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Home >> GMC >> 2003 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different car >> Section 499 (Automatic Transmission - 4L80-E/4L85-E (Troubleshooting)) >> Troubleshooting >> No Second Gear - D4

No Second Gear - D4

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.
No Second Gear - D4

Checks Cause
Case (7) The intermediate clutch feed cup plug is missing or the cup plug is not seated.
Intermediate Clutch Components
  • Backing Plate (630)
 Broken
  • Retainer Ring (633)
 Missing or not seated
  • Friction Plates (631)
 Worn
  • Outer Race (625)
 Worn Splines
  • Center Support (640)
 The support is cracked or the feed hole is blocked.
  • Center Support Bolt (25)
  • The bolt is broken or loose.
  • The oil hole is blocked.
  • Seals (637, 638)
 Worn
  • Piston (636)
 Cracked or jammed
  • Springs (635)
 Jammed
  • Transmission Fluid
  • Improper fluid
  • Additive package
  • Intermediate Sprag (624)
  • The outer race splines are worn.
  • The outer race is broken.
  • The splines or the inner race is worn.
  • Direct Clutch Housing (623)
 Broken
  • Retainer Ring (627)
 Missing or not seated
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