If you're not getting spark to one or more cylinders, this could point to a problem with a spark plug wire. I am new to the site but not new to the LS motor which is in these trucks. What I usually like to do is I do them one at a time. not sure if they need to be replaced but also dont know when or how often to replace them. Tuesday, June 30th, 2009 AT 2:02 … Over time, spark plug wires and boots may be damaged by heat or wear with age. For the specific type of engine, you need to get a compatible spark plug and wire set; otherwise, you may not get the best-desired output from it. I want to change the plugs and wires on my 2002 Chevy Silverado. Ok so my "service engine soon" light is on and I had someone come over and use the computer to see what code it was after looking into it one of my spark plugs isn't working correctly. I replaced mine with Bosch. Question type: Maintenance & Repair. People often ask me why they should change spark plug wires. Truck runs great, my opinion is to change the wires when changing the plugs its not very expensive and its very easy since you already have the plugs disconnected. When to change spark plug wires When to change spark plug wires and how to test them. They didn't have iridium tip ac delco plugs in stock so I think I got bosch. P0307, witch is Cylinder 7 misfiring. Even turned off the AFM to see if that would help. How long should it take to change the spark plugs and plug wires on my 2013 Chevrolet Silverado? Plugs and wires as well. Ac delco! the car felt great! I replaced mine back in July when I was at 194k. When I tried using one of the new wires I bought the rubber was so tight I couldn't get it on enough and I figured I'd be better off saving the $60 and just keeping my stock wires since they were in such great shape. 3 Best Spark Plug Wires for Chevy Tahoe (as of November, 2020): 1. If you remove more than one wire at a time, they need to be marked. 1 ANSWER. I knew that this truck had been poorly maintained and I figured this was a good place to start. Yes. have the same problem? Clean the inside of the wire boot with the wire brush. Wires were #9748QQ and plugs were #41-110 less then $100 from amazon. If your Chevy Silverado spark plug wires covering is damaged, make a replacement as soon as possible to avoid the current failures and ignition problems. After having my truck for a few months I decided to change the spark plugs and the plug wires. Drivers side was easy. Actually the first thing I do is I follow the wires down and then I find things like this. not sure if they need to be replaced but also dont know when or how often to replace them. I purchased the stock plug wire set (AC Delco P/N 748HH) and spark plugs (AC Delco P/N 41-962). Okay, so replacing spark plug wires, this is 4-liter Ranger, a couple of different options. Spark plugs made of platinum are considered a mid-level option. This is a little clip that holds the wires and it's important. 2002. Depending on how many miles you put on your vehicle, you may be replacing the spark plugs anywhere between 3 to 6 years. Those plugs look good enough I would have run em, clean off the crap from the conductors and put another 50k+ miles on them. Spark plug wires are made with carbon based conductors, not copper wires. Definitely tore my knuckles up! I knew that this truck had been poorly maintained and I ... SilveradoSierra.com - Chevy Truck Forum | Silverado Sierra GMC Truck Forums The only site focused on Silverado/Sierra trucks exclusively. Over time, due to the extreme heat from the motor and the high voltage that they carry, spark plug wires can break down. Turn the boot halfway to the right and then halfway to the left to loosen the wire from the plug. Do you. Three Day Ago I Change My Sparks Plugs, Wires And Pvc... Three Day Ago I Change My Sparks Plugs, Wires And Pvc, Now My Truck Idle Rough In The … valley cover has been cleaned as well 2 Answers. I also put that conductive grease on the boot end of the spark plugs as well. If a wire is connected to the wrong spark plug, the engine will misfire. / How long should it take to change the spark plugs and plug wires on my 2013 Chevrolet Silverado? Apr 18 2013, 2:21am. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Changing Spark Plugs & Wires. This system allows the on-board computer to adjust the timing to optimize each individual cylinder. 4mpg is an insane increase from plugs and wires, hell any increase is crazy unless the plugs that were in it were trashed(168k ide called trashed,lol), you should change the plugs before they rust into the head lol i had this problem on my old 92 scottsdale broke 3 plugs off!!!!!!!!!!! Which as far as I know is made my ac delco anyway lol. CHEVROLET SILVERADO. Remove one wire from a spark plug. A top-quality spark plug can help to improve the efficiency of the engine. Sep 04 2014, 11:59pm. If you live in an area where rust is a problem or you're just worried about getting them out in the future put some on there, otherwise I think it's pointless. If the ignition wires, or "spark plug" wires, wear out before the specified mileage, they must be replaced early. I believe it was nickel based. There are also non ignition related circumstances that can cause a misfire. AC Delco, Bosch, NGKs are always a good plug. I have a 2008 Chevy Silverado 5.3. Easy to use parts catalog. : 2018 Silverado Z71, LT2 All star edition, 4x4, 3.5” RCX lift, 20x10-24 Pure Grit PG101 wheels and Fury offroad country hunter MT 33x12.50R20: ive been thinking about replacing my spark plugs and wires. The spark plug wires on your Chevy Silverado carry the voltage from the distributor or coils to the individual spark plugs. The wire boot is the cap that connects directly to the Silverado engine. I figure with 111K its about time to swap them out, for $70 buck total it cant hurt. The only problem I had was the very back plug on the passenger side. I knew that this truck had been poorly maintained and I figured this was a good place to start. Huge improvement when I changed them. I am getting ready to change the plugs and wire on the truck but cant understand why most of you dont like aftermarket wires. Just go back with oem! And the wires get the bosch wires and make sure to get the boot grease for the wires, makes them easier to put on and take off. Heard plenty crap on ngk... Ide avoid! If your vehicle is equipped with spark plug wires (as opposed to a coil-on-plug system), the wires should be replaced at the same time. ive been thinking about replacing my spark plugs and wires. WHEN IN DOUBT, YOU CAN NEVER USE TOO MUCH PB BLASTER! Changing Spark Plugs & Wires. BRANDINO WOSER MEMBER; 2004 CHEVROLET SILVERADO; V8; 4WD; AUTOMATIC; 200,000 MILES; I was wondering how to remove the plug wires in my truck. This is a video of me changing the spark plugs and wires iin my 1999 GMC Sierra, with a 5.3L Vortec motor. When I went to pull the wires off of the plugs, I touched the first wire near the boot and it fell off. Clamp the wire puller on the boot, or tip, of the spark plug wire, turn it 180-degrees to the left and pull out. I've seen some cars with iridium plugs that had 200 000 miles with the original spark plugs and they still ran fine. what are the benefits of replacing the spark plugs and wires and how often should they be replaced? Since there are so many reasons that a vehicle can misfire, we recommend testing for trouble codes first. They probably are stock because mine were as well and looked just like yours. On top of that your plugs look nowhere near as bad as I've seen like dg1379. with a 5/8 inch spark plug socket and a rachet. Wires came off just fine and went on fine so I kept them. Truck runs better now, especially at idle. Car Service Estimate Shop/Dealer Price; 2017 Chevrolet Silverado 2500 HD V8-6.6L Turbo Diesel: Service type Spark Plug Replacement: Estimate $613.68: Shop/Dealer Price $747.22 - $1092.18: 2006 Chevrolet Silverado 2500 HD V8-6.6L Turbo Diesel: Service type Spark Plug Replacement: Estimate … Since spark plugs are a vital part of how your engine runs failing spark plugs can cause several performance problems for your Silverado. 2004 Chevy Silverado spark plugs. At least you know the engine is running good if they are originals! by miamidolfan3524 [OP] » Jun 08 2012, 7:44pm, anything replacing fuel miles power change make still plugs spark wires running last always stock thanks back right great problem mine, Users browsing this forum: No registered users and 8 guests. I agree. How do you change spark plugs on a 2004 Chevy Silverado Z71? But I change spark plugs \\*\\*every 100 000 miles regardless\\*\\* and recommend you to do the same . I didn't use grease either. It alomost has 100,000 on it. cleaned the pushrods, made sure they worked. I didn't put any grease on mine. Inspecting the spark plug wires for damage, such as cracking or splitting, can help determine if they should be replaced. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Attach the socket to the spark plug. Ive changed all the lifters,coils,injectors and solnoids. If your Chevy is misfiring, has lost its fuel economy, or if it is difficult to start, check the condition of the spark plugs. Other than that it's not a huge difference, which surprised me considering my original plugs were 14 years and 160k miles old! They feature a boot at each end and an insulated conductive core to carry the current. Inspecting the spark plug wires for damage, such as cracking or splitting, can help determine if they should be replaced. My plugs were really bad and had to be original. I believe its Dielectric grease! The spark plug wires on your Chevy Silverado carry the voltage from the distributor or coils to the individual spark plugs. I also had 1 wire break. I am not familiar with the metal casing around the plugs. I don't want to pay 400.00 to let someone do it when I can change … Any help would be greatly appreciated. This may increase the cost of your repair. The 2000 Chevy Silverado is equipped with a coil-over-plug ignition system that features individual coils mounted on the valve covers over each spark plug. I wanted the iridium tip though so I can get 100k out of them without having to worry about replacing them again. Saihisday 9748HH Spark Plug Wires for Chevy Tahoe. Rough Idling. replacing spark plugs and wires. Spark Plug & Wire Replacement. CARiD offers different kinds of ignition wires for you to choose from. Over time, due to the extreme heat from the motor and the high voltage that they carry, spark plug wires can break down. Thanks SPONSORED LINKS. that was not fun lol, 2008 Silverado 2500HD,6.6 Duramax,Crewcab,LTZ,4x4,Projector Head Lights, LED Taillights, PPE Diff Cover& trans pan, gooseneck Hitch, XD Wheels, Tinted Windows, EFILive, EGR Block, 5" MBRP turbo back exhaust. Don't really need it down here in FL, the old plugs came out just as easy as the new ones got put in. I unhook the wire from the coil. I am having a time trying to get these off. replacing spark plugs and wires . With NGK Iridiums and new Bosch wires im seeing 4more MPG then where I was with the old plugs, I average around 17.8 and 18.5 MPG highway with my 6.0L Just my experience with them, How do you know delcos wouldnt have given an increase also? It took a bit, but I managed to remove it and install the new one. I had a 2004 GTO LS1 for 3 years and the first thing I did to it was change the plugs and wires- plugs were NGK TR-55 and the wires were Taylor 8mm. I just bought some AC Delco iridium plugs, as well as a new set of ac delco wires. I put them in my truck because the stock ones were still in when I got the truck 168k miles on them. If your Chevy or GMC pick-up, van, or SUV's engine IS NOT burning oil: Then more than likely you'll be able to go the 100,000 miles the spark plugs are advertised to last. It is possible that when doing a spark plug replacement, your vehicle may also need additional parts like ignition coils, this will add to the repair cost. Your plugs look like mine, i replaced my plugs at about 160k. Report; Follow ; Asked by Brandon Apr 27, 2018 at 12:20 PM about the 2013 Chevrolet Silverado 1500 LT Crew Cab 4WD. back thanks think truck using still same front lift great wire plug replacement spark help work, Users browsing this forum: No registered users and 21 guests, After having my truck for a few months I decided to change the spark plugs and the plug wires. what ... SilveradoSierra.com - Chevy Truck Forum | Silverado Sierra GMC Truck Forums The only site focused on Silverado/Sierra trucks exclusively. Your spark plug wires carry power from your distributor to your spark plugs. not sure if they need to be replaced but also dont know when or how often to replace them. Lightly spray the boot and threads of the new spark plug with silicone lubricant. I have a '05 2500HD. How often do spark plug wires need to be replaced? 5. 100k miles i believe the book will say... Make sure to not get sold any "performance" plugs. Chevrolet Silverado 2500 HD Spark Plug Replacement costs $347 on average. After having my truck for a few months I decided to change the spark plugs and the plug wires. The Saihisday 9748HH spark plug wires are designed with superior materials and components to ensure that your car engine does not misfire or have starting difficulties even during harsh weather conditions.. Replacing the spark plugs is a simple maintenance service that the home mechanic can easily complete in an afternoon. No. How do you quickly and efficiently remove the spark plug wires on a 2001 Chevrolet Silverado 1500HD? Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Jun 08 2012, 6:44pm. ive been thinking about replacing my spark plugs and wires. Today, we will look at the best spark plugs for 5.3 Vortec Engine. Chevy Silverado: Bad Spark Plugs ... There’s also spark plugs and plug wires. That would include lack of fuel pressure, bad fuel injectors, or even a timing chain (or belt) that has jumped. simply pull the wire off of the plug, change the plug , then push the wire back onto the plug. How long should it take to replace my plug … It’s a simple answer; they carry the firing voltage to the spark plugs and if they’re not performing up-to-par, neither are your spark plugs. 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