FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Blower Motor Always On



BLOWER MOTOR ALWAYS ON

TEST DESCRIPTION

Steps 1-7:




The number below refers to the step number on the diagnostic table.
4. Test the Low, Med 1, Med 2 and High blower motor control circuits for an short to voltage. The high blower motor control circuit uses the body control module (BCM) as a junction block. Be sure to check all 3 high blower motor control circuits.