CRUTCHFIELD 70-1858 Receiver Wiring Adaptor Owner’s Manual

June 4, 2024
CRUTCHFIELD

CRUTCHFIELD 70-5520 Receiver Wiring Adaptor LOGO

CRUTCHFIELD 70-5520 Receiver Wiring Adaptor

CRUTCHFIELD 70-5520 Receiver Wiring Adaptor PRODUCT

Receiver Wiring Adaptor

IMPORTANT
Before starting, compare items on your invoice with items received. Thoroughly check packing materials. If an item  is missing, please call Crutchfield at 1-888-955-6000.

CONNECT WIRES
  • Match wires below to the matching function of each wire on your receiver.
  • The wire colors of your new receiver may, or may not, match the wire colors of the adaptor.
  • Match adaptor and receiver wires by function, disregarding color.
  • Your receiver illumination wire could be Orange or Orange/White.
  • As with other wires, match this wire to the illumination wire in this harness by function, not by color.
  • If your receiver does not have an illumination wire, tape off the illumination wire.
  • Individually tape off any unused wires.
  • Make final wiring connections.

Note
The Red and Yellow wires are reversed in 85-87 Somersets and 86-89 Skylarks factory equipped with digital AM radios.

CRUTCHFIELD 70-5520 Receiver Wiring Adaptor 1If your receiver does not have an illumination wire, tape off the Orange wire. Individually tape off any unused wires. If the vehicle was equipped with factory OnStar, the Remote Wire will be in Pin #29 on the separate 9-Pin plug Pink Wire. The Amp Remote Wire from the receiver must be spliced to this Pink Wire.

Tools & Parts Required

Wire Stripper/Crimp Tool

Crimp Caps

CRIMP CONNECTIONS

Strip wires back 1/2

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Twist wires together and insert in crimp cap.

Squeeze middle of cap for tight connection.

Complete crimp connections for all necessary wires. Be sure to wrap any wires from the Wiring Adaptor that are not necessary (wires with no match from the new receiver) with electrical tape.

CRUTCHFIELD 70-5520 Receiver Wiring Adaptor 7

APPLICATION

Generic Illustration

CRUTCHFIELD 70-5520 Receiver Wiring Adaptor 8

When ready to install the receiver plug the Wiring Adaptor from the new receiver or receiver assembly into the factory radio harnesses in the vehicle dash.

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