Ignition Coil Pack - Replaces# 12568062, 19300921 - For a Chevy Trailblazer & GMC Envoy 2002, 2003, 2004, 2005 - Chevrolet Colorado 2004 - 2006, Isuzu Ascender 03, 04, 05 - GMC Canyon 04-06 & moreCategory: Light Gmc Canyon 04 TruckIf your Buick, Chevy, GMC, Hummer, Isuzu, Oldsmobile, or Saab has begun to misfire, idle erratically, or hesitate under acceleration a bad coil pack could be to blame. By providing the proper spark to the spark plug all of these running issues can be resolved. This AA Ignition Coil Pack is a direct replacement for the factory GM coil. Made by an original equipment supplier (OEM) these coil packs surpass the factory quality and will get your engine running how it should be; smooth and fast. This Ignition Coil Pack fits the following vehicles:2004-2005 Buick Rainier 4.2L 2004-2006 Chevy Colorado 2.8L & 3.5L 2002-2006 Chevy Trailblazer, Trailblazer EXT 4.2L 2004-2006 GMC Canyon 2.8L & 3.5L 2002-2005 GMC Envoy 4.2L 2006 Hummer H3 2003-2005 Isuzu Ascender 4.2L 2007-2008 Isuzu i-370 3.7L 2006 Isuzu i-280 & i-350 2007-2008 Isuzu i-290 2002-2004 Oldsmobile Bravada 2005-2009 Saab 9-7x Replaces the following part numbers: 12568062, 19300921, GN10114, UF303, UF303T, UF-303 This ignition coil is not a genuine GM part. It is manufactured by AA Ignition, exceeds the factory specification, and carries a 24 month or 24,000 mile warranty. The term GM, GMC, Chevrolet and other vehicle makes and models are used in this listing only to identify the vehicles this ignition coil fits.