TCM

Service Engine Soon Light/Message with DTCs P0606 or P0607 in the TCM – 2020-2022 Chevrolet Corvette

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2022 Chevrolet Corvette

NHTSA ID Number: 10216360 Manufacturer Communication Number: PIP5852 Summary This Preliminary information communicates an anomaly in the transmission control module to erroneously set diagnostic trouble codes.   Condition Service engine tell-tale or message with stored TCM DTCs or P0606 and or P0607   Cause TCM Software anomaly   3 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET CORVETTE … Read more

10L1000 Transmission Control Module TCM Calibration Update to Address Various Transmission Concerns and Improve Transmission Performance – 2020 Chevrolet Silverado & GMC Sierra 2500/3500

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2020 Chevrolet Silverado

NHTSA ID Number: 10185740 Manufacturer Communication Number: PIP5770   Summary This Preliminary information communicates to the dealer technician to reprogram the transmission control module after any 10L1000 transmission repair.   2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2020 GMC SIERRA 2500 2020     SEOCONTENT-START Bulletin No.: PIP5770 Published date: 12/16/2020 Preliminary Information PIP5770 … Read more

Service Update N202316880 Transmission Control Module (TCM) Software Error/Mismatch – 2020 Chevrolet Corvette

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2020 Chevrolet Corvette

NHTSA ID Number: 10184524 Manufacturer Communication Number: N202316880   Summary Service Update – Certain 2020 model year Chevrolet Corvette vehicles may have a condition where diagnostic trouble codes (DTC’s) P1967 and/or P1968 may falsely set in the transmission control module (TCM) due to an internal software misalignment. GM will update the software in the TCM. Owners who … Read more

Service Engine Soon Light/Message with DTCs P1967 or P1968 in the TCM – 2020 Chevrolet Corvette

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2020 Chevrolet Corvette

NHTSA ID Number: 10184093 Manufacturer Communication Number: PIP5757A   Summary This Preliminary information communicates an anomaly in the transmission control module to erroneously set diagnostic trouble codes.   SEOCONTENT-START Bulletin No.: PIP5757A Published date: 11/2/2020 Preliminary Information PIP5757A Service Engine Soon Light/Message with DTCs P1967 or P1968 in the TCM Models Brand: Model: Model Years: VIN: Engine: … Read more

Recovery Process from a Controller Reprogramming Interruption – 2015-2016 Cadillac Chevrolet GMC

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2016 Chevrolet Camaro

NHTSA ID Number: 10201118 Manufacturer Communication Number: 15-NA-083   Summary Recovery Process from a Controller Reprogramming Interruption   Condition During service reprogramming of the T87 TCM, some technicians may notice the TCM may fail during the reprogramming event and become unresponsive to the Service Programming System (SPS), unresponsive to the GDS2 tool. This bulletin addresses corrective actions … Read more