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