The standard features of the GMC Terrain SL include 1.5L I-4 170hp intercooled turbo engine, 9-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st and 2nd row overhead airbags, airbag occupancy sensor, air conditioning, 17" aluminum wheels, cruise control, ABS and driveline traction control, electronic stability.