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Home >> GMC >> 2004 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different car >> Section 417 (Automatic Transmission - 4L80-E/4L85-E (Troubleshooting)) >> Troubleshooting >> Fluid Foaming

Fluid Foaming

WARNING: This page is about a different car, the 2004 GMC Yukon XL, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fluid Foaming

Checks Cause
Fluid
  • Contaminated antifreeze
  • Overfilled transmission
Engine Overheated
Filter (31) Cracked or not seated
Seal (32) Damaged or not seated
Vehicle Overloaded
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