For 2007-2012 GMC Sierra 2500 HD Powertrain Control Module Relay SMP 99941PJ

For GMC Sierra 2500 HD Classic Powertrain Control Module Relay SMP 63539TFKN

For 2007-2012 GMC Sierra 2500 HD Powertrain Control Module Relay SMP 18494QRHR

81MK16Y Powertrain Control Module Relay Fits 2007-2012 GMC Sierra 2500 HD

85MN14T Powertrain Control Module Relay Fits 2007-2012 GMC Sierra 2500 HD

For Silverado 2500 HD Classic Powertrain Control Module Relay SMP 95814CY

For GMC Yukon XL 2500 Powertrain Control Module Relay SMP 39929CJ

For 2007 GMC Sierra 1500 Classic Powertrain Control Module Relay SMP 32435JMQC