NHTSA (USA)Critical
2006–2010 HUMMER H3NHTSA Campaign #15V421000
The official notice
Defect
General Motors LLC (GM) is recalling certain model year 2006-2010 Hummer H3 vehicles manufactured February 5, 2005, to May 24, 2010, and 2009-2010 Hummer H3T vehicles manufactured May 21, 2008, to May 24, 2010. In the affected vehicles, the connector module that controls the blower motor speed for the heating, ventilation and air conditioning system may overheat.
Safety Risk
If the blower motor connector module overheats, it can increase the risk of a fire.
Remedy
GM will notify owners, and dealers will replace part of the blower motor connector and harness, free of charge. The recall began February 26, 2016. Owners may contact Hummer customer service at 1-800-732-5493. GM's number for this recall is 15042.
164,993 vehicles affectedMfr ref: 15042Updated June 10, 2026