A bad solenoid is likely the reason why your 1994 Chevrolet S10 Blazer won't shift into 1st or 4th gear. Getting it replaced should fix the issue.
Inside the tank.
Most shift solenoids are inside the transmission.
its 1-6-5-4-3-2-
Because You Do How The Hell Will I Know That : )
41 to 47 psi
No, there is a starter solenoid located on the starter motor.
Owners manual, positive.
Not easily. You have two completely different fuel systems.
It is inside of the engine oil pan. You will have to remove the oil pan to get to 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.
Top rear of engine, next to the distributor, drivers side.