Reviewed By Raymond S (Tampa, FL) Reviewed for a 2004 Pontiac Aztek —4/21/2012 12:34 PM
Excellent product and good instructions for DIY installation specific to my auto.
Reviewed By Edward M K (Tonawanda, NY) Reviewed for a 2010 Pontiac Vibe —10/1/2009 3:58 AM
It took me about 90 minutes to install. I was being very careful and deliberate. Over an hour of that time was spent running the power line to the battery. I found a video which describes *exactly* how to install it--do a Google search for "Wiring Harness Installation - 2009 Toyota Matrix".