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Circuit/System Verification

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. If DTCs P0480 or P0481 are set, perform those diagnostics first.
  2. Verify cooling fan operation using the scan tool commands listed below:
    • Fan Relay 1 ON and Fan Relay 2 OFF-Fan runs at high speed.
    • Fan Relay 1 OFF and Fan Relay 2 ON-Fan runs at low speed.
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