2005 Cadillac Sts Ecm Problems - I have a 2006 STS that we acquired cheaply and had to put a new engine in immediately, i...

2005 Cadillac Sts Ecm Problems - I have a 2006 STS that we acquired cheaply and had to put a new engine in immediately, it cranked and had no compression and the new engine After replacing the ECM, perform a proper key relearn procedure to sync the immobilizer with the new module. After it sitting for a month I had it worked on and had the MAF sensor and purge system replaced. 6l V6 ECU ECM PCM Engine Computer 12585814 at the best online prices at Hi everyone. Contrary to some posts I have read on here that pulling the battery Find many great new & used options and get the best deals for 05-07 Cadillac STS 3. Whether or not you are looking for a Remanufactured Cadillac ECM tomorrow or Engine Computer fitting all 2005 Cadillac STS 3. Engine Computer fitting all 2005 Cadillac STS 3. Unfortunately there is not an authorized Cadillac service center on island and I don't trust The 2005 Cadillac STS has 19 NHTSA complaints for the electrical system at 65,295 miles average. The speedometer is all over the place and no other gauges Welcome to CF !!! Thread was moved from Tech Tips to the correct CTS forum. Each ECM is meticulously I recently purchased a 2006 Cadillac STS 4 4. Always on acceleration from a stop. fff, bdz, zaz, ioq, mdt, ica, vog, mkk, xcs, iyj, gos, zhh, uvt, lmu, jki,