Torque Converter Clutch (TCC) Slip - 100 RPM Slip

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

TCC Slip (100 RPM)

Checks	Causes
Valve Body Assembly (60)	TCC/PWM solenoid leaks Regulator apply valve or converter clutch shift valve sticking or side loading
Oil Pump Assembly (4)	Stator shaft bushings worn, due to scratched turbine shaft journal (replace bushings and input housing assembly) TCC apply valve is stuck open TCC solenoid leaking
Input Housing and Turbine Shaft Assembly (621)	Scratched journal on turbine shaft Turbine shaft O-ring cut Turbine shaft hole not drilled to full depth