NHTSA ID Number: 10222798 Manufacturer Communication Number: 22-NA-060 Summary This informational bulletin provides a procedure to install an isolator over the valve cover if found missing and corrects the customers concern. Condition Some customers may comment that they hear a tick or rattle type noise coming from the engine compartment – This noise may be noticeable … Read more
NHTSA ID Number: 10222836 Manufacturer Communication Number: 22-NA-192 Summary This informational bulletin advises the tech on how to check the oil on the new vehicles. Information 2023 LZ0 powered vehicles are being shipped with an extra quart of oil in the crankcase. This extra oil is only required for the first factory fill. – Do not … Read more
NHTSA ID Number: 10222838 Manufacturer Communication Number: 22-NA-194 Summary This technical bulletin provides repair information to correct a customer concern of a wet headliner, and/or carpet on the driver side of the vehicle, waterleak at front roof ditch, A-pillar area. Condition Some customers may comment on seeing a wet headliner, and/or carpet on the driver side … Read more
NHTSA ID Number: 10224279 Manufacturer Communication Number: PIP5870 Summary This Preliminary information communicates that GM Engineering recommends the use of the PF63 oil filter on all 2023 and newer L5P powered vehicles. If a PF63 is not available, a PF26 can also be used. Condition A technician may see this new filter and look in the part … Read more
NHTSA ID Number: 10224282 Manufacturer Communication Number: PIP5871 Summary This Preliminary information communicates that there is an update calibration for the ecm concerning a P11D5 setting on 2023 Chevrolet and GMC trucks equipped with the L5P engine. Condition Customer may complain of a MIL on DIC Cause A technician may see P11D5 set in the … Read more