Shop 2005 Cadillac Escalade EXT Ignition Coil. Catera. Ignition Coil - Repair or Replace A failed Voltage, Year, Anything - OEM Cadillac Part # 90541062

Ignition coil.
An induction coil, used with a distributor for timing, to transform a vehicles battery voltage to a much higher voltage needed to create proper spark for all spark plugs of an engine.

Ignition Coil

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Catera.
Ignition Coil - Repair or Replace
A failed ignition coil in your can lead to anything from an intermittent misfire to a car that won't start.