2000 GMC Jimmy "ecm" Questions

i swapped my 1984 enine ecm and wiring harness for a 1987 engine, harness , and ecm. the engine won't start very weak spark at the coil i swapped it out also could possibly be that yiu got ecm and ...

how hard is it to replace a emc in a 95 jimmy 4.3 vortec I assume you are referring to the ECM. The ECM is fairly simple to replace on this vehicle. It is located on the passenger side of the vehicle ...

ECM BATT fuse keeps blowing K, I had my ECM BATT fuse blow on me about a month ago, fixed it and I was fine until tonight. It wouldn't start so Instantly, I'm like sweet the ECM BATT fuse is ...

p0410 refers to secondary injection system--malfunction===causes wiring--air valve--air solenoid--- ECM code p0141 refers to heated oxygen sensor-2 bank1-heater control -circuit malfunction===causes -

...when I jumped the relay socket points I killed the car , no fuel pump, some are saying I killed the ECM/PCM when I backfed it. but I can't find the PCM. unless i have to remove a bunch of ...

turn over but wont crank up when i try to crank my 1998 gmc jimmy it will turn over but wont crank up, started just fine earlier. check your E.C.M. fuse, then you could have a bad E.C.M. or coil packs

...start. Fuel system 1 closed loop Fuel system 2 closed loop what does this mean? Closed loop the ECM is using the feedback from the 02 sensor, open loop the ECM ignores the 02 sensor, this is a ...

...and this has me stumped. Is there something I am overlooking or missing or could it possibly be the ECM. Ihave retrieved codes from the ECM (tps and O2) cleared and repaired so i figure that the ECM ...

...ground on the other wire.if the problem is affecting both injectors then check for a code in the ecm it will help in finding the problem.it could be the

...5 volts at crank sensor with ignition sw. on. if voltage is not present then check power to your ecm. you need to back probe ecm pin the check power source at ecm. ALL DATA.COM is a good source