I drive a 1999 Yukon denali and in the summer time only it shuts off going down on 2013 GMC Yukon Denali

The road while driving and will not start up for about an hour its getting worst because it would start up after 10 mins

by in Potwin, KS on June 12, 2013
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2 answers 2 comments
ANSWER by , June 12, 2013
Take it your mechanic, he can let it run until it stalls then find the problem while it wont start! Light on? If so may have code(s) with a clue!
COMMENT by , June 12, 2013
Thanks a lot love to get fix
ANSWER by , June 12, 2013
this needs to be diag while running and dieing
COMMENT by , June 12, 2013
I've been having a lot of security problems could that be it too