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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 >> Noise in First, Second, Third, Fourth, or Reverse Gear

Noise in First, Second, Third, Fourth, or Reverse Gear

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Noise in First, Second, Third, Fourth, or Reverse Gear

Checks Causes
Input Shaft Assembly (64) Inspect thrust washers, and ring gear for wear damage.
Sun Gear Carrier Assembly 1st - 2nd - 3rd Position (67, 77, 434) Inspect thrust washers, pinion gears, and pins for wear damage.
1-3 Clutch Housing Assembly (80) and 2-3-4 Clutch Assembly (471) Inspect for worn or damaged clutch bearing.