GMC Terrain Questions Maintenance & Repair

Engine, Park Assist, Brake Lights

2020 Terrain. It Sat In Garage After Full Day Driving.

Opened car to get in no lights. Steering wheel not locked in place. Press button nothing

Dead Battery 2014 GMC Terrain

Every time I shut my Terrain off the battery will be dead within 10 minutes I brought to mechanic they couldn't find anything wrong with it. So now every time I shut it off I have to disconnect t...

Pressure In My Gas Tank?????

Putting gas in my 2011 GMC Terrain the pump kept cutting off as if the tank were full when it was not. I was told that this is because of pressure in my tank. Is this true and what can be done to re...

GMC Terrain Wont Start After Headlight Changed

Headlight went out in my GMC terrain. Changed it and light came on but car just clicked like batter was dead and dash lights flashed. Will start when I jump it

Why Is My 2016 Terrain Be Making A Loud Humming Sound At 35 Mph?

My truck starting making this loud annoying humming sound 5 days ago after a 360 mile round trip all highway. I sounds similar to a tire rubbing against something

2012 Terrain Rear Hatch Won't Open Often

I have a 2012 GMC Terrain. The rear hatch only opens occasionally...usually need to push it many times. This is not a powered hatch. I have replaced the switch twice (once at the dealer under warra...

2011 GMC Terrain Sputtering And Sometimes A Hesitation On Acceleration

My 2011 GMC Terrain has 96,000 miles. I get regular oil changes and use recommended gasoline brands only Lately my car has been doing a "sputter" when turning the car off. Also sometimes there is ...

Can The Engine Computer Cause The Car To Cut Off

2015 Terrain Transmission Powertrain

powertrain connection faulty

2018 GMC Terrain Having Issues Losing Power

2018 GMC Terrain having issues with losing power, lights flash on, saying AWD not engaged, check engine and service needed. Dealership says they can't find anything wrong, can someone please help me...

Can I Put A V8 Into My 2016 GMC Terrain ?

Can I put a V8 into my 2016 Terrain ?

2011 GMC Terrain 2.4L Goes To 4000rpm On Startup?

Hi Folks. Any idea what might be causing my 2011 GMC Terrain 2.4L Ecotech to go to 4000rpm on startup and stay there? Appreciate any info. Rick.

Terrain Is Stuck In N , How Do I Fix It ?

My Terrain is stuck in N

2012 GMC Terrain SLE Expectations

I’m considering buying a 2012 Terrain with 150,000 miles on it. If it has been well maintained, what sort of repairs and maintenance could I typically expect around this mileage?

2010 GMC Terrain AWD How Do You Turn It Off?

My 2010 Terrain feels like it’s dragging passenger rear tire when making sharp left turns, u-turns to left, makes noise and difficult to make the turn like it won’t turn sharply.

Is My Battery Crap? Or Fuses?

My car wouldn't start got jump.battery says charging Then it died after jump like 15 min. With him battery say charging but not enuff power blinkers won't work no air.no radio.no lites is battery...

Dash Not Working Got Wer

My front console got wet by my lemonade side drink I dried everything and now my screen is black, radio knobs and buttons and ac are not working ... please please help ! What can I do to fix it...

Is Anyone Having Issues With Their 2020 GMC Terrain Starting?

My vehicle didn't start when I pushed the start button. This is the 2nd time this has happened in the past 6 months of ownership. What the heck is going on?

If Gas Is Getting Into Oil Should I Be Concerned About Engine Damage?

This Terrain hasn't gotten better than 20 MPG. Found out about a class action Lawsuit on Terrain 2010-2013. Checked oil and it looks a little orange/milky color and definitely smells like gas. Calle...