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P0894 - Transmission Component Slipping

Possible causes
- Low transmission fluid level
- Dirty or contaminated fluid
- Internal transmission failure
What does this mean? What does this mean?
Possible symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0894 Description

The Powertrain Control Module (PCM) monitors the difference between engine speed and transmission output speed. In D3 drive range with Torque Converter Clutch (TCC) engaged, the engine speed should closely match the transmission output speed. In D4 drive range, with the TCC engaged, the TCC slip speed should be -20 to +50 RPM.

P0894 Information for specific makes
P0894 BUICK Torque Converter Clutch Fluid Diagram
P0894 CADILLAC Torque Converter Clutch Fluid Diagram
P0894 CHEVROLET Torque Converter Clutch Fluid Diagram  P0894 Video
P0894 DODGE Transmission Component Slipping
P0894 GMC Torque Converter Clutch Fluid Diagram
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