oldsmobile Workshop Repair Guides

Oldsmobile Workshop Service and Repair Manuals

Identifying Ignition Types I and II|Page 825 > < Engine - Miss, Hesitation, or Roughness
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Spark Plug Wire: Locations
Identifying Ignition Types I and II

Type 1 And Type 2 Coil Identification

On type I coil packs, three twin tower ignition coils are combined into a single coil pack unit.   

On Type II coil packs, the coils can be replaced separately and the ignition wires are all on the same side of the coil pack. 

Identifying Ignition Types I and II|Page 825 > < Engine - Miss, Hesitation, or Roughness