This device, known as an Engine Computer or Engine Control Module (ECM), also referred to as Engine Control Unit (ECU) and Powertrain Control Module (PCM), is a guaranteed replacement suitable for all 2005 Buick Allure PCM models featuring a 3.8L engine size, with a matching part number 12596626. This particular module corresponds to the hardware code 12591278.

Our 2005 Buick Allure ECM arrives pre-programmed with your vehicle’s specific VIN, facilitating seamless communication among all internal modules. Moreover, the unit is flashed with the latest updates, designed to optimize fuel efficiency and elevate your vehicle’s performance. Our skilled in-house mechanics conduct off-board testing to ensure stringent quality control standards, assuring peak performance for every unit. Upon installation, no additional programming is necessary.

Our Buick Allure ECM is designed to seamlessly work with your original keys, enabling your vehicle to start immediately through a simple key cycling procedure. There’s no need for a locksmith to reprogram your keys. With the option to replace the module in the comfort of your own driveway, you can bypass costly dealership rates and the inconvenience of towing your vehicle to a mechanic. Installation is now simpler than ever, catering to both novice and experienced technicians alike!

Attention! We kindly request your Vehicle Identification Number (VIN) for programming the unit.