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

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

Power Steering Noise or Fluid Leak from Power Steering Pump, Gear or High Pressure Hose During Extreme Low Temperature Conditions – 2007-2020 Buick Cadillac Chevrolet GMC Opel

2018 Cadillac XTS

NHTSA ID Number: 10163270 Manufacturer Communication Number: 130232001F Summary This technical bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.   179 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2012-2017 BUICK LACROSSE 2009-2013 BUICK REGAL 2011-2013 CADILLAC … Read more

Driver Information Center (DIC) Switch Buttons Are Inoperative – 2007-2017 Buick Chevrolet GMC Saturn

General Motors

NHTSA ID Number: 10184104 Manufacturer Communication Number: PIT4534G Summary This Preliminary Information communication provides information to the technician about vehicle that have the Driver Information Center button inoperative. Technician will insure the connectors to the Instrument Panel Cluster and the DIC witch are connected and then remove the (IPC/DSPLY) fuse. Reinstall the fuse after a few seconds … Read more

15663 – OnStar Microphone Quality – 2016 Buick Chevrolet GMC

2016 Buick Enclave

NHTSA ID Number: 10089571 Manufacturer Communication Number: 15663   Summary 15663 – SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO RELOCATE A WIRE CIRCUIT WITHIN THE ONSTAR CONNECTOR ON CERTAIN VEHICLES. THESE VEHICLES LACK A GROUND IN THE MICROPHONE RETURN PATH, WHICH RESULTS IN THE VOICE RECOGNITION BECOMING INOPERABLE WHEN THE VEHICLE IS IN RETAINED ACCESSORY … Read more