Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated – DTCs P0300, P0301-P0306 and/or P0016-P0019 Set – 2016-2022 Buick Cadillac Chevrolet GMC Holden

2019 Chevrolet Colorado

NHTSA ID Number: 10205594 Manufacturer Communication Number: 21NA278   Summary This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated.     57 Affected Products Vehicles MAKE MODEL YEAR BUICK LACROSSE 2017-2019 BUICK REGAL 2018-2020 CADILLAC ATS 2016-2019 CADILLAC CT5 … Read more

Passive Door Unlocking Inoperative and/or Enabling and Disabling of Passive Unlocking – 2019-2021 Buick Cadillac Chevrolet GMC

2019 Chevrolet Silverado 1500

NHTSA ID Number: 10199234 Manufacturer Communication Number: 18NA279   Summary This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.     80 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2019-2021 BUICK ENCORE 2019-2021 BUICK ENCORE GX 2020-2021 BUICK ENVISION 2019-2021 BUICK LACROSSE 2019 CADILLAC CT4 2020-2021 CADILLAC CT5 2020-2021 … Read more

Diagnostic Tips for Knocking, Rattle, Squeak and/or Squeal Type Noise from Engine – Engine Replacement Recommendations for HFV6 Gen 1 and Gen 2 – 2007-2022 Buick Cadillac Chevrolet GMC Pontiac Saturn

2022 Chevrolet Camaro

NHTSA ID Number: 10205052 Manufacturer Communication Number: 19NA256   Summary This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.     209 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2008-2022 … Read more

Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining – 2005-2021 Cadillac Chevrolet

2021 Chevrolet Camaro

NHTSA ID Number: 10198839 Manufacturer Communication Number: 17NA087   Summary This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining.     56 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ATS 2013-2019 CADILLAC CT4 2020-2021 CADILLAC CT5 2020-2021 CADILLAC CTS 2009-2019 CADILLAC … Read more