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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1602 (Heating, Ventilation And Air Conditioning) >> Diagnostic Information and Procedures >> Leak Testing >> A/C Compressor Shaft Seal Leak Detection with Dye

A/C Compressor Shaft Seal Leak Detection with Dye

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Run the A/C system 15-30 minutes depending on the type of leak in order to circulate the dye.
  2. Use J 42220  to inspect the A/C compressor shaft seal.
  3. To prevent a future false diagnosis, thoroughly clean any residual dye from the area of the leak with a rag and the approved fluorescent dye cleaner J 43872  .
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