alright another issue with this truck 94 s10 blazer don't know much about these truck 1st one iv'e bought so bare with me here. alright so i push the 4wd button either 4hi or 4lo sometimes the light will blink and win it blinks i hear several click but 4wheel doesn't engage other time ill push the button and nothing happens at all and of course 4wheel doesn't engage. where should i look for this? is it the 4wheel switch? the actuator? etc.

thanks guys and have a good one

 

There is a good thread in the DIY section that might help:

https://blazerforum.com/forum/tech-a...e-first-30093/

Do the diagnostic procedure. It's not that hard, and it might save you from buying stuff you don't need.