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The newer style coil packs are no longer a maintenance item and don't really wear out. If one coil pack fails I usually just replace the faulty one. Unless there is visible damage or performance issues with the other coil/coils there is no reason to change them all.
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When you change the spark plugs and wires should you change the coil packs?
there is no need to change the coil packs just to do routine maintanence
Where is and how do you change an ignition modulator in a 1988 Buick Regal 2-8 multi port fuel injected car?
The ignition modulator sits directly behind the coil packs. The coil packs mount onto the ignition modulator.
Where's the ignition coil in 87 Pontiac grand am?
The ignition coil is down between the firewall and the back of the engine
Where is ignition coil on a 1998 Lincoln Navigator?
Your truck does not have ignition coil. Instead, it has coil packs. The 5.4L has eight coil packs one on each spark plug. The 4.6L has two coil pack blocks 4 on each block.
Where do you find the ignition module on a 1993 Chevy cavalier?
under the coil packs and the coil packs are connected to the spark plug wires
What are coil packs?
Separate ignition coils for each cylinder. Commonly known as direct ignition.
Should you change the coil packs when you change the plugs on a 2002 4.6 V8 Ford engine?
Only if there is a problem with the coil pack(s).
What is the name of the plate that the coil packs are placed on?
The plate that coil packs are placed on is typically called a "coil pack mounting plate" or simply a "coil pack plate." It provides a secure mounting location for the coil packs on the engine.
How many ignition coil packs are on a 1995 buick lesabre?
three
How do you chance ignition coil packs in a 1989 corsica 2.8?
you dont
How do you change the spark plugs on a 1999 Oldsmobile Intrigue 3.5L V6?
they are under the coil packs which are in the top of the valve cover, unplug the coil packs, take out six bolts, the wires should come out with the coil packs and you will have access to the plugs.
Why doesn't my buick reatta have ignition spark?
check your plug wires, then your coil packs, then your ignition module.
