Chevrolet Silverado: Vehicle Checks / Automatic Transmission Shift Lock Control Function Check

Chevrolet Silverado 2019-2026 Owners Manual / Vehicle Care / Vehicle Checks / Automatic Transmission Shift Lock Control Function Check

Warning

When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.

Before starting this check, be sure there is enough room around the vehicle. It should be parked on a level surface.
Apply the parking brake. Be ready to apply the regular brake immediately if the vehicle begins to move.
With the engine off, turn the ignition on, but do not start the engine. Without applying the regular brake, try to move the shift lever out of P (Park) with normal effort. If the shift lever moves out of P (Park), contact your dealer for service.

Starter Switch Check

Warning When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. Before starting this check, be sure there is enough room around the vehicle...

Ignition Transmission Lock Check

If equipped with Key Access ignition, while parked, and with the parking brake set, try to turn the ignition off in each shift lever position. The ignition should turn to off only when the shift lever is in P (Park)...

Other information:

Chevrolet Silverado 2019-2026 Owners Manual: Charging System Light

The charging system light comes on briefly when the ignition is turned on, but the engine is not running, as a check to show the light is working. It should go out when the engine is started. If the light stays on, or comes on while driving, there may be a problem with the electrical charging system...

Chevrolet Silverado 2019-2026 Owners Manual: Stop/Start System

If equipped, the Stop/Start system will shut off the engine to help conserve fuel. It has components designed for the increased number of starts. Warning The automatic engine Stop/Start feature causes the engine to shut off while the vehicle is still on...