NHTSA ID Number: 10222664 Manufacturer Communication Number: 22-NA-022 Summary This Informational bulletin advises the technician of a possible oil leak at the front cover and how to diagnose it to verify if it is coming from the seal or not.   Condition Some customers may comment on a oil leak. The technician may find DTC P06DD set. ... Read more

The post LM2 Diesel with a Rear Main Oil Leak with or without DTC P06DD Set – 2020-2023 Cadillac Chevrolet GMC first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10183128 Manufacturer Communication Number: 16NA325   Summary This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.   SEOCONTENT-START Service Bulletin Bulletin No.: 16-NA-325 Date: October, 2020 TECHNICAL Subject: Identifying Non-GM ECM Calibration Use ... Read more

The post Identifying Non-GM ECM Calibration Use and Power-up Hardware Detection in 2.8 Duramax Diesel Engines Using GDS 2 – 2016-2021 Chevrolet & GMC first appeard on GM - OEMDTC and is written by oemdtc

April 25, 2019 NHTSA CAMPAIGN NUMBER: 19V328000 Engine Block Heater/Terminal Short-Circuit A short-circuit may damage the engine components and increase the risk of fire.   NHTSA Campaign Number: 19V328 Manufacturer General Motors LLC Components ENGINE Potential Number of Units Affected 324,226   Summary General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 4500, 5500 and 6500 vehicles and 2017-2019 ... Read more

The post Product Safety Recall N182206312 Diesel Engine Block Heater Cord – 2019 Chevrolet Silverado first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10163254 Manufacturer Communication Number: 19NA138 Summary This technical bulletin provides a procedure to replace high pressure pipes if found the cause of the fuel concerns.   32 Affected Products Vehicles CHEVROLET EXPRESS 2010-2015 CHEVROLET SILVERADO 1500 2010-2015 CHEVROLET SILVERADO 2500 2014 CHEVROLET SILVERADO 3500 2014 GMC SAVANA 2010-2015 GMC SIERRA 1500 2010-2015 GMC SIERRA ... Read more

The post Fuel Odor or Signs of Fuel At High Pressure Pump To High Pressure Fuel Lines, Fuel Leak Found At the Bottom Of The Flywheel Housing – 2010-2015 Chevrolet & GMC first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10111705 Manufacturer Communication Number: PIP4912E   Summary This Preliminary Information communication provides information to the technician on vehicles that may have an intermittent high idle. If a technician has duplicated, or the customer description aligns with the speeds mentioned in the idle speed description tables, the idle speed should be considered a normal characteristic ... Read more

The post Duramax Intermittent High Idle Or Elevated Idle Descriptions – 2010-2016 Chevrolet & GMC first appeard on GM - OEMDTC and is written by oemdtc