Chevrolet Silverado: Conversions and Add-Ons / Add-On Electrical Equipment

Chevrolet Silverado 2019-2026 Owners Manual / Driving and Operating / Conversions and Add-Ons / Add-On Electrical Equipment

Warning

The Data Link Connector (DLC) is used for vehicle service and Emission Inspection/Maintenance testing. See Malfunction Indicator Lamp (Check Engine Light).

A device connected to the DLC — such as an aftermarket fleet or driver-behavior tracking device — may interfere with vehicle systems. This could affect vehicle operation and cause a crash. Such devices may also access information stored in the vehicle’s systems.

Caution

Some electrical equipment can damage the vehicle or cause components to not work and would not be covered by the vehicle warranty. Always check with your dealer before adding electrical equipment.

Add-on equipment can drain the vehicle's 12-volt battery, even if the vehicle is not operating.

The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing the Airbag-Equipped Vehicle and Adding Equipment to the Airbag-Equipped Vehicle.

For information on wiring auxiliary switches, see www.gmupfitter.com or contact your dealer.

Conversions and Add-Ons

Adding a Snow Plow or Similar Equipment

Caution Do not exceed 72 km/h (45 mph) with a snow plow mounted to the vehicle. The vehicle could overheat and be damaged. Before installing a snow plow on the vehicle, follow these guidelines: Caution If the vehicle does not have the snow plow prep package, RPO VYU, adding a plow can damage the vehicle, and the repairs would not be covered by the vehicle warranty...

Other information:

Chevrolet Silverado 2019-2026 Owners Manual: Engine Oil

For diesel engine vehicles, see “Engine Oil” in the Duramax diesel supplement. To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these simple, but important steps will help protect your investment: Use engine oil approved to the proper specification and of the proper viscosity grade...

Chevrolet Silverado 2019-2026 Owners Manual: Securing Child Restraints (With the Seat Belt in the Front Passenger Seat)

This vehicle has airbags. A rear seat is a safer place to secure a forward-facing child restraint. See Where to Put the Restraint. In addition, the vehicle has a passenger sensing system which is designed to turn off the front outboard passenger frontal airbag under certain conditions...