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Home >> Chevrolet >> 2012 >> Tahoe Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1101 (Automatic Transmission - 6L50/6L80/6L90 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> Noise in First, Second, Third, Fourth, Fifth, or Reverse Gear

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

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Checks Causes
Input Carrier Assembly (52) Inspect thrust washers, pinion gears, and pins for wear or damage.
Input Sun Gear (53) Inspect for damaged sun gear.
1-2-3-4 and 3-5-R Clutch Assembly (51) Inspect for worn or damaged clutch bearing (428).