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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1327 (Automatic Transmission - Mu4 (Introduction, Service & Replacement)) >> Diagnostic Information and Procedures >> Fluid Leak Diagnosis >> Powder Method

Powder Method

WARNING: This page is about a different car, the 2004 Pontiac Vibe. 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 powder or baby powder to the suspected leak area.
  3. Drive the vehicle for 24 km (15 mi) or until the normal operating temperatures are reached.
  4. Turn the ignition switch off.
  5. Inspect the suspected leak area and trace the leak path through the powder to find the source.
  6. Make the necessary repairs.
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