Not sure which 2005 GMC Yukon Performance Chips & Programmers are right for you? We have over 3535 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"I bought my programmer a couple weeks ago and so far, so good ... seems to have made a difference in the power, quicker off line and on freeway has more response ... gas mileage seems the same. Overall I am pleased with the unit.It is very simple to use..." —Jon S from Gilbert, AZ bought a Hypertech Max Energy Programmer for a 2005 GMC Yukon.