How to Replace Mass Air Flow Sensor 2002-2009 Chevrolet Trailblazer

Buy Now! This video shows you how to install a new mass air flow sensor from TRQ on your 2002-2009 Chevrolet Trailblazer (4.2L L6). The Mass Air Flow (MAF) sensor determines the mass flow rate of air entering your vehicle. A trouble code indicating the sensor is not working properly could be because it is dirty, malfunctioning, or damaged, in which case your vehicle may run poorly or enter limp mode. Fortunately, sensors are typically easy to replace. This 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: • 5.5mm Socket • 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 projects entail some risk. It is the sole responsibility of the viewer to assume this risk. TRQ is not responsible or liable for any loss damage (including, but not limited to, actual, consequential, or punitive), liability, claim, or any other injury or cause related to or resulting from any information posted in this video.