2003 Oldsmobile Silhouette "install ecm" Questions

install an after market with no problems. I recommend that you get the pig tail that will fit the radio and the vehicles original harness, instead of cutting wires. The reason being is that newer cars

...delivery I believe. Motor turns over, has spark, I do not hear fuel pump going on the key turn (installed new one also). Was told by cert. GM tech that the grounds for the ECM could cause code ...

...tested bad. put in new alternator and batt voltage does not seem to be increasing as it should. installed with 12.5 at rest and this does not rise when van is startedn (revved to 3000). tested

...it .. unplug battery then remove connector at ECM on old ecm remove two screw and the plate remove both memory and install them in the new ECM....plug 3 connectors and battery cable hope it ...

...ecm is ready to install, you need this things before installing the ecm latex gloves, you also need to ground your self to prevent any shock with ecm by doing this you need a wire with the one end to ...

...bracket at an angle. Remove the ECM. To install:Install the ECM into the bracket. Install the spring retainer (except 1996) and plug in the electrical connectors. Connect the negative battery

...install it into the new ecm (make sue you mark which way you removed it, if you install it backwards it wii be destroyed)  replace the cover replace the connectors, start the vehicle ...

...ECM" is Under the Air Filter Box Disconnect the negative battery cable. Remove the air cleaner box, refer to the air cleaner box.Remove the gray and black connector from the PCM. Remove the harness ...

chevy ecm starts with old ecm but doesn't start with new ecm You have to have the new ECM programmed after its installed in the vehicle.

how to replace a ecm Disconnect the battery. Disconnect the ECM electrical and sensor connections. Remove the ECM mounting bolts. Remove ECM. Install is reverse.