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Pontiac
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2000
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Sunfire L4-144 2.4L DOHC VIN T SFI
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Description and Operation
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Ignition Coils
Ignition Coils
Two separate coils are mounted on the
Ignition Control Module
(ICM)
. Each coil provides the spark for two plugs simultaneously, waste spark distribution. Each coil can also be replaced separately.