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ADDED TO YOUR CART!
Wiring Harness, Dash, 1977 GM Trucks, Diesel w/HD Chassis
ADDED TO YOUR WISHLIST!
This complete assembly provides wiring for all instrumentation and under dash functional wiring. Fuse block, heater control, interior console lighting (if applicable), steering column controls and air conditioning controls where applicable. Models are available with either a full factory gauge package or a warning light configuration. The gauge package typically includes temperature, oil pressure, and ammeter gauges, while the warning light system uses indicator bulbs to signal an issue.
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