C 1500 Truck 2WD V8-350 5.7L (1989)
Figure 1
7.
Make the following connections (see Figure 1). Red wire to terminal E of high blower motor relay connector and to the junction block connection
located on the cowl. Black wire to blower motor case mounting bolt for chassis ground. Choose the nearest bolt and scrape lightly around the bolt
hole to assure a good ground.
^
Remaining end of black wire to terminal A of high blower motor relay connector
^
Brown wire to terminal D high blower relay connector and terminal 52 of resistor block.
^
Remaining orange wire (ignition lead) to terminal C of high blower relay connector.
8.
Firmly install the high blower connector to the high blower motor relay.
