3500 4x4 Pickup V10-488 8.0L Magnum (1994)
International Symbol Identification Chart
Wire Color Codes
Black:
BK
Blue:
BL
Brown:
BR
Dark Blue:
DB
Dark Green:
DG
Gray:
GY
Light Blue:
LB
Light Green:
LG
Orange:
OR
Pink:
PK
Red:
RD
Tan:
TN
Violet:
VT
White:
WT
Yellow:
YL
Diagnostic Aids
When troubleshooting wiring problems there are six steps which can aid in the procedure. The steps are listed and explained below. Always check for
non-factory items added to the vehicle before doing any diagnosis. If the vehicle is equipped with these items, disconnect them to verify these add-on
items are not the cause of the problem.
1. Verify the problem.