GMC Terrain: Fuel Economy Mode - Automatic Transmission - Driving and Operating - GMC Terrain Owner's ManualGMC Terrain: Fuel Economy Mode

Vehicles with a 2.4L engine have a Fuel Economy Mode. When engaged, fuel economy mode can improve the vehicle's fuel economy

Press the “eco” (economy) button by the shift lever to turn this feature on or

Press the “eco” (economy) button by the shift lever to turn this feature on or off. The “eco” light in the instrument cluster will come on when engaged. See Fuel Economy Light on page 5‑21.

A Driver Information Center (DIC) message “ECO MODE ON” is also displayed. See Fuel System Messages on page 5‑29 for more information.

When Fuel Economy Mode is on:

○ The transmission will upshift sooner and downshift later.
○ The torque converter clutch will apply sooner and stay on longer.
○ The gas pedal will be less sensitive.
○ The vehicle's computer will more aggressively shut off fuel to the engine under deceleration.
○ The engine idle speed will be lower.
○ Driving performance is more conservative.

    Electronic Range Select (ERS) Mode
    ERS or manual mode allows for the selection of the range of gear positions. Use this mode when driving downhill or towing a trailer to limit the top gear and vehicle speed. The shift position indi ...

    See also:

    Automatic relocking
    If the doors are unlocked, the locks will automatically reengage (re-lock) and the alarm will rearm after 2 minutes unless a door or the tailgate has been opened. ...

    Automatic Transmission
    The “DRIVE” range can be selected when towing. However, if frequent shifting occurs while in this range, activate the TOW/HAUL feature. Refer to “Automatic Transmission” in “Starting a ...

    Recommended grade and viscosity
    Each oil manufacturer has its own base oils and additives. Never use different brands together. For details, refer to “Manual transmission, front differential and rear differential gear oil ...