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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1724 (Automatic Transmission - 2ML70 - Symptom Troubleshooting And Diagnosis) >> Noise in First, Second, Third, Fourth, or Reverse Gear

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

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
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.