When doing replacement or upgrading on 1962 – 1970 Buick Wildcat, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight 1962 – 1970 H5006
High Beam Headlight 1962 – 1970 H5001
Back Up Light 1962 – 1970 1156
Brake 1962 1034
1963 – 1970 1157
Dome Light 1962 – 1968 1004
1969 211-2
1970 89
Front Side Marker 1970 194
1968 – 1969 194NA
Front Turn Signal 1962 – 1970 1157
License Plate 1964 1155
1962 – 1963 67
1965 – 1970 97
Parking Light 1962 – 1970 1157
Rear Side Marker 1968 – 1970 194
Rear Turn Signal 1963 1034
1962, 1964 – 1970 1157
Tail Light 1962 – 1963 1034
1964 – 1970 1157
Courtesy 1962 68
1968 – 1970 89
1963 – 1967 90
Engine Compartment Light 1962 – 1970 89
Glove Box 1964 – 1970 1893
1962 – 1963 57
Map Light 1962 – 1968 90
Radio Display 1966 – 1969 1892
1962, 1970 1893
Trunk 1962 – 1970 89