Change Your Hummer H3 Coil Packs (also Chevy Colorado & GMC Canyon). Super-easy Job!

Changing the coil packs is an easy DIY project that can save you a significant amount of money over having a mechanic do it. It'll take less than 30 minutes and you'll spend under $75 even using premium extended-life iridium plugs. Compare that to having it done at a mechanic which can run $225 to $250!

Ignition Coil Packs: https://amzn.to/3748j8k
Titan 3 Piece Magnetic Parts Tray Set: https://amzn.to/2SSBUcs
DeWalt impact wrench https://amzn.to/34eRLaG
Permatex Dielectric Grease: https://amzn.to/3dqTCgM