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March 23, 2021 Service bulletin

Customer Satisfaction Program

Chevrolet technical service bulletin N212330420 for 2020 Chevrolet Silverado 3500.

Bulletin number
N212330420
Component
Equipment
Summary
Customer Satisfaction Program. On some vehicles equipped with a 6.6L gasoline engine (RPO L8T), the original equipment engine oil dipsticks were incorrectly calibrated and the information in the vehicles? owner manual regarding oil capacity during maintenance is inaccurate. As a result, it is difficult for technicians to refill, adjust and measure the engine oil level accurately during vehicle maintenance. Dealers will replace the engine oil dipstick and print and insert a copy of the corrected owner manual page into the glovebox.

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