A bad engine temp sensor can do that.
Yes it sure can.
You have another problem other then the knock sensor if the engine will not start and run. A knock sensor will not cause the engine not to run.
Code 23 in your 1993 Chevy Blazer is referring to the Manifold Air temp sensor being out of range. Start by looking for the sensor to see if it is unplugged.
Replace the coolant temp sensor.
It sure can.
Cheak fuel pression in the morning.
will a bad crank shaft sensor make a 2005 chevy equinox not start
Several problems can cause a 1999 Blazer not to start. There could be a fuel problem or a firing problem. Check for fuel pressure and ignition spark first.
yes, and it will also make it sporadically not want to start.
IAC - in other words idle air control valve
1998 chevy blazer wont start good spark and good fuel presure
Several things can cause no spark. A bad coil pack, bad crankshaft sensor and camshaft sensor are good places to start.