Did you loosen the bolt that's in the center of the connector? the two small bolts just hold the cab side of the harness to the firewall.
Did you loosen the bolt that's in the center of the connector? the two small bolts just hold the cab side of the harness to the firewall.
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.