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So I've been getting some hard fail codes of 83 and 87, one of those (can't remember which) is to the fuel pump circuit. Just found that's only on EFI models, I have a feedback carb. So I looked at the PCM and it turns out to be a reman 87 and it's labeled for a feedback carb?????? Now the other...

So the other I broke the temperature sending unit boot off of the screw. After that my truck started running pretty rough so I figurred out it was that boot, cut the boot off and went ahead and put a new sender in it and just rigged an electrical eye loop onto the screw and put a nut over it. So...

So I have poor acceleration, emissions facility wouldn't even test it because it couldn't get from 28-48 mph in thier time test. So here I am, testing sensors and doing my research. So upon looking around I found similar symptoms for bad tps sensor or knock sensor, I just test my tps sensor and...

I have a 1985 B2 with a 2.8l V6 and a manual trans. Been trying to get it to pass emissions. After the emissions test I found the ECT sensor broken off, so I replaced that, before that I was having problems with the engine misfiring at operating temp, the new ECT sensor fixed that. Now that I...