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Home >> GMC >> 2011 >> Yukon Base, 5.3 3 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Automatic Transmission - 2ML70 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Harsh, Soft, Delayed, or Slipping Reverse Gear

Harsh, Soft, Delayed, or Slipping Reverse Gear

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Harsh, Soft, Delayed, or Slipping Reverse Gear

Checks Causes
Hybrid Low 1-2 Clutch Assembly
  • Inspect for damaged or worn 1-2 clutch plates.
  • Inspect for damaged 1-2 clutch piston, apply ring, and spring.
  • Inspect for cut, worn, or damaged 1-2 clutch piston dam O-ring seal, inner seal, and outer seal.
  • Inspect for improper 1-2 clutch backing plate retaining ring.
  • Inspect for damaged 1-2 clutch backing plate
  • Inspect for worn splines on the backing plate.