For 2007-2012 GMC Sierra 2500 HD Powertrain Control Module Relay API 66398PQNP

For 2007-2012 GMC Sierra 1500 Powertrain Control Module Relay API 41597DZVX 2004

For 2007-2011 GMC Savana 3500 Powertrain Control Module Relay API 55548RTSJ 2001

For 1993-2003 Lincoln Town Car Powertrain Control Module Relay API 36673FJQH

For 2007-2012 GMC Sierra 2500 HD Powertrain Control Module Relay Wells 38214KZDP

For Chevrolet Silverado 3500 HD Powertrain Control Module Relay API 47126FDHX

For 2007-2012 GMC Sierra 1500 Powertrain Control Module Relay Wells 39673NJDQ