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Home >> Hummer >> 2009 >> H3T Alpha >> Repair and Diagnosis >> External Pages >> Different car >> Section 161 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information and Procedures >> Vibration in Reverse and Whining Noise in Park

Vibration in Reverse and Whining Noise in Park

WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Vibration in Reverse and Whining Noise in Park

Checks Causes
Oil Pump (4) Chamber in pump body rotor pocket
Miscellaneous Fluid level-overfilled