Look up the codes online
www.gmtuners.com/OBD1_DTC.htm
GM OBD-1 Diagnostic Trouble Codes. For 1995-previous model year EFI- equipped GM vehicles.
this list says 34 is vac high... Mine said MAF low. One way or hhe other, I'm betting you have a rich condition affecting your o2 sensor. Did you...
If you have a vacuum leak, it messes with your mix ratio. You end up running rich and that in turn messes your sensors.
I'd find the leak, first. Those engines are bad for throttle plate base, intake manifold gaskets, and at that age, I wouldn't bet against cracked hoses. I had a stubby...
I love this place. Good job, guys.
Dan, if you get one that has a shorter bypass-block, it won't work worth a darn.
Funny though; John usually gets that stuff right. Maybe it's just too old.
94-95 OEM single stats are hard to find, and if you get the wrong one, you have issues waiting to...
My JD had that same issue when I had a pinhole in the intake fuel line. Wouldn't start, wouldn't hold a prime, once it was running, things were fine. Shut it off, wait 10 minutes, and dead again.
easy to test. Replace line from tank to pump.
Hey, at least you didn't suck a rag through the intake. Could have been worse.
All the little brain-farts though... :D
In the end, Ya got 'er done, and that's how we keep score around here!