Hi all, I have an o2 Silverado with the 5.3 and a 03 trailblazer also with the 5.3. ACDELCO . Jun 5, 2020 at 11:16 PM #2 What tools do I need? Get a free detailed estimate for a repair in your area. The wires are a crucial part of the system. I am attaching a picture for reference. 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. Guidelines Staff Calendar Leaderboard Online Users More . 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 . Circuit Descriptions of the C-O-P Ignition Coil Connector. The individual coil prices have dropped recently but there is still no need to replace them unless there's signs of the above trouble. Thanks for any insight or feedback!!! Inspect and test all other components of the battery and ignition system before going to … A Chevrolet Silverado 1500 Ignition Coil Replacement costs between $169 and $235 on average. Page 1 of 4: How to Test the COP Coils (GM 4.8L, 5.3L, 6.0L, 8.1L). 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? Are they interchangeable and if so is one better. Labor charges depend on the engine design. 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. However, if they are okay, you should consider checking on the secondary winding. They are subject to high heat that can damage them. The problem is, there are many issues besides a bad coil that can cause a misfire. Another popular item on the suspension market is coil-over shocks. It is a coil pack engine with 3 coils and a wasted spark design, meaning each coil fires 2 cylinders at a time. Over time the factory ignition coil packs can fail leading to poor gas mileage, hesitation, and a check engine light (CEL). You will have to replace the coils when the final readings aren’t corresponding to the car’s manual. Like a strut, the coil wraps around the shock, but it does not generally bolt to the steering knuckle like a strut does. There can also be moisture buildup due to leaking engine oil and other fluids on the coil windings which can reduce their lifespan. If you are replacing the coils, you don't need to be particularly careful on removal. I have to replace #3 cylinder coil pack and the original coil packs have the brown boots(8l3e). Professionals often use the term coil pack to describe any type of modern ignition coil. Replacement Ignition Coil Pack Set of 8 (Round Type) - The ignition coils or ignition coil plug provides spark for your engine. Equip cars, trucks & SUVs with 2006 Chevrolet Silverado 1500 Ignition Coil from AutoZone. it had been running a little rough and sputtering at times and also cut out at times. (About to do a tune up, so wonderingwhether to also replace the coils packs). Use Code: DEC20 . In a coil-on-plug ignition system, if only one coil fails, you need only replace the faulty coil. How much does it cost to replace spark plugs? I have a 2005 Chevy Silverado 1500 5.3 liter gas crew cab. I should have replaced the coil packs at the same time I replaced the plugs. I use the trailblazer as parts for my truck. Zero results indicate that the coil shorted internally, whereas high reading indicates that the coil is open. ... Chevrolet Silverado 2013-Present: How to Replace Spark Plugs . Get Yours Today! The truth is, most coil packs are designed to last as long as the vehicle. I used the same ratchet and extension, fit everything, all 8 plugs/packs, air box, drivers side bracket. Now they are small, complicated (ICs built into them) expensive and somewhat fragile components. I just changed the plugs again for the 3rd time at 188,000 miles. 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. 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. Symptoms of a BAD GM Coil-on-Plug (COP) Ignition Coil. Replace the plugs, but keep the wires. Heavy Duty . One coil pack #5 was flooded by engine oil by leaking at the valve cover seal but did not cause a code. … 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. Individual ignition coil replacement is only necessary if the engine starts to skip or misfire. P0302 is a relatively common Chevy Silverado trouble code. $98.99. STANDARD MOTOR PRODUCTS {Click Info Button for Alternate/OEM Part Numbers} Blue Streak . That’s why it’s helpful to know how to test an ignition coil and determine whether it’s faulty. We have the best products at the right price. Ignition coil generally lasts up to 100,000 miles or more. There are a few that do require being replaced at the same time as the boots and/or spark plugs. Activity. Remaining functioning coils can be left in place. Coil pack question 16 Answers. The coil pack for those two plugs was very discolored. Step 1 – Remove the coil packs. Your 2000 Chevy Silverado truck will experience major problems starting up if even one of its ignition coils is not working properly. 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 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. Platinum or iridium spark plugs cost more ($15-40 each). 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. If the plugs reach the point of wear and they start to misfire, they can damage the coil packs. 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