2021

Diagnostic Tip – Diesel Exhaust Fluid System Contamination – 2010-2023 Chevrolet & GMC

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Chevrolet GMC Cadillac

NHTSA ID Number: 10222781 Manufacturer Communication Number: 19-NA-237 Summary This informational bulletin explains how to identify possible DEF contamination.   Condition Some customers may comment on one or more of the following conditions: Exhaust fluid quality poor message on the Driver Information Center (DIC). Diesel exhaust fluid warning lamp on. Other exhaust fluid quality related concerns.   … Read more

Adding A Transmitter Without Service Programming System (Quick Learn) – 2017-2019 Model Year GM Cars and Light Duty Trucks

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2017 Chevrolet Corvette

NHTSA ID Number: 10184115 Manufacturer Communication Number: PIC6208E   Summary This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a message “Remote Learn Pending” will be displayed on the Driver Information Center. … Read more

Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares – 2015-2021 GM Passenger Cars and Trucks

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2017 Chevrolet SS

NHTSA ID Number: 10187372 Manufacturer Communication Number: 16NA019   Summary This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.   260 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ATS 2015-2019 CADILLAC CT4 2020-2021 CADILLAC CT5 2020-2021 CADILLAC CT6 2016-2020 CADILLAC CTS 2015-2019 CADILLAC ELR 2015-2017 CADILLAC ESCALADE 2015-2021 … Read more

Ticking Noise and/or Noise When Turning Vehicle Off – 2016-2021 Chevrolet Colorado & GMC Canyon

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2020 Chevrolet Colorado

NHTSA ID Number: 10183123 Manufacturer Communication Number: 16NA017   Summary This informational bulletin provides information ticking noise and/or noise when turning vehicle off.   SEOCONTENT-START Service Bulletin Bulletin No.: 16-NA-017 Date: October, 2020 INFORMATION Subject: Ticking Noise and/or Noise When Turning Vehicle Off Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Chevrolet Colorado 2016 … Read more

Fasteners Under The Hood Appear To Be Loose – 2016-2021 Chevrolet Camaro

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2019 Chevrolet Camaro

NHTSA ID Number: 10184116 Manufacturer Communication Number: PIC6163C   Summary This Preliminary Information communication provides information to the technician about vehicles that have several fasteners, located on either side of the hood latch, appear to be loose.  Do not tighten, or otherwise move these two fasteners.  These fasteners are part of the front fascia support bracket.  They … Read more