This Engine Computer, also known as an Engine Control Module (ECM), Engine Control Unit (ECU), and Powertrain Control Module (PCM), serves as a reliable replacement for all 2003 Buick LeSabre PCM models. Below is a comprehensive list of compatible part numbers: 09387324, 09387414, 09387964, 12200894, 12202610, 12209624, 12210234, 12211544, 12211554, 12211594, 12211604, 12211654, 12211694, 12211744, 12211824, 12211864, 12211874, 12216674, 12218884, 12218904, 12218934, 12218974, 12219064, 12223464, 12223474, 12223484, 12223524, 12223534, 12223544, 12223554, 12223584, 12223624, 12223644, 12223664, 12580086, 12580087, 12580107, 12580108, 12580111, 12580114, 12581380, 12582720, 12582721, 12583333, 12583334, 12583336, 12583355, 12583359, 12583360, 12583389, 12583424, 12583425, 12583429, 12583439, 12583826, 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, 89017735, and 89017736. Our 2003 Buick LeSabre ECM comes pre-programmed with your vehicle's unique VIN, enabling seamless communication among all internal modules. Additionally, it is flashed with the latest updates to enhance fuel efficiency and optimize your vehicle's performance. Our team of experienced in-house mechanics rigorously tests each unit using off-board testing methods to ensure peak performance. No further programming is required during installation. 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)
