Snow Plow Generator Harness Installation / Radio HVAC IPC Blank out When Operating a Snow Plow – 2014-2022 Chevrolet Silverado & GMC Sierra

2019 Chevrolet Silverado

NHTSA ID Number: 10201326 Manufacturer Communication Number: PIT5387K   Summary This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection dropped, the radio station or volume changes when operating the snow plow. Please advise the customer that engineering …

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Requesting a New Key Code for Customer with Lost or Stolen Keys – 2022 and Prior GM Passenger Cars and Trucks

2022 Chevrolet Camaro

NHTSA ID Number: 10205744 Manufacturer Communication Number: 120089002E   Summary This service bulletin provides the dealer with information on what to do when requesting a new key code for the customer.   Lost or Stolen Keys In the event of lost or stolen keys, the customer may request to have a new key code or new key …

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Terminal Test Probe Information/Repair – 2005-2021 GM Passenger Cars & Trucks

2017 Buick Regal

NHTSA ID Number: 10184131 Manufacturer Communication Number: PIT5074N   Summary This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in …

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Cooling System Contaminated With Engine Oil – 2010-2021 Buick Cadillac Chevrolet GMC

2020 Buick Enclave

NHTSA ID Number: 10198879 Manufacturer Communication Number: 21NA108   Summary This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.     Condition Engine is overheating. One or more of the following conditions: Oil in the coolant overflow reservoir Coolant discharging from the coolant reservoir …

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Information on Engine Oil Consumption Guidelines – GM Passenger Cars & Gasoline-Powered Light Duty Trucks

General Motors

NHTSA ID Number: 10222734 Manufacturer Communication Number: 01-06-01-011M Summary This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.   All engines require oil to lubricate and protect the load bearing and internal moving parts from wear including cylinder walls, pistons and piston rings. When a piston moves down its cylinder, a …

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