I just received this offer from GM for my 2010 Nav System:
GM - North America Map Update - Alpine HDD - v.2014 SKU# 23455274
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Save $40 off the regular price of $199.99 and get free shipping. This special offer of $159.99 plus free shipping is available through July 31, 2014.
Get accurate directions to wherever you travel including new roads, new sub-divisions, and current addresses. New and expanded coverage in hundreds of cities, counties and metropolitan areas across North America. You can confidently drive through unfamiliar or recently changed areas. This latest edition provides an updated list of Points of Interest to help you find the way to where you want to go quickly and efficiently.
Please note this product requires an activation code to unlock the map data before updating your system. In order to generate this unique code and complete your purchase, you will be required to provide your vehicle's VIN. Your activation code will be displayed on the purchase confirmation page as well as in your email confirmation. For instructions on where to locate your vehicle's VIN, please click here.
This product is compatible with the following GM vehicles:
2008-2013 Cadillac CTS
This navigation map update is a replacement for the following GM part numbers:
I got an offer for my 09 as well yesterday. IMHO, still $159.00 overpriced. But I'm just a cheap old fart. I've found Waze is working fine, and it is nice to have notice when speed traps are set.
For those wanting the GM update, seems it never has fallen under this $159.99 price that I can recall.