Chevrolet Silverado: Vehicle Checks / Ignition Transmission Lock Check

Chevrolet Silverado 2019-2025 Owners Manual / Vehicle Care / Vehicle Checks / 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).

The ignition key should come out only when the ignition is off. Contact your dealer if service is required.

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...

Park Brake and P (Park) Mechanism Check

Warning When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it begins to roll...

Other information:

Chevrolet Silverado 2019-2025 Owners Manual: Overheated Engine Protection Operating Mode

If an overheated engine condition exists and the ENGINE POWER IS REDUCED message displays, an overheat protection mode which alternates firing groups of cylinders helps to prevent engine damage. In this mode, a loss in power and engine performance will be noticed...

Chevrolet Silverado 2019-2025 Owners Manual: Jump Starting

Jump Starting - North America For more information about the vehicle battery, see Battery - North America. If the vehicle's battery (or batteries) has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to use the following steps to do it safely...