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January 14, 2022 Service bulletin

Equipment

Chevrolet technical service bulletin PIT5676B for 2019-2021 Chevrolet Silverado 5500, 2019-2022 Chevrolet Silverado 4500 and 2019, 2021-2022 Chevrolet Silverado 6500 and others.

Bulletin number
PIT5676B
Component
Equipment
Summary
This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 148. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."

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