2001 Gmc sierra 2500 4x4 Read Also: 2001 Gmc sierra 2500 diesel 2001 Gmc sierra 2500 sle 2001 Gmc sierra 2500 lug pattern Lift kit for 2001 gmc sierra 2500 2001 Gmc sierra 2500 blue book value 2001 Gmc sierra 2500 duramax