94 full size blazer smoking out tail pipe

[Bamabreeze]

Hello to all...my situation is my 94 full size blazer started smoking out the tail pipe and the smell is of oil/gas burning..any ideas on what's the problem,and does anyone think Blue Devil oil stop leak will help me?..thanks in advance

 

[Bigb55]

What color is the smoke?

Excessive Oil or coolant in the cylinders usually requires some sort of rebuild.

And the oil stop leak won't help.