automatic transmission GMC SIERRA 2019 Get To Know Guide

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The Remote Keyless Entry transmitter must be in the vehicle to turn on the ignition.
STARTING THE ENGINE/ON
With the transmission in Park or Neutral, press the brake pedal and then press the ENGINE START/STOP button to start the engine. The green button indicator will illuminate.
Note: If the Remote Keyless Entry transmitter battery is weak, place the transmitter in the pocket in the center storage compartment (under the bench seat) or center console cupholders (bucket seats) to enable the engine to start. Replace the transmitter battery as soon as possible.
STOPPING THE ENGINE/OFF
Shift to Park and press the ENGINE START/STOP button to turn off the engine. The green button indicator will turn off.
ACCESSORY MODE
With the engine off and the brake pedal not depressed, press the ENGINE START/STOP button to place the ignition in accessory mode. The amber button indicator will illuminate.See Driving and Operating in your Owner’s Manual.
F Optional equipment
KEYLESS (PUSHBUTTON) STARTF
AUTO ENGINE STOP/START OPERATION
The fuel-saving engine stop/start system automatically stops and restarts the engine to help conserve fuel. The system may turn off the engine, referred to as an Auto Stop, when the brake pedal is pressed and the vehicle is at a complete stop, if operating con-ditions are met. In Auto Stop mode, the tachometer gauge will read AUTO STOP. The audio system, climate controls and other accessories will continue to operate. When the brake pedal is released or the accelerator pedal is pressed, the engine will restart. After parking the vehicle and turning off the engine, the tachometer gauge will read OFF.
The engine may remain running or restart when the vehicle is stopped if:
• A minimum vehicle speed is not reached.
• The engine or transmission is not at the required operating temperature.
• The outside temperature is not in the required operating range.
• The shift lever is in any gear other than Drive (D).
• The battery charge is low.
• The climate control system requires the engine to run based on the current settings.
• The Auto Stop time is greater than 2 minutes.
AUTO ENGINE STOP/START DISABLE
Press the $ button on the center of the instrument panel when the engine is run-ning to disable the auto engine stop/start system. The button indicator will turn off.
The auto engine stop/start system is enabled each time the vehicle is started.
See Driving and Operating in your Owner’s Manual.

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The Drive Mode Control automatically adjusts various vehicle control systems based on driving preferences, weather and road conditions. The modes are displayed on the Driver Information Center.
Rotate the Drive Mode Control knob on the left side of the instrument panel to select the desired mode:
Tour – Use for normal driving
Sport – Use for enhanced respon-siveness on paved roads
Snow (2WD only) – Use for enhanced traction during slippery conditions
Off-Road (4WD only) – Use for enhanced control on unpaved roads or trails at moderate speeds
Terrain (4WD only) – Use for enhanced control in low-speed off-road conditions. This mode provides greater control by automatically braking the vehicle when traversing various terrain or obstacles. Only available with single-speed transfer cases when in4
4
2
. Refer to Driver Mode Control in your Owner’s Manual.
Tow/Haul – Use to reduce shift cycling when towing or hauling heavy loads in stop and go traffic, rolling hills, or busy parking lots.
See Driving and Operating in your Owner’s Manual.
Use the four-wheel drive buttons on the left side of the instrument panel to shift into and out of four-wheel drive. The Driver Information Center displays the current status of the transfer case.
AUTO Auto Four-Wheel Drive High – Use when traction conditions vary. Shift into this mode at any speed except when shifting from
4
4
2
.
44
2
Two-Wheel Drive High – Use for most streets and highways. Shift into this mode at any speed except when shifting from
44
2
.
4
4
2
Four-Wheel Drive High – Use when extra traction is needed or in most off-road driving. Shift into this mode at any speed up to 75 mph except when shifting from
44
2
.
44
2
Four-Wheel Drive LowF – Use when driving off-road in deep sand, mud or snow, or on steep hills. Shift into or out of this mode when the vehicle is stopped or moving less than 3 mph with the transmission in Neutral. Shift the transmission into gear when the indicator light stops flashing.
N NeutralF – Use when dolly or dinghy towing the vehicle behind an RV. Neutral is not available with the single speed transfer case. Refer to your Owner’s Manual for the shift procedure.
See Driving and Operating in your Owner’s Manual. F Optional equipment
DRIVE MODESF
FOUR-WHEEL DRIVEF