For 1966 GMC I1000 Instrument Panel Lamp Socket Wells 98875FJWF

For 1966 GMC I1000 Instrument Panel Lamp Socket SMP 81469VRPK

For 1966 GMC I2500 Instrument Panel Lamp Socket Wells 87549YZGF

For 1966 GMC I1500 Instrument Panel Lamp Socket SMP 64385PQRT

For 1966 GMC I2500 Instrument Panel Lamp Socket SMP 26669FPGH

For 1966 GMC PB3500 Van Instrument Panel Lamp Socket Wells 16721GVWN

For 1966 GMC PB25 Series Instrument Panel Lamp Socket Wells 46171MXNX

For 1966 GMC PB2500 Van Instrument Panel Lamp Socket Wells 32315HQWK