2019

Engine Related Shudder / Surge Concerns – 2019-2021 Cadillac Chevrolet GMC

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2021 Chevrolet Tahoe

NHTSA ID Number: 10201315 Manufacturer Communication Number: PIP5794B   Summary This Preliminary information communicates diagnostics to the dealer involving a vehicle shudder concern caused by the camshaft actuator system that can be mistaken for a transmission issue.     26 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2020-2021 CHEVROLET SILVERADO 1500 2019-2021 CHEVROLET SILVERADO 2500 2019-2021 CHEVROLET … Read more

Lack of Power or Poor Performance During High Ambient Temperatures with RPO (C7N) 12,300 LB GVWR or (C4M) 9,900 LB GVWR – 2016-2020 Chevrolet Express & GMC Savana

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2020 Chevrolet Express

NHTSA ID Number: 10193437 Manufacturer Communication Number: PIP5800   Summary This Preliminary information communicates some customers may comment that the vehicle exhibits a lack of power when driving up grades or after the vehicle has been idling for long periods of time in high ambient temperatures (90 degrees or above). This condition is more noticeable when the … Read more

Vibration At Idle In Gear Or Low Speeds Remove Foreign Object Material Debris From Transmission Mount – 2015-2021 Chevrolet Colorado & GMC Canyon

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2021 Chevrolet Colorado

NHTSA ID Number: 10193441 Manufacturer Communication Number: PIP5348C   Summary This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged between the rubber and metal portions of the … Read more

Information on Engine Low Oil Pressure Indicator on the Driver Information Center (DIC) – DTC P0521 Set – 2019-2020 Chevrolet GMC

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2019 Chevrolet Suburban

NHTSA ID Number: 10198859 Manufacturer Communication Number: 20NA161   Summary This informational bulletin advises the technician to check for a possible stuck oil pressure relief valve.     8 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET 3500 2019 CHEVROLET EXPRESS 2019-2020 CHEVROLET SILVERADO 2500 2019 CHEVROLET SUBURBAN 2019 GMC SAVANA 2019-2020 GMC SIERRA 2500 2019   Condition … Read more

Possible Crank No Start or Extended Crank with DTC P12A6 – 2019-2021 Buick Cadillac Chevrolet GMC

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2021 Chevrolet Tahoe

NHTSA ID Number: 10198862 Manufacturer Communication Number: 20NA218   Summary This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6.     32 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2020-2021 BUICK REGAL 2019-2020 CADILLAC CT5 2020 CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV … Read more