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 Headlight 1985 – 1992 H6054
Back Up Light 1985 – 1992 1156
Brake 1985 – 1992 2057
Front Side Marker 1985 – 1992 194
Front Turn Signal 1985 – 1992 2057
License Plate 1985 – 1992 194
Parking Light 1985 – 1992 2057
Rear Turn Signal 1985 – 1992 2057
Tail Light 1985 – 1992 2057
Courtesy 1985 – 1992 73
Glove Box 1985 – 1992 194
Map Light 1985 – 1992 906
Radio Display 1985 – 1992 194
High Beam and Low Beam Headlight 1993 – 1994 H6054
Front Fog Light 1993 – 1994 885
Back Up Light 1993 – 1994 1156
Brake 1993 – 1994 2057
Front Side Marker 1993 – 1994 194
Front Turn Signal 1993 – 1994 2057
License Plate 1993 – 1994 194
Parking Light 1993 – 1994 2057
Rear Turn Signal 1993 – 1994 2057
Tail Light 1993 – 1994 2057
Glove Box 1993 – 1994 194
Map Light 1993 – 1994 906
High Beam and Low Beam Headlight 1993 – 1994 H6054
Front Fog Light 1993 – 1994 885
Back Up Light 1993 – 1994 1156
Brake 1993 – 1994 2057
Front Side Marker 1993 – 1994 194
Front Turn Signal 1993 – 1994 2057
License Plate 1993 – 1994 194
Parking Light 1993 – 1994 2057
Rear Turn Signal 1993 – 1994 2057
Tail Light 1993 – 1994 2057
Glove Box 1993 – 1994 194
Map Light 1993 – 1994 912
Low Beam Headlight 1995 – 2005 9006
High Beam Headlight 1995 – 2005 9005
Back Up Light 1995 – 2005 1156
Brake 1995 – 2005 2057
Dome Light 2004 – 2005 211-2
Front Side Marker 1995 – 2005 194
Front Turn Signal 1995 – 2005 3157
License Plate 1995 – 2005 194
Parking Light 1995, 2004 – 2005 3157
1996 – 2003 3157NA
Rear Side Marker 2004 – 2005 194
Rear Turn Signal 1995 – 2005 2057
Tail Light 1995 – 2005 2057
Luggage Compartment 2004 – 2005 578
Glove Box 1995 – 2003 194
Map Light 1996 – 2003 194
1995 912
High Beam and Low Beam Headlight 1995 – 2005 H6054
Back Up Light 1995 – 2005 1156
Brake 1995 – 2005 2057
Dome Light 2004 – 2005 211-2
Front Side Marker 1995 – 2001, 2004 – 2005 194
2002 – 2003 194NA
Front Turn Signal 1995 – 2001, 2004 – 2005 3157
2002 – 2003 3157NA
License Plate 1995 – 2005 194
Parking Light 1995, 2002 – 2005 3157
1996 – 2001 3157NA
Rear Side Marker 2004 – 2005 194
Rear Turn Signal 1995 – 2005 2057
Tail Light 1995 – 2005 2057
Luggage Compartment 2004 – 2005 578
Glove Box 1995 – 2003 194
Map Light 2002 – 2003 168
1996 – 2001 194
1995 912