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Home >> GMC >> 1998 >> Forward Control 7.4 J >> Repair and Diagnosis >> Electrical >> Component Locations >> Electrical Component Locator >> Circuit Protection Devices

Circuit Protection Devices

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CIRCUIT PROTECTION DEVICES

Component Component Location
Battery Junction Block (6.5L VIN Y) On top left rear of intake manifold.
Crank Fuse On engine harness, right of steering column.
Diode 1 & 2 (6.5L VIN F) In underhood fuse/relay center.
Diode Network In dash harness, near I/P fuse block breakout.
Fusible Links At battery junction block.
I/P Fuse Block (4.3L VIN W) Behind dash panel (body builder installed). See Figure.
I/P Fuse Block (5.7L VIN R) Behind dash panel (body builder installed). See Figure.
I/P Fuse Block (6.5L VIN F) Behind dash panel (body builder installed).
I/P Fuse Block (6.5L VIN Y) Behind dash panel (body builder installed).
I/P Fuse Block (7.4L VIN J) Behind dash panel (body builder installed). See Figure.
Underhood Fuse/Relay Center (6.5L VIN F) In engine compartment.