1994 blazer engine miss

Does the vortex engine have any problems, i was looking at a 1994 blazer auto trans 4x4, and when i started it up it had a slight miss, what could b the problem,if its in the engine it self?:uhoh: it has 150.000 miles.

It may simply be in need a tune-up or have a chunk of carbon in the EGR valve. It hard to say with out more info.

Here's the most common problems with them:
http://www.automotiveforums.com/vbulletin/showthread.php?t=462726

When was the last tuneup ?

dont know, getting ready 2 look at another one

Thank , very helpful!