(Reuters) - General Motors said it would add a third shift and 650 jobs at its factory in Spring Hill, Tennessee to meet higher demand for its recently launched Cadillac XT5 and GMC Acadia crossover SUVs.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=aX57AxFwp_k:MENvg6K9nuo:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=aX57AxFwp_k:MENvg6K9nuo:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=aX57AxFwp_k:MENvg6K9nuo:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=aX57AxFwp_k:MENvg6K9nuo:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=aX57AxFwp_k:MENvg6K9nuo:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/aX57AxFwp_k" height="1" width="1" alt="" />