b9ba8401_y__Buick__GMC___Cadillac_Parts__ng_Visible_cracks_in_coil_body
Spark Plug Spark plugs provide the spark that ignites the air-fuel mixture within an engine’s cylinders.
Signs of wear: Lack of power Sluggish acceleration Poor fuel economy
Auto Parts Wear & Replacement: Chevy, Buick, GMC & Cadillac Parts
Signs of wear: Engine won’t start Engine misfiring Visible cracks in coil body