Shop 1985 Buick Century Direct Ignition Coil. Ignition Coil - Repair or Replace A failed ignition coil LITER, Plug, SYSTEM - OEM Buick Part # 12638824 (12578224, 12589623, 12629646, D517A, D522C)

Coil. Ignition. Assembly -. On Plug (COP). Direct.
An induction Coil, placed on each sparkPlug of a vehicle and used with and ECU and a Camshaft or Crankshaft position sensor for timing, to transform a vehicles battery voltage to a much higher voltage needed to create proper spark in the spark Plug.

Direct Ignition Coil

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.