How to Replace Fuel Injectors 2002-2009 Chevrolet Trailblazer (4.2L L6)

Buy Now! This video shows you how to install new fuel injectors in your 2002-2009 Chevrolet Trailblazer (4.2L L6). Fuel injectors are computer controlled spray nozzles that deliver fuel to your engine in precisely controlled volumes. They are one of the keys to modern efficient and clean engines. If a fuel injector is dirty or failing, it can present symptoms such as rough idle, engine surges, rich or lean conditions, and check engine lights. Replacing a problematic fuel injector with an engineered to fit TRQ replacement part right away is essential to the health of your vehicle’s engine. This repair was done on a 2007 Chevrolet Trailblazer LT 4.2L Sport Utility 4-Door 4WD Automatic and the process should be similar on the following vehicles: 2002 Chevrolet Trailblazer 2003 Chevrolet Trailblazer 2004 Chevrolet Trailblazer 2005 Chevrolet Trailblazer 2006 Chevrolet Trailblazer 2007 Chevrolet Trailblazer 2008 Chevrolet Trailblazer 2009 Chevrolet Trailblazer Tools you will need: • Pocket Screwdriver • Air Compressor • Vacuum • Pliers • Brake Parts Cleaner • Engine Oil • Liquid Thread Locker • Painter&Tape • Safety Glasses ⚠ DISCLAIMER: While TRQ strives to make the information provided in this video as accurate as possible, it makes no claims, promises, or guarantees about the accuracy, completeness or applicability of the content. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. All do-it-yourself...