GMC Terrain Problem Trends and Complaints

Based on 12 problem areas, owners have reported the following issues with this vehicle that range in severity ratings from low to high.

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Here’s what you need to know

We spent hours reading all the complaint data so you don’t have to. Here is what you need to know.

Read what owners are saying about this car below.

Model year with the most reported issues

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Most reported problem

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Investigation for defects

Stay up to date on complaints, class action settlements, and recalls for this car.

This car currently has [sbs_posts cat="terrain"] Recalls

Free repairs for widespread safety problems.

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Displaying 1 - 7 of 7

By far WORST car I have ever owned.

Model Year:

2018

Manufacturer:

GMC

Complaint Resolution:

No resolution

Luckily this vehicle is on a lease and it goes away at the end of it. Which cant come soon enough. I am pretty sure this car was built on a Friday. After getting home from the dealer, I found most of the interior panels werent secured and had to

Review submitted by:Twnman1

Pros:Design of vehicle is nice

Cons:Horrible quality, loaded with issues

Disapointed with the new version

Model Year:

2020

Manufacturer:

GMC

Complaint Resolution:

No resolution

The 2020 SLT has a push button nine speed transmission that is quick around town but tops out around 65; poor acceleration on the interstate. Engine start stop feature at intersections is intended to save fuel, but I don't really see the difference and the delay from a stop to

Review submitted by:Vinnie H

Pros:Style looks nice.

Cons:Rides like a car. Odd engine noise at a cruise.

Quality lacking

Model Year:

2018

Manufacturer:

GMC

Complaint Resolution:

Yes, by the dealer

I have a 2018 GMC Terrain that I have been paying for for almost two years. It has 63,064 miles on it. Five weeks ago, I was in a parking lot and the brake assist started acting up, then the vehicle wouldn't start. So, we had it towed to the

Review submitted by:Unhappy customer

Pros:None

Cons:It will fall apart

Transmission whines

Model Year:

2020

Manufacturer:

GMC

Complaint Resolution:

No resolution

GM refuses to repair. Trans whines loudly between 20 and 28 MPH.

Review submitted by:jmb6094

Pros:Looks nice ,safety features great

Cons:Trans whines

Worst car in my 30yrs of owning a car

Model Year:

2019

Manufacturer:

GMC

Complaint Resolution:

No resolution

I just leased a brand new 2019 AWD Terrain Denali Fully loaded with all packages. The MSRP was over $45k. I have less than 900 miles on it and have had the vehicle for about 33 days. The quality of the vehicle and drivetrain is horrible. SD Card Reader and

Review submitted by:AJ B

Pros:None

Cons:Bad quality, no comfort, can't seat 5 comfortably

Awesome Performance..No Comfort

Model Year:

2019

Manufacturer:

GMC

Complaint Resolution:

No resolution

I purchased the 2019 GMC Terrain Denali in June of 2019. Four weeks later I was forced to take it back and trade it for a 2019 Buick SUV. I took the loss and was glad I did. 1. The driver's seat was short, hard, narrow, and uncomfortable. 2. The

Review submitted by:MsEJay

Pros:Performance and Features

Cons:No Comfort at All

Worst vehicle Ever

Model Year:

2019

Manufacturer:

GMC

Complaint Resolution:

Yes, manufacturer buyback

This car spent roughly 39 days at the dealership for the same emissions problems within the first year of ownership. GMC played games until I hired a attorney and in May of 2019 they were forced to repurchase the vehicle under Wisconsin Lemon law. Will NEVER purchase another GMC product!

Review submitted by:Mark K

Pros:NONE

Cons:Bad engine ( Diesel)

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