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Circuit/System Testing

WARNING: This page is about a different car, the 2007 Saturn Outlook. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the instrument panel (I/P) fuse block connector X1 34, inside rearview mirror.
  2. Ignition OFF, disconnect the BCM harness connector X6 and test for a ground signal at the connector terminal 2.
    • If the circuit exhibits a ground signal, repair the short to ground in the control circuit.
  3. Reconnect the inside rearview mirror and test the BCM harness connector X1, terminal 34 again for ground.
    • If the circuit now exhibits a ground signal of 20 ohms or less, replace the inside rearview mirror.
  4. Reconnect the I/P fuse block connector and test the BCM harness connector X1, terminal 34 again for ground.
    • If the circuit now exhibits a ground signal of 20 ohms or less, replace the I/P fuse block.
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