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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 54 (Automatic Transmission - 4T80-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> Soft Shifts

Soft Shifts

WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Checks Causes
Calibration Incorrect platform or level
Line Pressure Too low
Pressure Control Solenoid Stuck ON
Pressure Control Solenoid Clamp Broken clamp causing leakage