Non-Operating Remote Start with DTCs P31DB/P31E8 Set – 2021-2022 Chevrolet Corvette

2022 Chevrolet Corvette

NHTSA ID Number: 10222833 Manufacturer Communication Number: 22-NA-189 Summary This service bulletin provides repair information to correct a customer concern of Non-Operating Remote Start with DTCs P31DB/P31E8 Set.   Condition Some customers may comment on remote start being disabled or inoperative. Technicians may find DTCs P31DB and/or P31E8 set current or in recent history.   Cause The …

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Malfunction Indicator Lamp (MIL) Illuminated, DTC P31E8, P31DB, P31D4 and/or P31E2 Set – 2020-2021 Cadillac CT4 & CT5

2021 Cadillac CT4

NHTSA ID Number: 10198892 Manufacturer Communication Number: 21NA130   Summary This service bulletin provides a repair procedure to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated, DTC P31E8, P31DB, P31D4 and/or P31E2 Set.     4 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT4 2020-2021 CADILLAC CT5 2020-2021   Condition Some customers may comment that …

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