When doing replacement or upgrading on 1982 – 2004 Chevrolet S10 Blazer Xtreme Base LS ZR2 ZR5 without digital inst. cluster with halogen capsule headlamps sealed beam, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight 1998 – 2004 9006
High Beam Headlight 1998 – 2004 9005
High Beam and Low Beam Headlight 1982 – 1990 H6054
Front Fog Light 1999 – 2003 880
1998 – 2004 881
Back Up Light 1982 – 1990 1156
1998 – 2004 3057
Brake 1982 – 1990 1157
1998 – 2004 3057
Dome Light 1998 – 2001 211-2
2002 – 2004 562
1987 – 1990 578
Front Side Marker 1982 – 1990, 1998 – 2001 194
2002 – 2004 194NA
Front Turn Signal 1982 – 1990 1157
2002 – 2004 3157
1998 – 2001 3157NA
License Plate 1998 – 2001 168
2002 – 2004 192
1987 – 1990 194
1982 – 1986 67
Parking Light 1982 – 1990 1157
1998 – 2004 3157
Rear Side Marker 1982 – 1990, 1998 – 2004 194
Rear Turn Signal 1982 – 1990 1157
1998 – 2004 3057
Tail Light 1982 – 1990 1157
1998 – 2004 3057
Luggage Compartment 1998 – 2004 211-2
Center High Mount Stop Light 1998 – 2004 211-2
Courtesy 1982 – 1986 1003
1987 – 1990 168
1998 – 2001 912
Engine Compartment Light 1987 – 1990, 1998 – 2001 1156
Glove Box 1987 – 1990 1003
1998 – 2004 194
Map Light 1998 – 2001 168
1987 – 1990 194
2002 – 2004 212-2
High Beam and Low Beam Headlight 1991 – 1993 H6054
Front Fog Light 1991 – 1993 H3-55W
Back Up Light 1991 – 1993 1156
Brake 1991 – 1993 2057
Dome Light 1991 – 1993 578
Front Side Marker 1991 – 1993 194
Front Turn Signal 1991 – 1993 2057
License Plate 1991 – 1993 194
Parking Light 1991 – 1993 2057
Rear Turn Signal 1991 – 1993 2057
Tail Light 1991 – 1993 2057
Engine Compartment Light 1991 – 1993 1156
Glove Box 1991 – 1993 1003
Map Light 1991 – 1993 194
Stepwell 1991 – 1993 168
High Beam and Low Beam Headlight 1991 – 1993 H6054
Front Fog Light 1991 – 1993 H3-55W
Back Up Light 1991 – 1993 1156
Brake 1991 – 1993 2057
Dome Light 1991 – 1993 578
Front Side Marker 1991 – 1993 194
Front Turn Signal 1991 – 1993 2057
License Plate 1991 – 1993 194
Parking Light 1991 – 1993 2057
Rear Turn Signal 1991 – 1993 2057
Tail Light 1991 – 1993 2057
Engine Compartment Light 1991 – 1993 1156
Glove Box 1991 – 1993 1003
Map Light 1991 – 1993 194
Stepwell 1991 – 1993 168
Low Beam Headlight 1994 – 1997 9006
High Beam Headlight 1994 – 1997 9005
Front Fog Light 1994 H3-55W
Back Up Light 1994 – 1997 3057
Brake 1994 – 1997 3057
Dome Light 1994 211-2
1995 – 1997 212-2
Front Side Marker 1994 – 1997 194
Front Turn Signal 1994 – 1997 3157NA
License Plate 1994 – 1997 194
Parking Light 1994 – 1997 3157
Rear Turn Signal 1994 – 1997 3057
Tail Light 1994 – 1997 3057
Engine Compartment Light 1994 – 1997 1156
Map Light 1994 212-2
High Beam and Low Beam Headlight 1994 – 1997 H4666
Front Fog Light 1994 H3-55W
Back Up Light 1994 – 1997 3057
Brake 1994 – 1997 3057
Dome Light 1995 – 1997 212-2
1994 578
Front Side Marker 1994 – 1997 194
Front Turn Signal 1994 – 1997 3157NA
License Plate 1994 – 1997 194
Parking Light 1994 – 1997 3157
Rear Turn Signal 1994 – 1997 3057
Tail Light 1994 – 1997 3057
Engine Compartment Light 1994 – 1997 1156
Map Light 1994 212-2
High Beam and Low Beam Headlight 1983 – 1990 H6054
Back Up Light 1983 – 1990 1156
Brake 1983 – 1990 1157
Front Side Marker 1983 – 1990 194
Front Turn Signal 1983 – 1990 1157
License Plate 1987 – 1990 194
1983 – 1986 67
Parking Light 1983 – 1990 1157
Rear Side Marker 1983 – 1990 194
Rear Turn Signal 1983 – 1990 1157
Tail Light 1983 – 1990 1157
Courtesy 1983 – 1986 1003
1987 – 1990 168
Engine Compartment Light 1987 – 1990 1156
Glove Box 1987 – 1990 1003
Map Light 1987 – 1990 194
High Beam and Low Beam Headlight 1991 – 1994 H6054
Front Fog Light 1991 – 1994 H3-55W
Back Up Light 1991 – 1994 1156
Brake 1991 – 1994 2057
Front Side Marker 1991 – 1994 194
Front Turn Signal 1991 – 1994 2057
License Plate 1994 67
Parking Light 1991 – 1994 2057
Rear Turn Signal 1991 – 1994 2057
Tail Light 1991 – 1994 2057
Engine Compartment Light 1991 – 1994 1156
Glove Box 1991 – 1993 1003
Map Light 1991 – 1993 194
High Beam and Low Beam Headlight 1991 – 1994 H6054
Front Fog Light 1991 – 1994 H3-55W
Back Up Light 1991 – 1994 1156
Brake 1991 – 1994 2057
Front Side Marker 1991 – 1994 194
Front Turn Signal 1991 – 1994 2057
License Plate 1994 67
Parking Light 1991 – 1994 2057
Rear Turn Signal 1991 – 1994 2057
Tail Light 1991 – 1994 2057
Engine Compartment Light 1991 – 1993 1156
1994 93
Glove Box 1991 – 1993 1003
Map Light 1991 – 1993 194