Engine Core Plug – GM (14025517)

Engine Core Plug is a replacement component matched to the powertrain it was built for rather than to a vehicle model in general. The number on the original part is the most reliable ordering reference.

Replace the Engine Core Plug when the symptom traces back to this component after the surrounding circuit has been checked. Confirm the number against the original before ordering.

For this Engine Core Plug the reference is 14025517, in our Complete Engines range. Compare it with the number on the part you are replacing rather than with a photograph.

This is GM dealer-sourced stock rather than an equivalent, so the number on the Engine Core Plug traces straight back to the manufacturer.