TunerPro User Forum

I just completed any engine swap (89 K1500) to a TBI-7.4L from a TBI-5.7L. I also swapped in the 747-ECU and the TBI from the 7.4L engine. I did leave off the smog pump. My question is the engine seems to be running OK but at ideal the A/F mixer gauge show the engine is always rich with little or no...

Thanks for the reply
Byron T

I'm wondering if my 1227747 ECU ($42) have this baud rate aviaible also with the 160 baud rate.
Byron

It has been a while but I needed to use WINALDL to update my ECM using a new computer that has only USB Ports. I wish to pass my experience I had in picking a USB to Serial Adapter that will work with this great program. What I leaned there are two type of drivers used to support USB to Serial Conve...

I’m having a problem in the morning when the engine is dead cold. The mixture is so rich; it’s hard to get out of the driveway. After the engine warms-up, the engine runs great. I received a reply from diy-efi.org about some table to tweak but having a problem location the correct one to tweak. Here...

Is it me or has anyone else notice while editing data by pressing delete key you delete the Data Type in the Constants or Table not the number you are changing as I would expected?
Byron Taradena

I just created a stack bin file (bin=4K, chip size=32K and switch block=4k) and did some testing to make sure I had everything in the correct order. I notice the order of building the bin file is backward to what I would expect. I am building my own Expander Board for the 747ECM using 28C256 EEprom ...