Ticking, Tap, or Rattle Noise From Engine – 2013-2019 Buick Cadillac Chevrolet GMC

2019 Cadillac XTS

NHTSA ID Number: 10156938 Manufacturer Communication Number: PIP5331G   Summary This Preliminary Information communication provides information on a rattle, tick, or knock type noise. Any drivability concerns they should be addressed prior to the following diagnostic progression. A sound file or video with sound of the noise needs to be made prior to dis-assembly to help isolate … Read more

Whistle Noise Heard from Engine Compartment, Rough Idle and/or DTC P0171 – 2011-2012 Chevrolet Cruze

2012 Chevrolet Cruze

NHTSA ID Number: 10126352 Manufacturer Communication Number: PI0850A   Summary This preliminary informational bulletin provides repair information to correct a customer concern of a whistle noise heard from the engine compartment and/or the vehicle runs rough with the service engine light on and/or DTC P0171 set.   2 Affected Products Vehicle CHEVROLET CRUZE 2011-2012   Parts Camshaft … Read more

Rattle Squeak Clunk Thump Bump Noise from Front Suspension – 2007-2019 Cadillac Chevrolet GMC

2019 Chevrolet Suburban

NHTSA ID Number: 10161036 Manufacturer Communication Number: PIT5049E Summary This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a repair for the concern. Technician should inspect the opposite side shock/strut for … Read more

Unable To Communicate With The EBCM DTC U0121 – 2007-2015 Buick Cadillac Chevrolet GMC Pontiac Saturn

2015 Chevrolet Camaro

NHTSA ID Number: 10127232 Manufacturer Communication Number: PIT4056H   Summary This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a Antilock Braking System Malfunction Indicator Lamp on. Technician will find the scan tool will not communicate with the Electronic Brake Control Module. Technician will check the Yaw … Read more

Exhaust Fluid Quality Poor Message Displayed, Reductant Fluid Quality Test Status will Pass, Time Out, Fail or Interrupt – 2010-2016 Chevrolet & GMC with Duramax Diesel 6.6L Engine

2016 Chevrolet Silverado

NHTSA ID Number: 10126345 Manufacturer Communication Number: PI1214B   Summary This preliminary informational bulletin provides service personnel with a guide to determine which SI documents and scan tool parameters to reference when encountering an: Exhaust Fluid Quality Poor message displayed, and a Reductant Fluid Quality Test status that will Pass, Time Out, Fail or Interrupt and other … Read more