C 1500 Truck 2WD V8-350 5.7L (1989)
Figure 1
8.
Make the following connections (see Figure 1).
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Red wire to terminal E of high blower motor relay connector and to the junction block connection located on the cowl.
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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.
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Remaining end of black wire to terminal A of high blower motor relay connector
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Brown wire to terminal D high blower relay connector and terminal 52 of resistor block.
