1990 chevy truck cranks but no start

I have a 90 chevy Scottsdale 1500. 130000 miles It is running a 350 with throttle body injection. One day just quit. Brought it home and it started, lot of black smoke. Found 2 codes on the computer, O2 sensor (found broke) and temp switch (below -27 for 30 seconds at start-up). Changed the...

1994 chevy pick up, 2wheel drive, 1500 series. 5.7L motor. Have spark, but no injector pulse with noid light. No 12 second fuel pump run. I have checked all the firewall fuseable links. It has new computer, new module. I checked all fuse box fuses. I have power at injector but no ground. I...

I have a 2003 GMC sonoma 2 wheel drive 4.3 v6. I just got a fuel pressure gauge and when I turn the ignition on the gauge reads 60 psi so I think my fuel pump is good. Now I am trying to figure out if its a crank or camshaft sensor or the fuel pressure regulator but I don't know where they are...

CEL goes out as it should after 2 seconds and it is getting fuel but no spark. Here's what I have tried. New Main Relay New Coil New ECM New dist.cap There is 12 volts present at the 2 wire connection on the dist.but the engine just spins. This all started the other day when I was having...

I am at my wits end. I will nutshell what is going on real quick. I recently purchased a 90 crx si one owner, 141K mile car that has sat for about 1.5yrs. I replaced the battery, drained the gas, put plugs in and tried to start. Car turns over, but no go. I then verified no spark, so I said hey...