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

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

T6 PIM /HPCM Programing – 2016-2019 Chevrolet Malibu & Volt

2019 Chevrolet Malibu

NHTSA ID Number: 10204461 Manufacturer Communication Number: PIC6448   Summary This Preliminary information communicates That Techline connect is Not supporting the programming of the T6 PIM / HPCM. and advise them to call Techline.     8 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET MALIBU 2016-2019 CHEVROLET VOLT 2016-2019   Condition SPS 2 may not program the … Read more

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

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

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

Information on Accessory All-Weather Floor Liners and Flat Mats Warped or Misshapen – 2021 and Prior GM Passenger Cars and Light Duty Trucks

2021 Chevrolet Camaro

NHTSA ID Number: 10188401 Manufacturer Communication Number: 21NA026   Summary This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.     429 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2012-2021 BUICK ENCORE 2013-2021 BUICK ENCORE GX 2020-2021 BUICK ENVISION 2016-2021 BUICK LACROSSE 2012-2019 BUICK … Read more