2023 Gmc Terrain Problems

Severe Issues

Shopping for a used 2023 Gmc Terrain? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Based on 28 real NHTSA owner complaints, with Engine Problems the most reported area.

202210 years2024

Before you buy

This 2023 Gmc Terrain has 28 NHTSA complaints — top issue: Engine Problems.

A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.

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28
Complaints
2
Crashes
1
Fires
1
Injuries
Fatalities
2
Recalls

2023 Gmc Terrain Fuel Economy

✓ EPA Official Data

EPA-rated fuel economy across 2 2023 Gmc Terrain trim configurations. The median figure is shown; range reflects all available trims.

24
MPG City
2424 range
29
MPG Hwy
2829 range
26
MPG Combined
2626 range
338
g CO₂/mile
Regular Gasoline
⚠️Costs $750 more than avg vehicle over 5 years

Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 2 trims analysed.

2023 Gmc Terrain Safety Ratings

NHTSA 5-Star Program2 variants tested — showing 2023 GMC Terrain SUV AWD

Official crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.

Overall

5/5

16.4% rollover risk

Frontal Crash

5/5

Side Crash

5/5

Rollover

4/5

16.4% probability

Stability Control: StandardForward Collision Warning: StandardLane Departure Warning: Standard

Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.

Quick Answer

Based on NHTSA complaint data, the 2023 Gmc Terrain has 28 owner complaints, 2 crash-related complaints, and 2 recall campaigns on record. The most frequently reported component is Engine Problems. NHTSA reliability signal: Severe Issues.

2023 Gmc Terrain — key reliability facts
Make
Gmc
Model
Terrain
Model year
2023
NHTSA owner complaints
28
Crash-related complaints
2
Safety recall campaigns
2
Top reported component
Engine Problems
Reliability signal
Severe Issues
EPA MPG combined
26
EPA MPG city / highway
24 / 29
Fuel type
Regular Gasoline
NHTSA overall safety rating
5/5 stars
NHTSA frontal crash rating
5/5 stars
NHTSA side crash rating
5/5 stars
NHTSA rollover rating
4/5 stars
Electronic stability control
Standard

Common problems

Most common 2023 Gmc Terrain problems

Top owner-reported complaint areas and where they often appear.

#1
11
complaints

Engine Problems

#2
8
complaints

Fuel/Propulsion System

#3
7
complaints

Electrical Faults

Complaint patterns center on Engine Problems, Fuel/Propulsion System, Electrical Faults. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.

Buyer verdict

Should you buy a used 2023 Gmc Terrain?

The 2023 Gmc Terrain shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.

Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.

Pre-purchase

What to check before buying a used 2023 Gmc Terrain

Inspection Focus

  • Inspect the engine and fuel system for known issues.
  • Verify all open recalls at nhtsa.gov/recalls.
  • Request service records for engine and electrical components.
  • Have a mechanic inspect the vehicle before purchase.

Before You Close the Deal

  • Inspect the engine and fuel system for known issues.
  • Verify all open recalls at nhtsa.gov/recalls.
  • Request service records for engine and electrical components.
  • Have a mechanic inspect the vehicle before purchase.

Check the exact car

Shortlist with model-year data. Decide with the exact VIN.

Before buying a used 2023 Gmc Terrain, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.

AI verdict

What the complaint data suggests

Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology

Based on 28 NHTSA complaints for the 2023 GMC Terrain, issues are concentrated in the engine, fuel/propulsion system, and electrical system. Two crash-related complaints were reported, but the overall confidence in the data is low due to the small sample size.

Key Findings
  • Engine problems account for the highest number of complaints (11 out of 28).
  • Fuel/propulsion system complaints total 8, indicating a recurring theme.
  • Electrical faults are reported in 7 complaints, suggesting potential reliability concerns.
Top Concerns
  • Engine Problems
  • Fuel/Propulsion System
  • Electrical Faults
Data note: NHTSA complaints are consumer-submitted and do not confirm a manufacturing defect. With only 28 complaints and one model year analyzed, the data may not represent the full population.

Full breakdown

All 2023 Gmc Terrain complaints by category

Every owner-reported complaint category filed with NHTSA for the 2023 Gmc Terrain. Use this as a pre-purchase inspection checklist.

ComponentComplaintsCrashesFiresAvg MileageVolume
Engine Problems11
Fuel/Propulsion System8
Electrical Faults7
Transmission / Drivetrain5
Fuel System4
Gasoline4
Uncategorized Issues4
Lane Departure421
Structural Problems1
Steering Defects11
Visibility1
Unintended Acceleration1
Back Over Prevention1
Forward Collision Avoidance: AEB1
Airbag Malfunctions111

Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.

In their words

Real owner complaints

Read what owners actually reported to NHTSA for the 2023 Gmc Terrain. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Showing 28 most recent complaints

Fuel SystemApr 16, 2026

The contact owns a 2023 GMC Terrain. The contact stated that while driving on several occasions at various speeds, the check engine warning light illuminated, the message "Engine Power Reduced" was displayed, and the vehicle lost power. The vehicle stalled on three separate occas…

Transmission / DrivetrainApr 9, 2026

The contact owns a 2023 GMC Terrain. The contact was informed by his wife that while attempting to accelerate from being stationary, the vehicle was shaking abnormally and hesitated before accelerating. There were no warning lights illuminated. The vehicle was taken to the dealer…

Structural ProblemsApr 6, 2026

Took dealer 3/26 for Sam issue Engine Power reduced after already cause me hit curb. Got it out 4/1/26 Now 4/5/26 it happened again same codes after they claimed they fixed it. Also keep having Emergency services come on a caused my dashboard out. My issues is car keeps stalling …

Transmission / DrivetrainApr 5, 2026

Took dealer 3/26 for Sam issue Engine Power reduced after already cause me hit curb. Got it out 4/1/26 Now 4/5/26 it happened again same codes after they claimed they fixed it. Also keep having Emergency services come on a caused my dashboard out. My issues is car keeps stalling …

Transmission / DrivetrainMar 22, 2026

Out of nowhere and driving this morning, my engine reduced power came on. Then I started losing power in the car then it died on me once out of nowhere. I managed to make it home an hour and a half later, but that could’ve got me killed stopped by AutoZone since dealerships close…

Engine ProblemsMar 4, 2026

1st Failure. August 28, 2025. Vehicle stalled out while driving with NO warning. Check engine light stayed on. Could not drive. Car towed to dealership. Scanned codes found: p0089, p00c6 and p228c. Cause: Internal failure. Bulletin pertaining to this issue performed. Program of …

Engine ProblemsFeb 21, 2026

GM Flier PIP6071A - continued engine misfire/chugging/buck/skip under load, going up hills, trying to pass, etc. Was taken to shop January 2025 ~90,000 with these symptoms. Charged for spark plug replacement (visit 1). Taken back January 2026 ~150,000 miles, charged for ignition …

Electrical FaultsFeb 4, 2026

The infotainment system is not working. It has the "black screen" issue.

Uncategorized IssuesJan 20, 2026

Complete engine failure @100,600 miles Engine power reduced and lost compression transmission module failure Will not exceed 20mph

Engine ProblemsJan 2, 2026

The high pressure fuel pump, the car randomly goes into limp mode and stalls and then when cranking it back up in the middle of 635 it hesitates to start, done this 3 times already

Electrical FaultsNov 7, 2025

GMC Terrain with 12,564 total miles had experienced an engine failure. Under normal driving conditions, the car was sluggish and would not accelerate properly when pulling out into traffic or when getting on the freeway/interstate causing fear for driver safety and causing traffi…

Fuel SystemAug 19, 2025

The contact owns a 2023 GMC Terrain. The contact stated that while driving at approximately 5 MPH, and entering the roadway from the driveway, the vehicle stalled. The contact stated that there were no warning lights. The contact stated that the vehicle had lost electrical power.…

Fuel/Propulsion SystemAug 15, 2025

While driving the fuel pump failed and started spraying gas everywhere in the engine compartment.

Steering Defects CrashJul 16, 2025

My son was making a left onto a freeway on ramp after traffic cleared and the steering wheel completely locked up resulting in him going over the curb and rolling completely over in a steep ditch. This occurred at a low speed (no more than 25mph), confirmed by the Life369 app. M…

Fuel/Propulsion SystemJul 9, 2025

My GMC Terrain was stopped in traffic at a Red Light. When I stepped on the gas pedal to proceed, the SUV shut-down. Could not move SUV in Traffic. Called Police and SUV was towed. SUV towed to GMC Dealer. The K111 Fuel Module was causing the problem. GMC Dealer Repair Shop remov…

Engine ProblemsJun 26, 2025

The contact owns a 2023 GMC Terrain. The contact stated while driving 15 MPH, the message "Engine Power Reduced” was displayed on the instrument panel. The contact stated that the vehicle the lost motive power in the middle of the roadway. The check engine warning light was illum…

Fuel/Propulsion SystemMar 23, 2025

While driving 40-45 mph the engine light came on and 50% loss of power was displayed on screen. Thankfully I wasn’t far from home and was in limp mode for the last 2 miles. The mileage of vehicle is 42,000 miles. The codes are reading low fuel pressure and faulty fuel pump. Any h…

Electrical FaultsMar 16, 2025

At stop light turning right, the car stalled, cut on and cut back off, cut on and back off with about 30 cars behind me. Sputtering. On the dash board it said “Engine power reduced”. I had to be pushed out a main highway by police, and thankfully my [XXX] daughter wasn’t in the …

Engine ProblemsJan 24, 2025

Rear main seal leak car has been with dealer since 12/30/24 until present day. No updates other than I may need a engine.

Fuel SystemJan 24, 2025

The contact owns a 2023 GMC Terrain. The contact stated while driving at an undisclosed speed, the vehicle was shaking and independently shifted into neutral. In addition, the check engine warning light illuminated, and the vehicle lost motive power. The vehicle was taken to the …

Page 1 of 2

Source: NHTSA Complaints Database. Real owner reports for the 2023 Gmc Terrain.

Safety recalls

2023 Gmc Terrain recalls

2 campaigns

NHTSA recall campaigns for the 2023 Gmc Terrain. 2 recall campaigns are on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.

Safety recall

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

#22V929000AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER15/12/2022
Safety recall

CHILD SEAT:VEHICLE LATCH ANCHOR

#23V339000CHILD SEAT:VEHICLE LATCH ANCHORNov 5, 2023

Across model years

Compare Gmc Terrain model years

Compare complaint and recall volume across years to see whether 2023 lands in a lower-risk or higher-risk part of the model timeline.

Research more

Keep researching before you buy

Compare brands and categories, then check the exact car's history by VIN.

Questions

2023 Gmc Terrain buying FAQ

Buyer-focused answers based on real NHTSA complaint and recall data for this model year.

Is the 2023 Gmc Terrain reliable?

Severe Issues. NHTSA currently shows 28 owner complaints, 2 crash-related complaints, and 2 recall campaigns for this model year. The 2023 Gmc Terrain shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.

What are the most common problems with the 2023 Gmc Terrain?

#1: Engine Problems (11 complaints). #2: Fuel/Propulsion System (8 complaints). #3: Electrical Faults (7 complaints)

At what mileage do problems start on the 2023 Gmc Terrain?

Mileage data is not available or insufficient for this model year.

How safe is the 2023 Gmc Terrain?

Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2023 Gmc Terrain, NHTSA complaints include 2 crash-related reports and 1 fire reports out of 28 total complaints. 1 injury reports are also on file. For controlled crash-test ratings, check nhtsa.gov/ratings.

Does the 2023 Gmc Terrain have any recalls?

Yes. 2 NHTSA recall campaigns affect the 2023 Gmc Terrain. A major recall area is AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER. 2 recall campaigns are on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.

Should I buy a 2023 Gmc Terrain?

The 2023 Gmc Terrain shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Engine Problems during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.

Wider context: See the full Gmc Terrain reliability report with year-by-year comparison.

Owner Reliability Rating

Rate the 2023 Gmc Terrain based on your ownership experience.

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Ratings are based on owner experience and are separate from NHTSA data shown above.

Before you buy

Check the exact vehicle history before you buy

Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.