What is the Spark plug rotation on a 1988 blazer?
Righty Tighty Lefty Loosey the dis. rotation is clock wise
If you have an old lawn mower spark plug (or any spark plug), pull off any spark plug wire and attach the old plug to it. Lay the plug down on on a grounded metal part of the engine and have someone crank the engine over and watch for spark. My guess is you have spark but no fuel. A bad fuel pump is common for GM.
Remove the spark plug wires from the spark plug. Be sure to leave the other end attached to the distributer cap. Then remove that spark plug from the cylinder with a spark plug wrench and re-insert the plug into the spark plug wire boot that you previously removed. Have someone turn the inition key as if starting the engine. Stay clear of moving parts etc. while observing the spark plug end. You should see a…