When doing replacement or upgrading on 1959 – 1990 Buick Electra Avenue Estate Limited Park T-Type Ultra Wagon, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight 1976 – 1986 H4656
1959 – 1975 H5006
High Beam Headlight 1976 – 1986 H4651
1959 – 1975 H5001
High Beam and Low Beam Headlight 1990 9004
Back Up Light 1959 – 1986, 1990 1156
Brake 1959, 1961 – 1962 1034
1960, 1963 – 1982 1157
1983 – 1986, 1990 2057
Dome Light 1959 – 1960, 1962 – 1968 1004
1971 194
1969, 1973 211-2
1972 212-2
1974 – 1984 561
1985 – 1986, 1990 562
1961 578
1970 89
Front Side Marker 1970, 1972 – 1975, 1983 – 1986 194
1968 – 1969, 1976 – 1982, 1990 194NA
1971 97
Front Turn Signal 1959 – 1982 1157
1983 – 1986, 1990 2057
License Plate 1964 1155
1977, 1980 – 1982 168
1973 – 1976, 1978 – 1979, 1983 – 1986, 1990 194
1959 – 1963 67
1965 – 1972 97
Parking Light 1959 – 1982 1157
1983 – 1986, 1990 2057NA
Rear Side Marker 1971 1157
1977, 1981 168
1968 – 1970, 1972 – 1976, 1978 – 1980, 1982 – 1986, 1990 194
Rear Turn Signal 1962 – 1963 1034
1980 – 1981 1156
1959 – 1961, 1964 – 1979, 1982 1157
1983 – 1986, 1990 2057
Tail Light 1959 – 1963 1034
1964 – 1976, 1978 – 1980 1157
1977, 1981 – 1982 168
1984 194
1983, 1985 – 1986, 1990 2057
Center High Mount Stop Light 1986, 1990 1156
Courtesy 1981 161
1983 – 1985, 1990 168
1971 194
1975 – 1980, 1982 562
1961 – 1962 68
1968 – 1970 89
1963 – 1967, 1972 – 1974 90
1986 912
Engine Compartment Light 1990 1003
1972 – 1973, 1977 – 1982 1004
1962 – 1970, 1976, 1985 – 1986 89
Glove Box 1980 – 1982 1891
1964 – 1970, 1972 – 1979 1893
1983 – 1984 1895
1985 – 1986, 1990 194
1959 – 1963 57
Map Light 1980, 1982 1004
1971 194
1974 561
1985 – 1986, 1990 562
1972 – 1973, 1975 – 1979, 1981 578
1959 – 1960, 1962 – 1968 90
Radio Display 1974 1816
1959 1891
1966 – 1969 1892
1962, 1970 – 1973, 1975 – 1982 1893
1983 – 1986 194
1960 57
Trunk 1983 – 1986, 1990 1003
1971 194
1959 – 1970, 1972 – 1982 89
Low Beam Headlight 1987 9006
1988 – 1989 H4656
High Beam Headlight 1987 9005
1988 – 1989 H4651
Back Up Light 1987 – 1989 1156
Brake 1987 – 1989 2057
Dome Light 1987 – 1989 561
Front Side Marker 1988 – 1989 194
1987 194NA
Front Turn Signal 1987 – 1989 2057
License Plate 1987 – 1989 194
Parking Light 1987 – 1989 2057NA
Rear Side Marker 1987 – 1989 194
Rear Turn Signal 1987 – 1989 2057
Tail Light 1987 – 1989 2057
Luggage Compartment 1987 – 1988 1003
1989 562
Center High Mount Stop Light 1987 – 1988 1156
Courtesy 1989 168
1987 – 1988 562
Engine Compartment Light 1987 – 1989 89
Glove Box 1987 – 1989 1891
Map Light 1987, 1989 1004
1988 912
Radio Display 1987 – 1988 194
High Beam and Low Beam Headlight 1987 – 1989 9004
Front Fog Light 1989 881
Back Up Light 1987 – 1989 1156
Brake 1988 1156
1987, 1989 2057
Dome Light 1988 – 1989 561
1987 562
Front Side Marker 1987 – 1988 194
1989 194NA
Front Turn Signal 1987 – 1989 2057
License Plate 1987 – 1989 194
Parking Light 1987 – 1989 2057NA
Rear Side Marker 1987 – 1989 194
Rear Turn Signal 1987 – 1989 2057
Tail Light 1987 – 1989 2057
Center High Mount Stop Light 1987 – 1989 1156
Courtesy 1989 168
1988 73
1987 912
Engine Compartment Light 1987 1003
1988 – 1989 89
Glove Box 1987 – 1989 194
Map Light 1987 – 1989 562
Radio Display 1987 194
Trunk 1987 – 1989 1003
High Beam and Low Beam Headlight 1987 – 1989 9004
Front Fog Light 1989 881
Back Up Light 1987 – 1989 1156
Brake 1988 1156
1987, 1989 2057
Dome Light 1988 – 1989 561
1987 562
Front Side Marker 1987 – 1988 194
1989 194NA
Front Turn Signal 1987 – 1989 2057
License Plate 1987 – 1989 194
Parking Light 1987 – 1989 2057NA
Rear Side Marker 1987 – 1989 194
Rear Turn Signal 1987 – 1989 2057
Tail Light 1987 – 1989 2057
Center High Mount Stop Light 1987 – 1989 1156
Courtesy 1989 168
1988 73
1987 912
Engine Compartment Light 1987 1003
1988 – 1989 89
Glove Box 1987 – 1989 194
Map Light 1987 – 1989 562
Radio Display 1987 194
Trunk 1987 – 1989 1003
High Beam and Low Beam Headlight 1987 – 1989 9004
Front Fog Light 1989 881
Back Up Light 1987 – 1989 1156
Brake 1988 1156
1987, 1989 2057
Dome Light 1988 – 1989 561
1987 562
Front Side Marker 1987 – 1988 194
1989 194NA
Front Turn Signal 1987 – 1989 2057
License Plate 1987 – 1989 194
Parking Light 1987 – 1989 2057NA
Rear Side Marker 1987 – 1989 194
Rear Turn Signal 1987 – 1989 2057
Tail Light 1987 – 1989 2057
Center High Mount Stop Light 1987 – 1989 1156
Courtesy 1989 168
1988 73
1987 912
Engine Compartment Light 1987 1003
1988 – 1989 89
Glove Box 1987 – 1989 194
Map Light 1987 – 1989 562
Radio Display 1987 194
Trunk 1987 – 1989 1003
High Beam and Low Beam Headlight 1989 9004
Front Fog Light 1989 881
Back Up Light 1989 1156
Brake 1989 2057
Dome Light 1989 561
Front Side Marker 1989 194NA
Front Turn Signal 1989 2057
License Plate 1989 194
Parking Light 1989 2057NA
Rear Side Marker 1989 194
Rear Turn Signal 1989 2057
Tail Light 1989 2057
Center High Mount Stop Light 1989 1156
Courtesy 1989 168
Engine Compartment Light 1989 89
Glove Box 1989 194
Map Light 1989 562
Trunk 1989 1003