C 2500 Truck 2WD V8-454 7.4L VIN N TBI (1995)
Fuse Tester
A simple tester (J 34764) can detect a blown fuse. To check a fuse, the tester is applied directly to the fuse in the Fuse Block. Two probes contact the
fuse, either into the slots of a flat fuse or to the metal ends of a glass fuse. With power ON, a red Light Emitting Diode (LED) in the tester lights if the
fuse is open. The handle of the tester is a tool for removing either type of fuse.
Special Tools
Diode Replacement
Many vehicle electrical systems use a diode to isolate circuits and protect the components from voltage spikes. When installing a new diode, use the
following procedure: