Identify Engine Misfiring and/or Malfunction Indicator Lamp (MIL) Illuminated – DTC P0300 Setting – 2017-2023 Chevrolet Silverado & GMC Sierra

2023 Chevrolet Silverado

NHTSA ID Number: 10222659 Manufacturer Communication Number: 19-NA-187 Summary This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.   Condition Some customers may comment on one or more of the following conditions: MIL illuminated Engine misfire Some technicians may find DTC P0300 set in the Engine Control Module (ECM). … Read more

Information On Normal Brake Noise – 2019-2021 Chevrolet Silverado MD 4500 5500 6500

2019 Chevrolet Silverado 4500-6500

NHTSA ID Number: 10193469 Manufacturer Communication Number: PIT5838   Summary This Preliminary information communicates A vehicle may have a concern of a brake noise or moan may be heard at the beginning of drive-off from a complete stop, This concern may be considered normal.     9 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 4500HD 2019-2021 … Read more

N192220480 Owner’s Manual Modification – 2019 Chevrolet Silverado 4500/5500/6500 HD

2019 Chevrolet Silverado 4500-6500

NHTSA ID Number: 10163877 Manufacturer Communication Number: N192220480 Summary N192220480 – Customer Satisfaction Program – Certain 2019 model year Chevrolet Silverado 4500/5500/6500 HD vehicles may have an owner’s manual with incorrect part numbers or descriptions in the following sections: Air Suspension; Rear Air Suspension; Hydraulic Power Steering System and Maintenance Replacement Parts. Customers will receive an Owner’s … Read more

Air Brake PQC Parts Restriction – 2018 Chevrolet LCF 6500

Chevrolet 6500XD

NHTSA ID Number: 10162145 Manufacturer Communication Number: PIP5536A Summary This Preliminary information communicates There is a PQC parts restriction for the air brakes system on the LCF 6500. If it is found that part or parts are needed that is on restriction, The Dealer will need to call PQC to get the part released.   1 Affected … Read more