Contents Wiring diagrams Section: Automatic Trans All sections

DTC P0741: TCC SYSTEM STUCK OFF Chevrolet Venture I

Note. For circuit and terminal identification, see WIRING DIAGRAMS .

Circuit Description

PCM controls TCC Pulse Width Modulated (PWM) solenoid. Solenoid controls hydraulic fluid for TCC apply and release. When TCC is fully applied, engine is coupled directly to transaxle through TCC. TCC used is an electronically controlled capacity clutch (ECCC). PCM will normally allow a small amount of slip to occur with the ECCC. When TCC is engaged, TCC slip speed is maintained at about 20-50 RPM. If PCM detects high torque converter slip when TCC is commanded on, DTC P0741 sets.