C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)
![background image](/gmc/c_3500_truck_2wd/v8-454_7.4l_vin_j_sfi/Page-3480001.png)
Horn Relay: Locations
Engine Compartment (Left Side)
In the Underhood Fuse Block
In the Underhood Fuse Relay Center
Horn Relay: Locations
Engine Compartment (Left Side)
In the Underhood Fuse Block
In the Underhood Fuse Relay Center