1990 Chevrolet Lumina APV "ecm" Questions

...Problem is very intermittent, Maybe only once out of every 50 or so starts...have replaced ECM, seemed to solve problems for couple of weeks, then same thing again...but always waiting 5

...there would also need to be some kind of temp sensors. If what ever van you have just uses the ECM to turn the fans on and off then it may be a bad computer temp sensor. The ECM also needs to ...

1990 lumina can you tell me where to find the ecm fuse or what else to check. I don't understand, but i'm willing to try anything myself once.? on the drivers side below the dash you should either see

...the bulb is burned out, missing, open wire between the computer and the dash, or the computer (ECM) is

motor turns over good but wont start please.. 1991 chevy lumina..mech has car for 4 days.. repl ICM.ECM..checked ..all fuses.cranks..no run..smell fuel. says spark good.Fuel press @ 42. put light on ...

...TANK, THE INJECTORS ARE OPENED AND CLOSED ELECTRICALLY BY THE FUEL INJECTION COMPUTER KNOWN AS THE ECM, THE COMPTER/ECM RECIEVES INFORMATION ON WHEN TO INJECT FUEL AND FIRE THE SPARK PLUGS FROM THE ...

...with no change. Checked wiring to computer, Power and grounds and to IAC motor. Also tryed new ECM. All sensor readings with in spec. Does anyone ave any ideas? OBD does not control, an idle ...

... My 1995 chevy lumina does the same, my fuel pressure on schreider valve is 45 psi. I have replaced ECM, Map, CSpos sensor, cam s pos sensor, throttle pos sensor, ignition switch, harmonic balancer, ...

...without worries) Any help will be greatly appreciated. have you checked them for signal from the ecm, for that you will need a noid light, there will be juice going to the injectors and are ...

...valves. Do they move? May need a timing belt if they don't. What kind of car is this? May have an ecm issue. Need to test ignition switch by checking for power at the solenoid of your