrades are third-party products that may offer similar functionality but can sometimes lead to compatibility issues or void parts of the vehicle's warranty.
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