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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Automatic Transmission - 4L60-E/4L65-E (Service & Replacement)) >> Diagnostic Information and Procedures >> Automatic Transmission Oil Cooler Flushing and Flow Test (J 35944-A) >> Cooler Flow Check and Flushing Steps

Cooler Flow Check and Flushing Steps

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Tools Required
  2. Preparation
  3. Back Flush
  4. Forward Flush
  5. Flow Check
  6. Clean-up