A lamp socket assembly (210; 310), comprising: a lamp base body (212; 312) molded from a first plastic material, said lamp base body (212;312) having an upper portion formed with a socket cavity (216; 316) configured for receipt of a bulb and a lower portion depending from said upper portion; a plurality of contacts disposed in said socket cavity (216; 316); and a plurality of functional terminals (74, 374) configured for electrical communication with said contacts; a housing (214; 314) overmolded onto at least a portion of said lower portion of said lamp base body (212; 312), said housing (214; 314) being molded from a second plastic material; the lamp socket assembly (210; 310) being characterized in that: - it comprises a plurality of pass through terminals (76, 376) which are not arranged in electrical communication with the plurality of contacts; - said lower portion of said lamp base body (212; 312) has through openings (68, 368) receiving said functional terminals (74, 374) and said pass through terminals (76, 376), said housing (214; 314) being overmolded about a portion of said functional terminals (74, 374) and about a portion of said pass through terminals (76, 376) and fixing said functional terminals (74, 374) and said pass through terminals (76, 376) to said lamp socket assembly (210; 310). a lamp base body (212; 312) molded from a first plastic material, said lamp base body (212;312) having an upper portion formed with a socket cavity (216; 316) configured for receipt of a bulb and a lower portion depending from said upper portion; a plurality of contacts disposed in said socket cavity (216; 316); and a plurality of functional terminals (74, 374) configured for electrical communication with said contacts; a housing (214; 314) overmolded onto at least a portion of said lower portion of said lamp base body (212; 312), said housing (214; 314) being molded from a second plastic material; the lamp socket assembly (210; 310) being characterized in that: - it comprises a plurality of pass through terminals (76, 376) which are not arranged in electrical communication with the plurality of contacts; - said lower portion of said lamp base body (212; 312) has through openings (68, 368) receiving said functional terminals (74, 374) and said pass through terminals (76, 376), said housing (214; 314) being overmolded about a portion of said functional terminals (74, 374) and about a portion of said pass through terminals (76, 376) and fixing said functional terminals (74, 374) and said pass through terminals (76, 376) to said lamp socket assembly (210; 310). - it comprises a plurality of pass through terminals (76, 376) which are not arranged in electrical communication with the plurality of contacts; - said lower portion of said lamp base body (212; 312) has through openings (68, 368) receiving said functional terminals (74, 374) and said pass through terminals (76, 376), said housing (214; 314) being overmolded about a portion of said functional terminals (74, 374) and about a portion of said pass through terminals (76, 376) and fixing said functional terminals (74, 374) and said pass through terminals (76, 376) to said lamp socket assembly (210; 310).