(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 Vehicle will not charge. Vehicle will not start or had to jump start. Vehicle stalled. Multiple warning indicators including … Read more

DTC C0544 and/or U0415 Set and Will Not Clear – 2012-2013 Buick Chevrolet GMC

2013 Chevrolet Equinox

NHTSA ID Number: 10126211 Manufacturer Communication Number: PI0800D   Summary This preliminary bulletin provides a procedure to reprogram the power steering module to correct the customers concern of the MIL on and a drop in power steering assist.     Condition/Concern Malfunction Indicator Lamp (MIL) on and a drop in power steering assistance. DTC C0544 with fault … Read more

Cooling System Contaminated With Engine Oil – 2010-2021 Buick Cadillac Chevrolet GMC

2020 Buick Enclave

NHTSA ID Number: 10198879 Manufacturer Communication Number: 21NA108   Summary This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.     Condition Engine is overheating. One or more of the following conditions: Oil in the coolant overflow reservoir Coolant discharging from the coolant reservoir … Read more

Tick Noise And/or Misfires On AFM Cylinders 1 4 6 And/or 7 – 2005-2015 Buick Cadillac Chevrolet GMC Pontiac Saab

2015 Chevrolet Camaro

NHTSA ID Number: 10113935 Manufacturer Communication Number: PIP4568S   Summary This Preliminary Information communication provides information to the technician that some vehicles may have a Service Engine Soon lamp, engine misfire on cylinder 1, 4, 6, or 7 and/or tick noise. Technician will follow service information diagnosis first. If service information diagnosis does not isolate the cause … Read more

P00C6 P228C Diagnostic Assistance – 2010-2015 Buick Cadillac Chevrolet GMC

2015 Chevrolet Camaro

NHTSA ID Number: 10114546 Manufacturer Communication Number: PIP5209C   Summary This Preliminary Information communication advises the technician to follow this Preliminary Information if there is a diagnostic trouble code P00C6 and or P228C set and normal Service Information diagnostics didn’t lead to a repair. Technician is to recheck the terminals at the Engine Control module for fit … Read more