Chevrolet Silverado: Starting and Operating / Retained Accessory Power (RAP)

Chevrolet Silverado 2019-2025 Owners Manual / Driving and Operating / Starting and Operating / Retained Accessory Power (RAP)

When the ignition is turned from on to off, the following features (if equipped) will continue to function for up to 10 minutes, or until the driver door is opened. These features will also work when the ignition is in RUN or ACC/ACCESSORY:

Infotainment System
Power Windows (during RAP this functionality will be lost when any door is opened)
Sunroof (during RAP this functionality will be lost when any door is opened)
Auxiliary Power Outlet
Audio System
OnStar System

Engine Heater

If equipped, the engine heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below −18 °C (0 °F)...

Shifting Into Park

Warning It can be dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll...

Other information:

Chevrolet Silverado 2019-2025 Owners Manual: Folding the Rear Seat Cushion

Either side of the rear seat cushion can be folded up for added cargo space. Caution Folding a rear seat with the seat belts still fastened may cause damage to the seat or the seat belts. Always unbuckle the seat belts and return them to their normal stowed position before folding a rear seat...

Chevrolet Silverado 2019-2025 Owners Manual: Hill Descent Control (HDC)

If equipped, Hill Descent Control (HDC) sets and maintains vehicle speed while driving down steep grades in a forward or reverse gear. The HDC switch is on the center stack, below the climate controls. Press to enable or disable HDC. Vehicle speed must be below 50 km/h (31 mph)...