Posted by Jeff nwoh on March 07, 2020 at 18:54:35 from (174.233.33.94):
In Reply to: Re: GM OBD1 Question posted by Hobo,NC on March 07, 2020 at 16:35:36:
I think it's a matter of principle to figure it out now.....
I messed with it a bit today before work. Verified passages were open by starting it with the egr valve off. Crude, but effective . Throttle body tight to manifold.
I found a troubleshooting guide and determined no 12v to egr. Found an ecm fuse one slot over from where it was supposed to be. So my tcc code went away, but egr is still there.
Didn't have any more time to mess with it, but have a couple more ideas before I admit defeat.
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Today's Featured Article - Grain Threshing in the Early 40's - by Jerry D. Coleman. How many of you can sit there and say that you have plowed with a mule? Well I would say not many, but maybe a few. This story is about the day my Grandfather Brown (true name) decided along with my parents to purchase a new Ford tractor. It wasn't really new except to us. The year was about 1967 and my father found a good used Ford 601 tractor to use on the farm instead of "Bob", our old mule. Now my grandfather had had this mule since the mid 40's and he was getting some age on him. S
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