Are you looking to replace your 2005 Buick Lacrosse Key Fob? Whether you’ve lost your key, need a spare, or your current key is damaged, understanding your options for a 2005 Buick LaCrosse key replacement is essential. This guide will walk you through everything you need to know about replacing your 2005 Buick LaCrosse transponder key, ensuring you get back on the road quickly and affordably.
Understanding Your 2005 Buick LaCrosse Key
For the 2005 Buick LaCrosse, the key you’re dealing with is a transponder chip key, not a traditional remote key fob with buttons for remote locking and unlocking. This type of key has a hidden microchip inside the plastic head that communicates with your vehicle’s immobilizer system. This system is a crucial part of your car’s anti-theft security, preventing the engine from starting unless the correct key is used.
Therefore, simply cutting a new key blade will not be enough to start your 2005 Buick LaCrosse. The transponder chip needs to be programmed to your car. This aftermarket replacement key is designed to function just like the original, providing a reliable and cost-effective solution.
Key Features and Compatibility
This replacement ignition key, SKU: K-B107, is specifically designed for the 2005 Buick LaCrosse and other compatible models. Here are the key features and compatibility details:
- Compatibility: Specifically for 2005-2009 Buick LaCrosse, 2004-2008 Pontiac Grand Prix, and 2005-2009 Saab 9-7x models.
- Chip Type: Equipped with a Megamos 13 transponder chip, ensuring compatibility with your vehicle’s security system.
- Aftermarket Replacement: A brand new, high-quality aftermarket key, offering the same functionality as the OEM key without the dealership price. (Note: No GM logo included).
- Direct Replacement Part Numbers: This key is a direct aftermarket replacement for various OEM and aftermarket part numbers, including:
- Strattec: 691205, 692138, 5928820, 5902386
- OEM: 89024245
- A1: GMT201B, GMT201S, GMX367
- Bianchi: BPT04PT
- Hata: B-107-HPT, HAT367
- Ilco: PT04-PT
- Jet: B107PHT
- JMA: TP05VGM37P
- Groove: 93
Programming Your New 2005 Buick LaCrosse Key
The good news is that you can program this 2005 Buick LaCrosse key fob replacement yourself at home, provided you have at least one existing working key. If you have lost all your keys, the programming process is a bit longer but still manageable.
Programming Instructions – Adding an Extra Key (You Have a Working Key):
- Insert your existing, programmed working key into the ignition cylinder.
- Turn the ignition to the ON position for 5 seconds. Then, turn it back to the OFF position.
- Remove the working key and, within 5 seconds, insert the new, unprogrammed key. Turn this new key to the ON position for 5 seconds.
- Turn the key to the OFF position and then back to the ON position again to finalize programming.
- Start your Buick LaCrosse to test the newly programmed key.
Programming Instructions – All Keys Lost/Misplaced:
- Insert the new, cut key into the ignition cylinder and turn it to the ON position. The security light on your dashboard will illuminate and remain on for approximately 10 minutes. Once the security light turns off, you have a 1-minute window to proceed to the next step.
- Turn the ignition cylinder to the OFF position, and then immediately back to the ON position. The security light will again illuminate for another 10 minutes. Wait for it to turn off.
- Repeat step 2 one more time. Turn the ignition cylinder to OFF and then back to ON. The security light will illuminate for the third and final 10-minute cycle.
- After the security light turns off for the third time, turn the key to the OFF position and remove it from the ignition. The key is now programmed, and any previously programmed keys that were not present during this procedure will be erased for security.
- Insert the newly programmed key and start your vehicle to ensure it works correctly.
Professional Key Cutting is Required
It’s crucial to remember that this 2005 Buick LaCrosse key fob replacement is supplied as a blank. It must be professionally cut to match your vehicle’s ignition. You will need to take the key to a qualified automotive locksmith or a hardware store with key cutting services.
When you go for key cutting, ensure you bring proof of ownership for your 2005 Buick LaCrosse, such as your vehicle title, registration, or insurance card. This is a standard security measure to prevent vehicle theft. While we do not offer key cutting or programming services at our facility, we recommend contacting a local automotive locksmith for both cutting and, if needed, programming assistance. You can use online locksmith finder tools to locate a professional near you.
What’s Included and Warranty
When you purchase this replacement 2005 Buick LaCrosse key fob, you will receive:
- One aftermarket ignition key blank with a transponder chip.
We stand behind the quality of our products with a 90-day 100% satisfaction guarantee and warranty. This includes a money-back or return policy for your peace of mind.
Replacing your 2005 Buick LaCrosse key fob doesn’t have to be a stressful or expensive process. With this aftermarket replacement transponder key and clear programming instructions, you can regain full functionality of your vehicle’s key system efficiently and affordably.
