Stop/Start

Stop/Start System Malfunction, DTC P1064, P1065, P1068, P106F, P1070, P108D, P108E, or P1091 Set – 2016 Cadillac ATS, CTS

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2016 Cadillac ATS

NHTSA ID Number: 10201133 Manufacturer Communication Number: PI1518A Summary Stop/Start System Malfunction, DTS P1064, P1065, P1068, P1070, P108D, P108R, or P1091 Set – Equipped with Stop/Start System (RPO KL9)   Condition/Concern Some customers may comment that the message “Stop/Start System Disabled” appears on the DIC. There may be a poor ground terminal connection at G400.   Recommendation/Instructions … Read more

Malfunction Indicator Lamp (MIL) Illuminated – DTC P3055 and/or P3056 Set – 2019-2021 Chevrolet Silverado & GMC Sierra 1500

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2021 Chevrolet Silverado 1500

NHTSA ID Number: 10198889 Manufacturer Communication Number: 21NA121 Summary This technical bulletin provides a procedure to inspect fuses F51DR and/or F52DR in the X51R right instrument panel fuse block when they should not be installed.     Condition Some customers may comment that the Stop/Start function is inoperative, and the MIL is illuminated. Some technicians may find … Read more

Diagnostic Tips for Stop/Start and Auto Stop Operation – 2014-2016 Cadillac ATS, CTS

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2016 Cadillac ATS

NHTSA ID Number: 10112776 Manufacturer Communication Number: 16-NA-071 Summary This technical bulletin provides multiple procedures to check the auto start/stop feature is working as intended by reviewing the auto start inhibit reason and/or auto stop disable reason lists in the engine control module   6 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ATS 2014-2016 CADILLAC CTS 2014-2016 … Read more