Heated driver and front passenger seats are standard on SLT models and Denali and available SLE-2. Tilting and telescoping steering column is standard on all models. Universal home remote is standard on SLT-2 and Denali and available on SLT-1. A sunroof is standard on SLT-2 and Denali.

SLE-SLE1- basic equipment SLE2-adds roof rack, power seat, pioneer sound, uplevel cloth seats, heated seats and autostart are optional SLT1- adds leather and heated seats and autostart- nicer standard wheel SLT2- adds sunroof and power liftgate standard Denali- adds power passenger seat, body colored trim around wheels ...

While this version of the GMC Terrain is not a bad vehicle, the competition had left it in the dust. While nice and roomy inside, the Terrain is less efficient than other five-passenger SUVs, but burns as much gas as larger, seven-passenger models.

Reliability 5/10 – There are a lot of engine problems on the 2013 model. We recommend avoiding models from 2010–2015 which all have mechanical issues, and going with a 2016–2020 which are better. Performance 6/10 – Performance is poor from the 4-cylinder engine, while the V6 offers good power.

The 2013 GMC Terrain features standard 17-inch alloy wheels and a choice of 10 exterior colors. The SLE-2 trim level adds roof rails; the SLT-1 includes remote ignition; the SLT-2 adds 18-inch chromed wheels, power liftgate, and sunroof, as well as an upgraded grille.

Key Features:

• 1.5L Turbocharged Engine.
• All-Wheel Drive.
• Traction Select System with Off-Road Mode.
• Front Steel Skid Plate.
• GMC Pro Safety Plus. †

SLE is the entry model, SLT is the upgrade model with leather and other options. SLE-1 package is the most basic package offered, SLE-2 has a few upgrades but retains cloth seating surfaces, SLT-1 adds leather seats and some other options, SLT-2 is fully loaded with navigation, leather, etc.

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ROOM FOR EVERYONE AND EVERYTHING. With versatile seating, this luxury compact SUV has the space to transport the whole family, or objects up to 8 feet long.

The GMC Terrain ranks big when it comes to safety. It has the distinction of earning an overall rating of “Good” from the Insurance Institute of Highway Safety (IIHS) and a 5-star rating from the National Highway Traffic Safety Administration (NHTSA).

However, the Terrain SLE boasts a highly competitive starting price and excellent value proposition. If you're looking for the better-equipped 2023 GMC Terrain trim level, take a look at the SLT, with its hands-free power liftgate, heated steering wheel, and 8-inch diagonal GMC Infotainment System.

Interior upgrades in the 2021 GMC Terrain SLT include a heated steering wheel, perforated leather seat trim, ambient interior lighting, a six-way power front passenger's seat, and eight-way power driver's seat. By comparison, the SLE is appointed with premium cloth seats and four-way manual front seats.

SLE stands for “Special Luxury Edition.” For drivers looking for a GMC truck that is one step above the base and SL models, the SLE if an excellent choice for drivers in search for a little more standard amenities in the exterior and interior features of their vehicle.