how to change spark plugs on 2005 chevy colorado z71
1) Find the spark plugs and wires. 2) Pull of the wire of the plug. 3) Clean up the area around the plug so no dirt would fall into the cylinder. 4) Take out the plug. 5) Put in a new plug and hand tighten the plug. 6) Attach the wire back to the plug. ***NOTE*** Pull the wire by the plastic end. Make sure that the plug are for ur vihecle. Work on one wire and plug at a time! Dont take the wires of all of them at once. And just check wikihow.
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