It is on the right head beside the back spark plug.
Apparently, there is none. They started using them in 1996.
Should be on the front of the engine block, if you have a vortec it is on the lower maifold below the EGR valve.
Engine coolant temp sensor could be faulty, the one close to the thermostat housing with two wires plugged into it.
Yes.
Vortec is the motors name in the blazer and it is a great motor
It is bolted to the side of the timing cover right behind the harmonic balancer. That is the bottom pulley on the front of the engine.
A Chevrolet Blazer with a 4.3 liter vortec engine will take approximately 6 quarts of oil. The recommended type of oil is 5 W 30.
Lower front of engine, behind crankshaft balancer, best accessed from underneath.
It's located on the coolant reservoir on the passenger side fender well.
Passenger side, side of cylinder head next to sparkplug, single wire sensor, needs offset 13/16 wrench to remove it.
The manifold absolute pressure (MAP) sensor is an important component to your 1994 General Motors Blazer/Jimmy's EFI system. This pressure sensor is located provisioned into the intake manifold assembly.