GMC Terrain: Cruise Control / Setting Cruise Control
GMC Terrain 2018-2025 Owners Manual / Driving and Operating / Cruise Control / Setting Cruise Control
If 
is on when not in use, –SET
or
+RES could get bumped and go into
cruise when not desired. Keep 
off when cruise is not being used.
To set a speed:
- Press
to turn the cruise
system on. - Get up to the desired speed.
- Press and release –SET. The desired set speed briefly appears in the instrument cluster.
- Remove your foot from the accelerator pedal.
The cruise control indicator on the instrument cluster turns green after cruise control has been set to the desired speed.
See Instrument Cluster (Base and Midlevel) or Instrument Cluster (Uplevel).
- Resuming a Set Speed
- Increasing Speed While Using Cruise Control
- Reducing Speed While Using Cruise Control
- Passing Another Vehicle While Using Cruise Control
- Using Cruise Control on Hills
- Ending Cruise Control
- Erasing Speed Memory
Cruise Control. System Operation
The cruise control lets the vehicle
maintain a speed of about 40 km/h
(25 mph) or more without keeping
your foot on the accelerator. Cruise
control does not work at speeds
below 40 km/h (25 mph)...
Resuming a Set Speed
If the cruise control is set at a
desired speed and then the brakes
are applied or is pressed, the
cruise control is disengaged without
erasing the set speed from memory...
Other information:
GMC Terrain 2018-2025 Owners Manual: Airbag System Check
The airbag system does not need regularly scheduled maintenance or replacement. Make sure the airbag readiness light is working. See Airbag Readiness Light. Caution If an airbag covering is damaged, opened, or broken, the airbag may not work properly...
GMC Terrain 2018-2025 Owners Manual: Checking Coolant
The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do not do anything else until it cools down. If coolant is visible but the coolant level mark is not visible, add a 50/50 mixture of clean, drinkable water and DEX-COOL coolant at the coolant surge..
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