Ignition Coil are stored in a US warehouse and delivered to your address within 3-6 days.. Common ignition coil problems, no start/hard start, long start time, misfire, lack of power, inconsistent transmission shifts, spark plug fouling, premature catalytic converter failure, poor fuel economy, check engine light illumination. nstalling a reliable ignition coil makes your car look like new and can solve hard starts, long crank times, misfires, high fuel consumption, engine vibration, check engine lights and other problems.. It can be inserted directly into the cylinder bore. The coil is bolted to the mounting hole near the engine cylinder head. It is recommended to find a professional to install. It is important to ensure that the spark plugs are also in top condition after replacing the ignition coil at the time of diagnosis, as replacing the coil will be useless if the spark plugs fail. Worn spark plugs can cause the air-fuel mixture to not burn properly, which can lead to power loss and many other difficulties..
