2003 Cadillac CTS "replace ecm start" Questions

...start all the time My ECM was replaced on my car. It is still in the shop and they told me the starter is going out because it doesn't start all the time. Could that possibly be from the ECM ...

03 cts wont start after replacing ecm. I replaced the ecm with new factory part and now car wont start You need to get it program at the dealer.. It is vin program...

ecm work to replace in a 2004 Cadillac CTS? No... All ecm (s) are make model, year, and vin specific. They must be flashed with the correct information which includes engine, accessories , sensor, etc

...replace parts you should test the electrical circuits , if you don't know how i suggest you take it to a qualified repair shop . Viewing wiring diagrams to see what all is involved in the starting of ...

...start The same thing happened to my 03 CTS. The camshaft position sensor code is often thrown for a variety of reasons. In my case somehow the ECM went when the timing belt jumped (after the ...

How to removed and install The ECM Your better off taking it to the dealer , after replacing it needs to be programmed or it will not run . Information from the old has to be up loaded to GM Tech 2 ...

...the battery and the car seems to be fine for a while and then it happens again. What's the problem? What is the solution ? Have 2003 CTS, same problems. I replace ECM and now car is working

...start. i hope you have the right key or maybe you should change the ignition. Have you try the 2nd key for the 2nd ECM? The item at fault is transponder unit. Spend sometime and check this out ...

...Repeat this process (2) more times (3 times, 30 minutes total) This should reset the passlock system to recognize your key. I had same problem.  Had to replace ECM and now car works

START position sends a 12-volt signal to the engine control module (ECM) to command starting. Battery voltage also travels through the switch side of the Run/Crank relay then through the clutch switch