A software issue is causing the exhaust to overheat. The fix will be a simple reprogramming that your dealership will perform at no charge.
Owners should start receiving notices on January 16th.
In the meantime, don’t leave your truck idling unattended.
You can learn more about Recalls and how they differ from TSB’s or Technical Service Bulletins HERE.
You can search the GM site for recalls using your Vehicle Identification Number. https://my.gm.com/web/portal/recalls
A great source for recalls on many vehicles is http://www.safercar.gov
Report Receipt Date: JAN 13, 2014
NHTSA Campaign Number: 14V007000
Component(s): ENGINE AND ENGINE COOLING
Potential Number of Units Affected: 300,000