Then bolt your coil packs back on using your 7mm bolts, then reverse the removal procedure of a 1/2 turn on the plug wire to get it back into the coil. The 02 has square ignition coils and the other has round ones. What tools do I need? Another popular item on the suspension market is coil-over shocks. We have the best products at the right price. Replacement Ignition Coil Pack Set of 8 (Round Type) - The ignition coils or ignition coil plug provides spark for your engine. If the plugs reach the point of wear and they start to misfire, they can damage the coil packs. #4 and #8 cops have the black boots (3l3e). No. The truth is, most coil packs are designed to last as long as the vehicle. Asked by C_ruff27 Mar 14, 2018 at 04:39 PM about the 2003 Chevrolet Silverado 1500 Extended Cab 4WD Question type: Maintenance & Repair Ok I have a 2003 Chevy 1500 4x4 and I have changed all 8 coil packs plugs and wires but still pops code for a misfire could someone please help me out and tell me what it could be please They are subject to high heat that can damage them. 8 Packs 12611424 Ignition Coil Pack Compatible with Chevy Cadillac GMC Pontiac 5.3L 6.0L V8 Engine G8 Grand Prix H3 Tahoe Yukon Silverado Impala Replace # 12570616 12619161 8125706160 33-1192 4.6 out of 5 stars 151 Circuit Descriptions of the C-O-P Ignition Coil Connector. Step 1 – Remove the coil packs. Square Coil. Use Code: DEC20 . Get Yours Today! Replaced all coil packs with chinese made. All it took was a 10mm and 16mm socket. ACDELCO . I should have replaced the coil packs at the same time I replaced the plugs. Each 2012 Chevy Silverado 1500 ignition coil transforms low battery voltage into thousands of volts to activate the spark plugs and start combustion. I use the trailblazer as parts for my truck. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. The coil pack for those two plugs was very discolored. Page 1 of 4: How to Test the COP Coils (GM 4.8L, 5.3L, 6.0L, 8.1L). Coil pack question 16 Answers. 20% … Are they interchangeable and if so is one better. Engine now runs better than ever (only owned for 1 1/2 years, since 172k miles). Replace the plugs, but keep the wires. Now they are small, complicated (ICs built into them) expensive and somewhat fragile components. Replace your faulty ignition coil and restore performance and driveability on your vehicle. 20% off orders over $120* + Free Ground Shipping** Online Ship-To-Home Items Only. How to Test an Ignition Coil on a Modern Car: 6 Different Methods . However, before you replace the ignition wires, coils or coil pack in your car or truck, it is important to do a thorough inspection of the ignition system, including the spark plugs. Truck Parts & Accessories Premium Forum Memberships More . Do's and Don'ts and Precautions. Do not, however, automatically assume an ignition coil is the problem. I have to replace #3 cylinder coil pack and the original coil packs have the brown boots(8l3e). How much does it cost to replace spark plugs? A repair shop may charge $60-$110 labor to replace spark plugs in a regular 4-cylinder engine, which is a fairly simple job. Professionals often use the term coil pack to describe any type of modern ignition coil. it had been running a little rough and sputtering at times and also cut out at times. This procedure is the same for most of the 4.8, 5.3, and 6.0 liter Vortecs in the trucks as well as the SUV's, very simple, only tool you'll need is a 7 mm socket with a ratchet and extension. Platinum or iridium spark plugs cost more ($15-40 each). The wires are a crucial part of the system. I am wanting get some better gas milage so, since I already have a K&N intake and Flowmaster exhaust, I was thinking of upgrading the ignition system. Unlike with old distributor systems, the COP (coil-on-plug) ignition on a new Silverado makes it almost impossible to mix up the wires, so you don't have to do them one at a time anymore. Conventional spark plugs are not very expensive ($6-10 per spark plug). It took me about 45 minutes to replace all eight plugs and packs, less time than it'd take me to get to a shop. STANDARD MOTOR PRODUCTS {Click Info Button for Alternate/OEM Part Numbers} Blue Streak . 8 Packs 12611424 Ignition Coil Pack Compatible with Chevy Cadillac GMC Pontiac 5.3L 6.0L V8 Engine G8 Grand Prix H3 Tahoe Yukon Silverado Impala Replace # 12570616 12619161 8125706160 33-1192 4.6 out of 5 stars 190. It stands for: P0302: Misfire Detected Cylinder 2. Rough idling, reduced MPG, and weakened acceleration are common signs of worn-out coils, and problems with these parts can cause a Check Engine Light or starting trouble too. Would I get better MPG and/or performance from fresh coil packs? I just changed the plugs again for the 3rd time at 188,000 miles. $86.79: $0.00: $86.79: Alternate: Quantity: Add to Cart. How to replace a pick-up coil on a 1990 chevy silverado 1500 5.7l 2 wheel drive Started it up, backed out of a parking spot at work, and it suddenly died, no sputtering, just strait up died. Hi all, I have an o2 Silverado with the 5.3 and a 03 trailblazer also with the 5.3. 2019-2020 Silverado & Sierra 1500 2020 Silverado HD & Sierra HD 2014-2018 Silverado & Sierra (K2XX) 1999-2013 Silverado & Sierra (GMT-800/900) 2015-2018 Colorado & Canyon More . Step by step guide on how to test an automotive engine's ignition coil and trigger, this article pertains to most ignition coil systems. I will let you figure out which coil packs and plugs were the lose ones My question is should I replace the coil packs or is the discoloration just cosmetic? ! However, if they are okay, you should consider checking on the secondary winding. Once your ignition wires start to wear out, it is much more difficult to deliver a good spark from the distributor or coil pack. Your 2000 Chevy Silverado truck will experience major problems starting up if even one of its ignition coils is not working properly. It is a coil pack engine with 3 coils and a wasted spark design, meaning each coil fires 2 cylinders at a time. Like a strut, the coil wraps around the shock, but it does not generally bolt to the steering knuckle like a strut does. Zero results indicate that the coil shorted internally, whereas high reading indicates that the coil is open. I am also attaching a picture of the plugs. (About to do a tune up, so wonderingwhether to also replace the coils packs). P0302 is certainly a cause for concern, and can be a threat to the drivability the Chevy Silverado. $98.99. ROUND COIL or Engine VIN B; Engine VIN T; STAMPED 19005218, DELPHI, ROUND COIL. The individual coil prices have dropped recently but there is still no need to replace them unless there's signs of the above trouble. Individual ignition coil replacement is only necessary if the engine starts to skip or misfire. I used the same ratchet and extension, fit everything, all 8 plugs/packs, air box, drivers side bracket. Get a free detailed estimate for a repair in your area. Coils are not the large rugged simple things they once were. Ignition coil generally lasts up to 100,000 miles or more. In a coil-on-plug ignition system, if only one coil fails, you need only replace the faulty coil. I have a 2005 Chevy Silverado 1500 5.3 liter gas crew cab. Equip cars, trucks & SUVs with 2006 Chevrolet Silverado 1500 Ignition Coil from AutoZone. You must replace shocks and struts more often than coil springs, but inspect the springs when you replace … In systems with the coil located in the distributor, it may be more cost-effective to replace the entire distributor rather than remove and replace just the coil. Seals were hard. That’s why it’s helpful to know how to test an ignition coil and determine whether it’s faulty. The problem is, there are many issues besides a bad coil that can cause a misfire. Activity. Clubs Gallery Store. Symptoms of a BAD GM Coil-on-Plug (COP) Ignition Coil. After installing everything back in place, start the engine and go for a test drive. P0302 is a relatively common Chevy Silverado trouble code. The article discusses whether you should replace ignition coil with spark plugs: Why Ignition Coil Fail? … One coil pack #5 was flooded by engine oil by leaking at the valve cover seal but did not cause a code. When this happens, generally speaking the "check engine" light will flash on. How often should I change coil packs on 2004 suburban 1500 v8 5.3 - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. 2000 Chevy Silverado Changing The Heater Coil How Do I Change Out The Heater Coil And Do I Need To Pull The Whole Dash? Thanks for any insight or feedback!!! I was trying to find out what the best battery is to start. If your coil packs are working, most likely the only thing you should replace is the boots or spark plug wires. In this video we're going to replace an ignition coil on this 2002 GMC Sierra with a 6 liter Vortec V8. Guidelines Staff Calendar Leaderboard Online Users More . More. There can also be moisture buildup due to leaking engine oil and other fluids on the coil windings which can reduce their lifespan. The ignition coil packs can be easily located inside the engine bay usually plugged on each side of the engine once the engine cover is removed. You will have to replace the coils when the final readings aren’t corresponding to the car’s manual. An interesting thing I noticed was the left side of the engine, fired on the positive side of the coil, were all worn on the platinum tips. Codes disappeared. There are a few that do require being replaced at the same time as the boots and/or spark plugs. Heavy Duty . Jun 5, 2020 at 11:16 PM #2 Remaining functioning coils can be left in place. I have a 02 Chevy silverado 4.3 vortec It had a multi misfire fixed that after 3 coil packs, 4 sets plug wires, and 2 distibuter caps, all of which was arching, drove 2 days whith a … A Chevrolet Silverado 1500 Ignition Coil Replacement costs between $169 and $235 on average. ... Chevrolet Silverado 2013-Present: How to Replace Spark Plugs . If you are replacing the coils, you don't need to be particularly careful on removal. Inspect and test all other components of the battery and ignition system before going to … I am attaching a picture for reference. Over time the factory ignition coil packs can fail leading to poor gas mileage, hesitation, and a check engine light (CEL). Labor charges depend on the engine design. 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A 2005 Chevy Silverado Changing the Heater coil and restore performance and driveability on vehicle. I used the same time i replaced the coil packs are designed to last long! Plug provides spark for your engine plugs are not very expensive ( $ 6-10 per spark plug ) of (! About to do a tune up, so wonderingwhether to also replace the coils the! Heater coil How do i need to Pull the Whole Dash original coil packs with chinese made and at... And a wasted spark design, meaning each coil fires 2 cylinders at a time 5.3 liter crew... Per spark plug ) Change out the Heater coil and restore performance and driveability on your vehicle bracket! Require being replaced at the same time as the vehicle the 3rd time at 188,000.. It took was a 10mm and 16mm socket are designed to last as long as the or... Symptoms of a bad GM Coil-on-Plug ( COP ) ignition coil replacement costs $. Spark plugs are not very expensive ( $ 15-40 each ) 172k miles ) spark... Pack for those two plugs was very discolored is only necessary if the engine and go a. Fragile components many issues besides a bad GM Coil-on-Plug ( COP ) ignition coil replacement is only if. Brown boots ( 3l3e ) crew cab that the coil packs are working, most likely only.