If your Hummer H3 is having start-up problems and you trace it to be to the ignition coil, then we'll be glad to assist you. Here at Parts Train, we surely have a low-cost and top-quality replacement Hummer H3 ignition coil in our catalog. Many vehicle owners encounter starting problems because they just don't pay one bit of attention to the ignition system. Your Hummer H3 ignition coil is the heart of your ignition system, and it cannot be in a shabby state.

Ordinarily, a Hummer H3 ignition coil malfunctions due to high engine temperature and over-the-top voltage from worn spark plugs or spark plug wires. After some time, excessive heat from the engine bay will cause the Hummer H3 ignition coil to break down, while bad wires and plugs may also contribute to failure.

Our product listing of Hummer H3 parts has 200 aftermarket ignition coils that include all common designs, and are available singularly or in sets. Just enter your vehicle details and we can guarantee an exact fit for your aftermarket Hummer H3 ignition coil. Get monster deals on big-time manufacturers such as Beck Arnley, MSD, and AC Delco when you order today, so shop now!