When doing replacement or upgrading on 1985 – 2005 GMC Safari beam capsule cluster digital halogen headlamps inst. sealed with without, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight1985 – 1992 H6054
Back Up Light1985 – 1992 1156
Brake1985 – 1992 2057
Front Side Marker1985 – 1992 194
Front Turn Signal1985 – 1992 2057
License Plate1985 – 1992 194
Parking Light1985 – 1992 2057
Rear Turn Signal1985 – 1992 2057
Tail Light1985 – 1992 2057
Courtesy1985 – 1992 73
Glove Box1985 – 1992 194
Map Light1985 – 1992 906
Radio Display1985 – 1992 194
High Beam and Low Beam Headlight1993 – 1994 H6054
Front Fog Light1993 – 1994 885
Back Up Light1993 – 1994 1156
Brake1993 – 1994 2057
Front Side Marker1993 – 1994 194
Front Turn Signal1993 – 1994 2057
License Plate1993 – 1994 194
Parking Light1993 – 1994 2057
Rear Turn Signal1993 – 1994 2057
Tail Light1993 – 1994 2057
Glove Box1993 – 1994 194
Map Light1993 – 1994 906
High Beam and Low Beam Headlight1993 – 1994 H6054
Front Fog Light1993 – 1994 885
Back Up Light1993 – 1994 1156
Brake1993 – 1994 2057
Front Side Marker1993 – 1994 194
Front Turn Signal1993 – 1994 2057
License Plate1993 – 1994 194
Parking Light1993 – 1994 2057
Rear Turn Signal1993 – 1994 2057
Tail Light1993 – 1994 2057
Glove Box1993 – 1994 194
Map Light1993 – 1994 912
Low Beam Headlight1995 – 2005 9006
High Beam Headlight1995 – 2005 9005
Back Up Light1995 – 2005 1156
Brake1995 – 2005 2057
Dome Light2004 – 2005 211-2
Front Side Marker1995 – 2005 194
Front Turn Signal1995 – 2005 3157
License Plate1995 – 2005 194
Parking Light1995, 2004 – 2005 3157
1996 – 2003 3157NA
Rear Side Marker2004 – 2005 194
Rear Turn Signal1995 – 2005 2057
Tail Light1995 – 2005 2057
Luggage Compartment2004 – 2005 578
Glove Box1995 – 2003 194
Map Light1996 – 2003 194
1995 912
High Beam and Low Beam Headlight1995 – 2005 H6054
Back Up Light1995 – 2005 1156
Brake1995 – 2005 2057
Dome Light2004 – 2005 211-2
Front Side Marker1995 – 2001, 2004 – 2005 194
2002 – 2003 194NA
Front Turn Signal1995 – 2001, 2004 – 2005 3157
2002 – 2003 3157NA
License Plate1995 – 2005 194
Parking Light1995, 2002 – 2005 3157
1996 – 2001 3157NA
Rear Side Marker2004 – 2005 194
Rear Turn Signal1995 – 2005 2057
Tail Light1995 – 2005 2057
Luggage Compartment2004 – 2005 578
Glove Box1995 – 2003 194
Map Light2002 – 2003 168
1996 – 2001 194
1995 912