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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1220 (Hybrid Engine Control System) >> Diagnostic Information and Procedures >> Engine Will Not Crank >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ensure the range selector lever is in Park or Neutral.
  2. Turn the ignition key to crank.
  3. The engine should instantly crank and run.
    • If the engine starts and runs, the system is operating normally.
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