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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1669 (Automatic Transmission - 2MT70 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> Fluid Leak Diagnosis >> Powder Method

Powder Method

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. Thoroughly clean the suspected leak area with solvent.
  2. Apply an aerosol type leak tracing powder to the suspected leak area.
  3. Operate the vehicle for 24 km (15 mi), or until normal operating temperatures are reached.
  4. Shut OFF the engine.
  5. Inspect the suspected leak area.
  6. Trace the leak path through the powder in order to find the source of the leak.
  7. Make the necessary repairs.
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