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

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

Cooling Fans Continuously Run, Malfunction Indicator Lamp (MIL) Illuminated – DTC P2B60, P1098, P26BB, P149D, P0421, and/or P0606 Set – 2021 Chevrolet Silverado & GMC Sierra 1500

2021 Chevrolet Silverado 1500

NHTSA ID Number: 10198877 Manufacturer Communication Number: 21NA096   Summary This technical bulletin provides a procedure to program the ECM to correct the customers concern.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2021 GMC SIERRA 1500 2021   Condition Some customers may comment on one or more of the following conditions: •   …

Read more

Pop Noise Heard on Heavy Acceleration Only, Lack of Power When on the Highway, Stall- Multiple DTC’s or No DTC’s Set – 2021-2022 Buick Encore GX & Chevrolet Trailblazer

2022 Chevrolet Trailblazer

NHTSA ID Number: 10205559 Manufacturer Communication Number: 21NA215   Summary This technical bulletin provides a procedure to correct a customer concern of a Pop Noise Heard on Heavy Acceleration Only.     4 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2021-2022 CHEVROLET TRAILBLAZER 2021-2022   Condition Some customers may comment that a pop noise can …

Read more

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

Service Update N192287020 Momentary Loss of Park Engagement – 2019-2020 Cadillac CT6

2020 Cadillac CT6

NHTSA ID Number: 10183222 Manufacturer Communication Number: N192287020   Summary Service Update – Certain 2019-2020 model year Cadillac CT6 vehicles equipped with a 10 speed transmission, (RPO MHS or MHW) may have a condition when shifting into park, resulting in a momentary loss of park engagement. If this were to occur, one or more of the following …

Read more