Having problems with your 2006 Kia Optima ?
Changing sparkplugs and wires - 2006 Kia Optima
Change the plugs and wires one at a time as to not get confused. Purchase a quality set of custom plug wires that will fit perfectly. Put anti-sieze on the plug threads. Put some dielectric grease on the plug connector before snapping the plug wire in place. Route the plug wires exactly as they were originally routed.
Repair Help & Product Troubleshooting for 2006 Kia Optima
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