When does the torque converter slip during lockup?
About 10K miles ago, I started noticing that at lower speeds when the torque converter should be fully locked (50-60MPH), that it will lockup like expected, but then there will be a couple seconds of slippage, allowing the engine RPM to increase 200-400 RPM, and then back to full lock.
Is there a problem with the torque converter?
It could be a problem with the transmission, or the transmission could be perfectly fine and it could be a problem with the torque converter. Torque converter issues on a lot of older transmissions can be diagnosed by carrying out a stall-speed test.
What is the purpose of the torque converter clutch?
The purpose of the Transmission Converter Clutch (TCC) feature is to eliminate the power loss of the torque converter stage when the vehicle is in a cruise mode. The TCC System uses a solenoid-operated valve to couple the engine flywheel to the output shaft of the transmission through the torque converter.
What makes a torque converter shudder at low speed?
Torque Converter Shudder Problems. A torque converter is the fluid coupling between an engine and transmission that allows the engine to idle at low speed without engaging the transmission. A torque converter uses an engine-driven turbine (fan) to push fluid through a matching turbine attached to the transmission.
What are the signs of a torque converter problem?
The sign and cause and how to fix the torque converter is our point of discussion. The torque converter problem in simple terms can be described as a lock-up. The torque converter is the part that allows fluids to pass from the engine to the transmission. Is car torque problem a big issue?
When does the torque converter lock up or non lock up?
The AODE/4R70W and Chevy 4L60E + trannies have a VARIABLE lockup with a selinoid accualting a cltuch in the troque converter. Engagement is usually just after 3rd gear changes and 4th. The TCC unlocks when you push the brake or try to accerlate to some degree.
The purpose of the Transmission Converter Clutch (TCC) feature is to eliminate the power loss of the torque converter stage when the vehicle is in a cruise mode. The TCC System uses a solenoid-operated valve to couple the engine flywheel to the output shaft of the transmission through the torque converter.
Where can I buy a torque converter for my car?
Buy new torque converters online at RoadrunnerConverters.com. Shop online or call us and we will help you select the best new torque converter for your vehicle, your needs, and your budget. We build everything from high performance and stout towing to torque converters designed to help you get maximum fuel efficiency.