Looks like an injector plug but not sure which type. They did have Z engine flex fuel motors in 02 but GM service info doesn't show a different connector for FF than for regular. Here is the GM picture of the 02 pigtail.
My Garage
1991 Silverado-L33 5.3L, 212/218 .557 .562 115+4, ASP under drive pulley,180* thermostat, 90mm truck intake w/ LS3 throttle body. Shoenfeld conversion headers and duel Flowmaster exhaust. Performabuilt LVL 1 transmission and 23-2500 stall converter.
Forum Rules