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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1004 (Automatic Transmission - 4L80-E/4L85-E (Troubleshooting)) >> Troubleshooting >> Fluid Foaming

Fluid Foaming

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. 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