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

Chevrolet Silverado 2019-2025 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 2019-2025 Owners Manual: Daytime Running Lamps (DRL)

DRL can make it easier for others to see the front of the vehicle during the day. Fully functional DRL are required on all vehicles first sold in Canada. The DRL system comes on when the following conditions are met: The ignition is on. The exterior lamp control is in AUTO...

Chevrolet Silverado 2019-2025 Owners Manual: Trailer Towing

If equipped with a diesel engine, see the Duramax diesel supplement. Caution Towing a trailer improperly can damage the vehicle and result in costly repairs not covered by the vehicle warranty. To tow a trailer correctly, follow the directions in this section and see your dealer for important information about towing a trailer with the vehicle...