False Code B124B sym04 Set Current in HMI Module with No Other Concerns Observed – 2014-2015 Buick Chevrolet GMC

2015 Chevrolet Colorado

NHTSA ID Number: 10114482 Manufacturer Communication Number: PIC5910C   Summary This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B124B sym 04 in the HMI module. Technician should check the USB port operations if no issue found it should be considered a false code and no components should be … Read more

GM of Canada OnStar Cellular Communication Upgrade – 2000-2015 GM Passenger Car and Light Duty Trucks

2015 Buick Enclave

NHTSA ID Number: 10166666 Manufacturer Communication Number: 150844001J   Summary This informational bulletin provides information for the GM of Canada OnStar Cellular Communication Upgrade to 3G/4G LTE for vehicles that may need an upgrade.     671 Affected Products Vehicles MAKE MODEL YEAR BUICK CENTURY 2000, 2004-2005 BUICK ENCLAVE 2008-2015 BUICK ENCORE 2013-2014 BUICK LACROSSE 2005-2014 BUICK … Read more

HD Radio Signal Cuts In and Out, Skips, or Drops Out – 2013-2015 Buick Cadillac Chevrolet & GMC

2015 Chevrolet Silverado

NHTSA ID Number: 10114387 Manufacturer Communication Number: PIC5854D   Summary This Preliminary Information communication provides information to the technician about vehicles that may have a the AM or FM audio volume changes, mutes, echoes, cuts in and out, repeats broadcast content, or skips intermittently. Advise this is normal operation when listening to a weak AM or FM … Read more

Fuel Gauge Does Not Read Full, Only Goes to 7/8 Full – 2013-2015 Buick Cadillac & Chevrolet

Chevrolet Buick GMC Cadillac

Subject: Fuel Gauge Does Not Read Full, Only Goes to 7/8 Full Models: 2013-2015 Buick LaCrosse, Regal 2013-2015 Cadillac XTS 2013-2015 Chevrolet Malibu LT or LTZ Equipped with Engine RPOs LFX, LEA, LHU, LTG, LCV and LKW (Excluding AWD Vehicles)     Fuel gauge not reading full, only goes to 7/8 full.   This condition … Read more

(HYBRID) eAssist Red Battery Light and Possible Engine Stall Due to Lack of 12V Battery Charge with P0562 – 2012-2015 Buick & Chevrolet

2015 Buick LaCrosse

NHTSA ID Number: 10126242 Manufacturer Communication Number: PI1381   Summary This preliminary informational bulletin provides a procedure to reprogram the HPCM to correct the customer concern of a no charge, jump start and/or vehicle stalling.     Condition/Concern Multiple warning indicators including a Battery Lamp and Service Charging System message with P0562. This may be caused by … Read more