Colorado

Fleet Vehicle Aftermarket Calibrations Speed Limited to 70 mph Reduced Power With No MIL or Vibration At Idle – 2015-2021 Chevrolet Colorado & GMC Canyon

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2021 Chevrolet Colorado

NHTSA ID Number: 10204457 Manufacturer Communication Number: PIP5830   Summary This Preliminary information communicates concerns created by an aftermarket ECM calibration installed by fleet companies.  The Fleet companies install aftermarket ECM calibrations to limit the vehicle speed to approximately 70 mph and reduce the over all power output. This calibration also reduces the engine idle speed and may induce a vibration … Read more

Squeak, Clunking Type Noise Heard From Rear of Vehicle – 2015-2022 Chevrolet Colorado & GMC Canyon

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2022 Chevrolet Colorado

NHTSA ID Number: 10205538 Manufacturer Communication Number: 17NA394 Summary This technical bulletin provides a procedure for lubricating the rear leaf springs and re-torque the bolts to correct a squeak, clunking noise.     Condition 1 Some customers may comment on a squeak type noise heard from the rear of the vehicle. Upon further investigation, the technician may … Read more

Key Will Not Rotate Back To Lock Position Intermittently – 2015-2022 Chevrolet Colorado & GMC Canyon

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2022 Chevrolet Colorado

NHTSA ID Number: 10206745 Manufacturer Communication Number: PIT5880   Summary This preliminary information serves as a diagnostic aid for a condition where the ignition switch may not rotate all the way back to the lock position when the ignition is turned off and addresses areas to look for resolution.     16 Affected Products Vehicles MAKE MODEL … Read more

Radio Software Version V808 USB Update – 2019-2020 Cadillac Chevrolet GMC Holden

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2020 Cadillac CT6

NHTSA ID Number: 10205543 Manufacturer Communication Number: 20NA171   Summary This service bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808.     18 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT6 2019-2020 CADILLAC XT4 2019 CHEVROLET BLAZER 2019 CHEVROLET CAMARO 2019 CHEVROLET COLORADO 2019-2020 CHEVROLET EQUINOX 2019-2020 CHEVROLET … Read more

Harsh 5-4 Downshift and Harsh 1-2 Upshift – 2017 Chevrolet Colorado & GMC Canyon

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2017 Chevrolet Colorado

NHTSA ID Number: 10205547 Manufacturer Communication Number: 21NA076   Summary This technical bulletin provides a procedure to repair a worn spring in the transmission to correct the customers concern.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET COLORADO 2017 GMC CANYON 2017   Condition Some customers may comment that their vehicle has developed a harsh … Read more