20% … However, if they are okay, you should consider checking on the secondary winding. Page 1 of 4: How to Test the COP Coils (GM 4.8L, 5.3L, 6.0L, 8.1L). … Use Code: DEC20 . 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. Zero results indicate that the coil shorted internally, whereas high reading indicates that the coil is open. Ignition coil generally lasts up to 100,000 miles or more. Square Coil. $86.79: $0.00: $86.79: Alternate: Quantity: Add to Cart. You will have to replace the coils when the final readings aren’t corresponding to the car’s manual. You must replace shocks and struts more often than coil springs, but inspect the springs when you replace … (About to do a tune up, so wonderingwhether to also replace the coils packs). One coil pack #5 was flooded by engine oil by leaking at the valve cover seal but did not cause a code. Jun 5, 2020 at 11:16 PM #2 In a coil-on-plug ignition system, if only one coil fails, you need only replace the faulty coil. In this video we're going to replace an ignition coil on this 2002 GMC Sierra with a 6 liter Vortec V8. Over time the factory ignition coil packs can fail leading to poor gas mileage, hesitation, and a check engine light (CEL). 2000 Chevy Silverado Changing The Heater Coil How Do I Change Out The Heater Coil And Do I Need To Pull The Whole Dash? Do's and Don'ts and Precautions. I have to replace #3 cylinder coil pack and the original coil packs have the brown boots(8l3e). 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. Your 2000 Chevy Silverado truck will experience major problems starting up if even one of its ignition coils is not working properly. I should have replaced the coil packs at the same time I replaced the plugs. Would I get better MPG and/or performance from fresh coil packs? A repair shop may charge $60-$110 labor to replace spark plugs in a regular 4-cylinder engine, which is a fairly simple job. STANDARD MOTOR PRODUCTS {Click Info Button for Alternate/OEM Part Numbers} Blue Streak . $98.99. How much does it cost to replace spark plugs? Replace your faulty ignition coil and restore performance and driveability on your vehicle. Remaining functioning coils can be left in place. 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. Codes disappeared. 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? The problem is, there are many issues besides a bad coil that can cause a misfire. 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 … Individual ignition coil replacement is only necessary if the engine starts to skip or misfire. 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. Get Yours Today! I am also attaching a picture of the plugs. 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. Replace the plugs, but keep the wires. Like a strut, the coil wraps around the shock, but it does not generally bolt to the steering knuckle like a strut does. They are subject to high heat that can damage them. I just changed the plugs again for the 3rd time at 188,000 miles. Labor charges depend on the engine design. Platinum or iridium spark plugs cost more ($15-40 each). The wires are a crucial part of the system. Another popular item on the suspension market is coil-over shocks. 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. A Chevrolet Silverado 1500 Ignition Coil Replacement costs between $169 and $235 on average. Guidelines Staff Calendar Leaderboard Online Users More . Professionals often use the term coil pack to describe any type of modern ignition coil. We have the best products at the right price. Heavy Duty . I am attaching a picture for reference. When this happens, generally speaking the "check engine" light will flash on. Seals were hard. There are a few that do require being replaced at the same time as the boots and/or spark plugs. All it took was a 10mm and 16mm socket. 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. That’s why it’s helpful to know how to test an ignition coil and determine whether it’s faulty. If your coil packs are working, most likely the only thing you should replace is the boots or spark plug wires. Coils are not the large rugged simple things they once were. Thanks for any insight or feedback!!! How to Test an Ignition Coil on a Modern Car: 6 Different Methods . 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. There can also be moisture buildup due to leaking engine oil and other fluids on the coil windings which can reduce their lifespan. P0302 is a relatively common Chevy Silverado trouble code. Step 1 – Remove the coil packs. P0302 is certainly a cause for concern, and can be a threat to the drivability the Chevy Silverado. ACDELCO . I used the same ratchet and extension, fit everything, all 8 plugs/packs, air box, drivers side bracket. The article discusses whether you should replace ignition coil with spark plugs: Why Ignition Coil Fail? ROUND COIL or Engine VIN B; Engine VIN T; STAMPED 19005218, DELPHI, ROUND COIL. What tools do I need? Replaced all coil packs with chinese made. Now they are small, complicated (ICs built into them) expensive and somewhat fragile components. Truck Parts & Accessories Premium Forum Memberships More . Get a free detailed estimate for a repair in your area. Step by step guide on how to test an automotive engine's ignition coil and trigger, this article pertains to most ignition coil systems. Hi all, I have an o2 Silverado with the 5.3 and a 03 trailblazer also with the 5.3. it had been running a little rough and sputtering at times and also cut out at times. It stands for: P0302: Misfire Detected Cylinder 2. Coil pack question 16 Answers. Once your ignition wires start to wear out, it is much more difficult to deliver a good spark from the distributor or coil pack. #4 and #8 cops have the black boots (3l3e). ! 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. I use the trailblazer as parts for my truck. 20% off orders over $120* + Free Ground Shipping** Online Ship-To-Home Items Only. After installing everything back in place, start the engine and go for a test drive. Circuit Descriptions of the C-O-P Ignition Coil Connector. 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 The 02 has square ignition coils and the other has round ones. Are they interchangeable and if so is one better. 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