04-07 CADILLAC CTS SRX 3.6L ECU ECM PCM 12588472 12581144 FREE VIN PROGRAMMING GM ABS VIDEO 7L3A-12A650-FZD

7L3A-12A650-FZD

6U7A-12A650-KB

56049891 with any software code from AA to AL

***NOTE*** The connector latch is chipped off so you may need a zip tie even though these connectors fit pretty snuggly

56040360AG

04-07 CADILLAC CTS SRX 3.6L ECU ECM PCM 12588472 12581144 FREE VIN PROGRAMMING GM ABS VIDEO 7L3A-12A650-FZDPart Number 0 261 209 008 12588472 Service NO: 12581144 You must match all of this! ECU has security and requires programming before installation. We offer FREE VIN programming so the ECU arrives and your vehicle will start once a key relearn process is completed. We will send instructions on how to complete this. During chekcout, be sure to put your VIN in the "notes to seller" field, otherwise we'll message after the purchase for your VIN. A