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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 239 (Automatic Transaxle - 4T65-E - Service, Diagnosis & Troubleshooting) >> Diagnostic Information & Procedures >> Fluid Leak Diagnosis >> Dye and Black Light Method

Dye and Black Light Method

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.

A fluid dye and black light kit is available from various tool manufacturers.

  1. Follow the manufacturer's instructions in order to determine the amount of dye to use.
  2. Detect the leak with the black light.
  3. Make the necessary repairs.