As long as the engine is running, it is normal for the fuel pump to run constantly.
The shift solenoid on your 1994 Chevrolet Blazer, is located on the top of the transmission. The solenoid will be labeled.
In front of the engine behind the a/c condensor
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.
Where can I download a free owners manual for chevy blazer S10 1994
Lower left front side of engine.
i have no electric to pump
If your talking about the Chevrolet K5 Blazer made from 1969-1994, the most powerful engine was the 350 ci Small-Block V8 engine that puts out 255 hp and was available from 1969-1970. If your talking about the Chevrolet S-10 Blazer and the Chevrolet Blazer made from 1983-2005, the most powerful engine is the 4.3L Vortec 4300 L35 CPFI V6 engine that puts out 200 hp and was available from 1992-1994.
The 1983-1994 Chevrolet Blazer S-10 (sometimes called "Compact Blazer") takes 16" replacement windshield wiper blades on both sides front. The 1989-1994 models also take a 14" rear wiper blade.
Probably a bad head gasket.
5w30 in cold environments and 10w30 in warmer. 5w is factory recommended.
Under the vehicle, half way back, drivers side.
The 1994 Chevrolet Blazer S-10 dashboard is held in place with eight retaining bolts and eight retaining clips. Remove the retaining bolts and pry outward on the retaining clips.