Silverado

Coolant Leak Under Truck, Malfunction Indicator Lamp (MIL) Illuminated – DTC P2C48 Set – 2020-2022 Chevrolet Silverado & GMC Sierra 2500HD/3500HD

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2022 Chevrolet Silverado 2500

NHTSA ID Number: 10205584 Manufacturer Communication Number: 21NA265   Summary This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.     12 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET 3500 2020-2022 CHEVROLET SILVERADO 2500 2020-2022 GMC SIERRA 2500 2020-2022 GMC SIERRA 3500 2020-2022   Condition Some … Read more

Exhaust Fumes Or Odor In Cabin Or In the Engine Compartment – 2020-2021 Cadillac Chevrolet GMC

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2021 Chevrolet Suburban

NHTSA ID Number: 10205586 Manufacturer Communication Number: 21NA267 Summary This bulletin advises the technician of a possible location that a leak may occur from the SCT pipe.   Condition Customer concern of smoke or exhaust fumes/odor in the cabin or exhaust fumes/odor outside the cabin.   Cause This condition may be caused by an improper weld on … Read more

Steering Jerks, Kicks, Whips or Locks Up or Stiff Feel Effort in Cold Temperatures – 2016-2018 Cadillac Chevrolet GMC

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2018 Chevrolet Silverado

NHTSA ID Number: 10205046 Manufacturer Communication Number: 17NA345   Summary This technical bulletin provides a procedure to reprogram the power steering control module to correct a condition of Loss of Steering Assist due to a software abnormality.     32 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2015-2017 CADILLAC ESCALADE ESV 2015-2017 CHEVROLET SILVERADO 1500 2017-2018 … Read more

Shake and/or Shudder During Light Throttle Acceleration Between 40 and 128 KM/H (25 and 80 MPH) at a Steady State – 2015-2021 Cadillac Chevrolet GMC

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2021 Chevrolet Colorado

NHTSA ID Number: 10205050 Manufacturer Communication Number: 19NA018   Summary This service bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.     3 Affected Products Vehicle MAKE MODEL YEAR … Read more

Squeak and/or Clunking Noise from Rear of Vehicle – 2019-2020 Chevrolet Silverado & GMC Sierra 1500

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2020 Chevrolet Silverado 1500

NHTSA ID Number: 10205051 Manufacturer Communication Number: 19NA129 Summary This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.     Condition 1 Some customers may comment on a squeak type noise heard from the rear of the vehicle. Upon further investigation, the … Read more