NHTSA ID Number: 10220319 Manufacturer Communication Number: 22-NA-181 Summary This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission.   Condition Some customers may comment on a noise coming from underneath the vehicle equipped ... Read more

The post Avoiding Torque Converter Or Crankshaft Damage While Diagnosing Noise Concerns Do Not Separate The Torque Converter From the Flex Plate – GM Passenger Cars and Trucks first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10126207 Manufacturer Communication Number: 140601002A   Summary This technical bulletin provides a procedure to replace the crankshaft bearings and rear oil seal to correct the customers concern of an oil leak.     Condition Engine oil leak under their vehicle. Engine oil leak between the engine and transmission mounting surfaces.   Cause This may ... Read more

The post Crankshaft Rear Oil Seal – Oil Leak – 2012-2013 Buick Cadillac Chevrolet GMC first appeard on GM - OEMDTC and is written by oemdtc