Converter Clutch Stuck On in Second, Third and Fourth Gear. Chevrolet Uplander

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2005 🢒 Uplander - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T65-E 🢒 Converter Clutch Stuck On in Second, Third and Fourth Gear

Converter Clutch Stuck On in 2nd, 3rd and 4th Gear

Checks

Cause

DEFINITION: No difference in RPM is noted between the engine speed and the transaxle input (turbine) shaft speed in second, third and fourth gear, DRIVE range. TCC is not ON in first gear and the engine does not stall when the vehicle slows to a stop or is shifted from PARK or NEUTRAL range to REVERSE or DRIVE range.

Control Valve Body Assembly

•	The TCC PWM solenoid valve assembly (334) is faulty (stuck ON).

•	The control valve body spacer plate gaskets assembly (396) are misassembled or contain incorrect parts.

•	The PWM internal O-ring is missing or damaged.