For 2003, 2005-2006 GMC Sierra 1500 HD HVAC Control Module DriveBolt 25284NZBD

For 2003-2006 GMC Sierra 1500 HVAC Control Module DriveBolt 67446NZQG 2004 2005

Dorman 78SV11D HVAC Control Module Fits 2003, 2005-2006 GMC Sierra 1500 HD

For 2003, 2005-2006 GMC Sierra 1500 HD HVAC Control Module APR 61255CKCX

DriveBolt HVAC Control Module fits GMC Sierra 1500 2003-2006 27VSDJ

Replacement HVAC Control Module fits GMC Sierra 1500 HD 2005-2006 78NVKK

Dorman HVAC Control Module fits GMC Sierra 1500 HD 2003, 2005-2006 33VQQR