When doing replacement or upgrading on 1964 - 1995 Chevrolet G10 Van with 2 round headlamps rectangular 4, the bulb size guide is necessary for you to take the reference.

High Beam and Low Beam Headlight 1975 - 1977 6014
Back Up Light 1975 - 1977 199
Brake 1975 - 1977 198
Dome Light 1975 - 1977 211-2
Front Side Marker 1975 - 1977 194
Front Turn Signal 1975 - 1977 198
License Plate 1975 - 1977 97
Parking Light 1975 - 1977 198
Rear Turn Signal 1975 - 1977 198
Tail Light 1975 - 1977 198
High Beam and Low Beam Headlight 1978 - 1987 6014
Back Up Light 1978 - 1987 1156
Brake 1978 - 1982 1157
1983 - 1987 2057
Dome Light 1978 - 1987 211-2
Front Side Marker 1978 - 1987 194
Front Turn Signal 1978 - 1982 1157
1983 - 1987 2057
License Plate 1980 - 1987 67
1978 - 1979 97
Parking Light 1980 - 1982 1157
1978 - 1979 1157NA
1983 - 1987 2057NA
Rear Turn Signal 1978 - 1982 1157
1983 - 1987 2057
Tail Light 1978 - 1982 1157
1983 - 1987 2057
Courtesy 1980 194
Map Light 1985 - 1987 912
Radio Display 1985 - 1987 1893
High Beam and Low Beam Headlight 1978 - 1987 H6054
Back Up Light 1978 - 1987 1156
Brake 1978 - 1982 1157
1983 - 1987 2057
Dome Light 1978 - 1987 211-2
Front Side Marker 1978 - 1987 194
Front Turn Signal 1978 - 1982 1157NA
1983 - 1987 2057NA
License Plate 1980 - 1987 67
1978 - 1979 97
Parking Light 1980 - 1982 1157
1978 - 1979 1157NA
1983 - 1987 2057NA
Rear Turn Signal 1978 - 1982 1157
1983 - 1987 2057
Tail Light 1978 - 1982 1157
1983 - 1987 2057
Courtesy 1980 194
Map Light 1985 - 1987 912
Radio Display 1985 - 1987 1893
Low Beam Headlight 1988 - 1991 H4656
1992 - 1995 H4703
High Beam Headlight 1988 - 1991 H4651
1992 - 1995 H4701
Back Up Light 1988 - 1995 1156
Brake 1988 - 1995 2057
Dome Light 1992 - 1994 211-2
1988 - 1991, 1995 578
Front Side Marker 1988 - 1995 194
Front Turn Signal 1988 - 1991 2057
1992 - 1994 3157
License Plate 1995 194
1988 - 1994 67
Parking Light 1988 - 1991 2057NA
1992 - 1995 3157
Rear Turn Signal 1988 - 1995 2057
Tail Light 1988 - 1995 2057
Front Inner Turn Signal 1995 3157
Front Outer Turn Signal 1995 194NA
Center High Mount Stop Light 1988 - 1995 921
Courtesy 1995 212-2
Engine Compartment Light 1992 - 1995 12814
Map Light 1988 - 1991 194
1995 906
1992 - 1994 912
Radio Display 1988 - 1994 1893
High Beam and Low Beam Headlight 1988 - 1995 H6054
Back Up Light 1988 - 1995 1156
Brake 1988 - 1995 2057
Dome Light 1992 - 1994 211-2
1988 - 1991, 1995 578
Front Side Marker 1988 - 1995 194
Front Turn Signal 1988 - 1991 2057
1992 - 1994 3157
License Plate 1995 194
1988 - 1994 67
Parking Light 1988 - 1991 2057NA
1992 - 1995 3157
Rear Turn Signal 1988 - 1995 2057
Tail Light 1988 - 1995 2057
Front Inner Turn Signal 1995 3157
Front Outer Turn Signal 1995 194NA
Center High Mount Stop Light 1988 - 1995 921
Courtesy 1995 212-2
Engine Compartment Light 1992 - 1995 12814
Map Light 1988 - 1991 194
1995 906
1992 - 1994 912
Radio Display 1988 - 1994 1893
High Beam and Low Beam Headlight 1964 - 1974 6014
Back Up Light 1969 - 1974 199
Brake 1964 - 1974 198
Dome Light 1964 - 1968, 1974 211-2
Front Side Marker 1972 - 1974 194
Front Turn Signal 1966 - 1974 198
1964 - 1965 199
License Plate 1966 - 1968 89
1974 97
Parking Light 1971 - 1974 198
1964 - 1968 67
1969 - 1970 97
Rear Side Marker 1972 - 1973 97
Rear Turn Signal 1964 - 1965, 1969 - 1971 1156
1966 - 1968, 1972 - 1974 198
Tail Light 1964 - 1974 198
Courtesy 1964 - 1968 211-2
1973 212-2
1969 - 1972 578

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