Questions & Answers for: Cadillac replacing ecm

1990 deville, replaced ecm, fuel pump, filters, 1990 deville, I have replaced the ecm, fuel pump, filters, relay..still no fuel to rail. Fuel sentry is reading 8 gals, then goes to a flashing "E". wow

I have a 95 cadillac eldorado codes are, 52 ECU ram chip error, deffective ECM, and code 109, Internal ECM problem (Kam checksum) can u tell me what they mean? It means your on board computer, or ECM,

Do I have to reprogram the ECM in my catera when I replace it? Only a dealer or a qualified repair shop can do this for you. I data link must be attached from the ecm to flash the VIN into the ecm to ...

2003 cadillac cts after the ecm was replaced the car will not 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 ...

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...

How to replace the ECM on a 2003 cadillac cts trying to replace the ecm on a 2003 cadillac cts unblot it , unplug it and replace . then take it to the dealer so they can remarry all the other modules ...

ecm ??? Was it programmed ? Did you diagnose before replacement or just guess . By still will not crank i assume you mean when you turn the key to start nothing happens . I don't know what testing you

...ECM-s problem... Old problem with cars, starter motor not cooperating after a drive. Would be the neutral safety switch misaligned or needs replacing if it hasn't been checked already. The exhaust ...

Does a mechanic have to replace the pcm ecm on a 1996 Cadillac DeVille Started w/a blower motor wouldn't shut off because of a ground wire and now the computer (PCM or ECM) is out. No cold air blowing

how do i fix codes 51 and 52 on a 1984 Eldorado Biarritz? Those are mem-cal codes, unless you changed the ECM the PROM (a separate part inside the ECM) has gone bad or the ECM itself went bad, if you ...