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Old 05-19-2010, 06:29 AM   #5
krivasauto
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Join Date: Feb 2009
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Re: Changing Spark Plugs

Quote:
Originally Posted by rhaigh08 View Post
Get the AC Delco brand NGK plugs for this car. Those are stock. On this forum and from owning 2 Intrigues, cheap plugs mean you will be re-doing them again shortly or immediately. Get a plug gapper and some plug grease. You will need a set of socket wrenches with a spark plug removal socket and the length adaptor for the socket. First you have to take off the engine cover 2 bolts 15mm socket I believe. Second you have to unplug both coil packs the one in front and the one in the back. The one in front is right behind the radiator fan just next to the oil pour cap. The one in the rear is straight back from that close to the fire wall. Some people even unplug the battery for this job I dont but, if you want to play it safe it's a good idea. Third there are several black bolts on the coil packs there are a total of 14-16 very easy to remove bolts. Then pull the coil packs up you may have to maneuver the rear one out but it isnt too bad. Inspect the rubber boots on the coil those wrap the plugs those should stay attached to the coil pack if they fall out make sure you put the thick end of the boot towards the pack there are a total of 6. You want to look for cracks or tears. Next get your socket wrench with your plug remover socket and the extension. Loosen all of the plugs so you want to turn them counter clockwise. I find with my sockets they dont pull the plug out. I have to use a set of curved needle nose pliers to remove them from the housing. You could try a normal needle nose. I imagine it would still work. Next you are going to want to gap the new plugs (the space at the tip of the plug where the spark happens) to .060 no more no less. To make the gap smaller I usually tap it with a hammer or whatever tool is closest to me. To make it bigger slide the gap tool until its at .060. Put the spark plug grease around the threaded part of the plugs. Insert plugs into plug housing and tighten clockwise. Make sure they go in straight!!! I usually tighten them just a little bit past the point that they stop. You deffinately do not want to overtighten or under tighten them that is a very costly repair. I am sure there are torque specifications if you are not confident in doing them this way. I have done it this way forever and never had a problem. Then you put the boots back on thick end towards the coil and insert the coils. You will have to maneuver the rear coil around a bit until it seats itself. Put the black bolts back on the coil pack tighten them and plug in the coils and the battery. Your done. Usually I get a could of white smoke on the first fire up with new plugs so dont be alarmed. I also have to wipe out the plug housings because I have bad cam seals on my 99 Intrigue So oil gets in there. Your going to want to make sure you didnt have any leaking in there as well. If it starts misfirng after completion let the engine cool and take apart again to make sure the plug gap is set at .060.
Seriously? You think people even read this?
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