Engine Wire Harness Chafing / IPC Gauges Sweep / IPC Warning Message / SES/Check Engine/MIL / No Start / No Crank / Runs Rough / Stalls / Reduced Engine Power / Various DTCs – 2019-2021 Cadillac Chevrolet GMC

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10224856 Manufacturer Communication Number: 21-NA-149 Summary This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.   Condition 1 This Condition pertains to vehicles equipped with engine 2.7L, L3B only. Some customers may comment on any of the following concerns: – SES MIL – No Start – No … Read more

Various Electrical Concerns (Inspect UBEC Bolts For Being Loose) – 2019-2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10178357 Manufacturer Communication Number: PIT5756   Summary This Preliminary information communicates an issue with the underhood electrical center bolts being loose which can cause any of the following symptoms: – No crank – No start – Starter grinds or reengages after engine running – Headlights flicker or flash – SES MIL – IPC gauges … Read more

No Restart after an Auto Stop Event / No Crank / Dead Battery – 2019-2021 Chevrolet Silverado & GMC Sierra

2019 Chevrolet Silverado 1500

NHTSA ID Number: 10201279 Manufacturer Communication Number: PIT5689D   Summary This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active.  PIE0572 has now ended and reinstating the PI.     Condition Some customers may … Read more

Floor Wet Under Carpet/Engine Continues to Run with Key Off/Possible No Crank/No Start/Communication Loss/Various Electrical Concerns – 2007-2016 Buick Chevrolet GMC Saturn

2016 Buick Enclave

NHTSA ID Number: 10113649 Manufacturer Communication Number: 08-08-57-003F Summary This technical bulletin provides repair information to correct a customer concern of floor wet under carpet, engine continues to run with key off, possible no crank/no start, communication loss, various electrical concerns.   31 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2008-2016 CHEVROLET TRAVERSE 2009-2016 GMC ACADIA … 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 Vehicle will not charge. Vehicle will not start or had to jump start. Vehicle stalled. Multiple warning indicators including … Read more