Acadia

Service Engine Soon Lamp Illuminated and/or Service Power Brake Assist Message Displayed, with DTCs P0557 or P0558 Stored – 2017-2020 Buick Cadillac Chevrolet GMC Holden

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2020 Cadillac XT6

NHTSA ID Number: 10178266 Manufacturer Communication Number: 20NA071   Summary This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp illuminated and/or Service Power Brake Assist message displayed, with DTCs P0557 or P0558 Stored.   17 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2018-2020 CADILLAC XT5 2017-2020 CADILLAC XT6 … Read more

Intermittent Parasitic Battery Draw Below 40 Degrees F / Dead Battery / Slow Crank – 2018-2020 Buick Cadillac Chevrolet GMC

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2020 Chevrolet Camaro

NHTSA ID Number: 10178303 Manufacturer Communication Number: PIT5745   Summary This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.   72 Affected Products Vehicles MAKE MODEL YEAR BUICK ENVISION 2018-2020 BUICK LACROSSE 2018-2019 CADILLAC ATS 2018-2019 CADILLAC CT6 2018-2020 CADILLAC CTS 2018-2019 … Read more

Diagnostic Tips For Direct Injected Engines Hard Start Cold – 2008-2020 Buick Cadillac Chevrolet GMC Saturn

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2020 Chevrolet Camaro

NHTSA ID Number: 10178389 Manufacturer Communication Number: PIP5180C   Summary This Preliminary Information communication provides information to the technician about vehicles that have hard start, extended crank, or black smoke from the exhaust when starting. Technician will need to perform fuel quality test, spark test, and a compression test. Technician should also install a vacuum gauge prior … Read more

Engine Oil Found Under Vehicle – 2019-2020 Cadillac Chevrolet GMC

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2020 Chevrolet Blazer

NHTSA ID Number: 10178295 Manufacturer Communication Number: PIE0559A   Summary This engineering information (EI) closure ends the need for information from technicians/field in regards to engine oil found under their vehicle.   9 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT4 2020 CADILLAC CT5 2020 CADILLAC CT6 2020 CADILLAC XT4 2019-2020 CADILLAC XT5 2020 CADILLAC XT6 2020 … Read more

Loss of Sirius XM Audio Until XM Channel Change – 2020 Buick Cadillac Chevrolet GMC

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2020 Chevrolet Camaro

NHTSA ID Number: 10187411 Manufacturer Communication Number: 20NA199   Summary This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU.   13 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2020 BUICK ENCORE GX 2020 CADILLAC XT4 2020 CADILLAC XT5 2020 CADILLAC XT6 2020 … Read more