Introducing the Engine Computer, also known as an Engine Control Module (ECM), Engine Control Unit (ECU), and Powertrain Control Module (PCM). It's a reliable replacement tailored for all 2004 Buick LeSabre PCM models with a 3.8L engine. Compatible with the following part numbers: 12582720, 12583333, 12583334, 12583336, 12583355, 12583389, 12583439, 12583827, 12584931, 12584936, 12584937, 12585038, 12585075, 12585077, 12585081, 12585082, 12585083, 12585085, 12585131, 12587793, 12587796, 12588499, 12589758, 12590685, 12591852, 12593465, 12593466, 12594007, 12594018, 12594019, 12594315, 12594380, 12594383, 12594384, 12594513, 12594515, 12594516, 12594519, 12594521, 12598599, and 89017736. Our 2004 Buick LeSabre ECM arrives pre-programmed with your vehicle's unique VIN, ensuring seamless communication among internal modules. Furthermore, it's flashed with the latest updates to enhance fuel efficiency and optimize your vehicle's performance. Our skilled in-house mechanics employ off-board testing to guarantee each unit passes rigorous quality control assessments, ensuring peak performance. No extra programming is needed during installation. Our Buick LeSabre ECM is designed to work with your original keys, enabling your vehicle to start immediately via a simple key cycling procedure. No locksmith services are required. Now, replacing your module is a straightforward driveway task, saving you from expensive dealership charges and the hassle of towing your vehicle to a mechanic. Installation is made easy for everyone, from beginners to seasoned technicians! Attention! We kindly request your Vehicle Identification Number (VIN) for programming the unit. When proceeding with the checkout, please provide the VIN in the designated text field labeled Vehicle Identification Number (VIN) situated within the Vehicle Information section. In case you dont have your VIN number readily available, dont worry! You can send it to us later through email at [email protected] or by phone at (917) 283-2158 RENOVATED AND THOROUGHLY TESTED FOR QUALITY: Every product undergoes a meticulous renovation process and extensive quality testing by our certified in-house experts. Our team handles all refurbishing and testing internally, guaranteeing that each item meets our stringent standards before leaving our facility. This approach ensures that our customers receive top-notch quality products at an unmatched value! Our testing procedure addresses and resolves all common PCM issues, providing you with a reliable and efficient product. Difficulty Initiating Engine Diagnostic Codes for Vehicle Troubleshooting Occasional Performance Challenges Decreased Engine Power Lack of Ignition Signal Absence of Injector Signal Reduced Fuel Efficiency Transmission Shifting Complications WHY PURCHASE FROM US: Industries Lowest Prices FREE Warranty lifetime warranty FREE Domestic Shipping with Quick Turnaround Time No Core Charge or Core Return Required; you can keep your old unit Guaranteed OEM products; Refurbished and 100% Tested Latest Software Updates Included Plug & Play; No Additional Programming Required ASE Certified In-House Technicians Readily Available Support Agents (email, phone, live chat)
