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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 >> General Method

General 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. Verify that the leak is transmission fluid.
  2. Thoroughly clean the suspected leak area.
  3. Drive the vehicle for 24 km (15 mi) or until normal operating temperatures are reached.
  4. Park the vehicle over clean paper or cardboard.
  5. Turn the ignition switch off.
  6. Wait approximately 30 minutes.
  7. Inspect the paper for spots in proportion to its position under the transmission assembly.
  8. Make the necessary repairs.