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 …

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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 …

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SES MIL DTC P1005 – 2019 Chevrolet Silverado & GMC Sierra 1500

2019 Chevrolet Silverado 1500

NHTSA ID Number: 10147375 Manufacturer Communication Number: PIT5636 Summary This Preliminary information communicates an issues with a SES MIL and DTC P1005. GM Engineering is working to root cause this issue.   Condition Some customers may comment on a SES MIL. When the vehicle is checked for DTCs, a P1005 will be set in the ECM.   …

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