The Used Car Index

2023 GMC Terrain problems

NHTSA lists 40 complaints for the 2023 GMC Terrain, 2 of them mention a crash and 1 mention a fire. 1 complaints mention an injury, with 1 injuries and 0 deaths reported.

Data build 2026-10-08.

NHTSA lists this vehicle as GMC TERRAIN.

At a glance

Complaints
40
With crash
2
With fire
1
With injury (complaints)
1
Injuries
1
Deaths
0
Recalls
2
Do not drive recalls
0
Park outside recalls
0
Recall potential units (maximum)
668,187
Investigations
0
Open investigations
0
Manufacturer communications
460

Complaints per 100k sold unavailable. The available sales group does not match this vehicle variant.

Where the complaints are

Top systems
SystemComplaintsShare of this vehicle's complaints
FUEL/PROPULSION SYSTEM1640.0%
ENGINE1537.5%
POWER TRAIN820.0%
ELECTRICAL SYSTEM717.5%
UNKNOWN OR OTHER717.5%
FUEL SYSTEM, GASOLINE615.0%
LANE DEPARTURE410.0%
AIR BAGS25.0%
FORWARD COLLISION AVOIDANCE25.0%
VEHICLE SPEED CONTROL25.0%
Top subsystems
SystemSubsystemComplaints
LANE DEPARTUREBLIND SPOT DETECTION3
BACK OVER PREVENTIONWARNINGS1
FORWARD COLLISION AVOIDANCEADAPTIVE CRUISE CONTROL1
FORWARD COLLISION AVOIDANCEWARNINGS1
FUEL SYSTEM, GASOLINEFUEL INJECTION SYSTEM1
LANE DEPARTUREASSIST1
STRUCTUREBODY1

One complaint can name several systems, so shares can add to more than 100 percent.

Model-generated complaint tags

These labels are model-generated, not NHTSA data.

Failure modes
LabelCountShare of taggedMean confidence
loss of control1845.0%0.85
electrical electronic820.0%0.73
mechanical failure717.5%0.82
fluid or fuel leak410.0%0.71
restraint or airbag12.5%0.99
structural or corrosion12.5%0.50
unclear12.5%1.00
Severities
LabelCountShare of taggedMean confidence
moderate2972.5%0.84
high512.5%0.68
low512.5%0.73
none12.5%1.00

Model: typesafe/jev-1.13-20260917; schema version: tag-v1. 40 tagged complaints of 40 complaints (100.0%).

Confidence is the model's own probability for the label it chose (0 to 1), not accuracy.

Model-generated labels on tagged complaints only. Model years 2013 and newer are tagged in full; 2012 in part (see tagged_share); earlier model years have no tags. NHTSA's own flags remain separate in the complaints block.

Recalls

See new recalls and investigations this week.

2 recalls.

23V339000

Date: 2023-05-11. Systems: CHILD SEAT.

Defect: General Motors, LLC (GM) is recalling certain 2020-2023 Chevrolet Equinox and GMC Terrain vehicles. The four rear-seat lower child seat LATCH anchorage bars may have excessive powder coating, which could prevent a child seat from being installed with the anchorage bars. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 225, "Child Restra (excerpt)

Consequence: The inability to install a child seat with the LATCH anchorage bars could result in an unsecured child seat, increasing the risk of injury in a crash. (excerpt)

Remedy: Owners are advised to install child seats using the vehicle's rear seat belts until the remedy is complete. Dealers will inspect the latch anchorage bars, and remove and replace the finish, as necessary, free of charge. Owner notification letters were mailed June 2, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for (excerpt)

Do not drive: No. Park outside: No.

22V929000

Date: 2022-12-15. Systems: AIR BAGS.

Defect: General Motors, LLC (GM) is recalling certain 2023 Chevrolet Equinox and GMC Terrain vehicles equipped with ventilated front passenger seats. The Occupant Classification System may not properly disable the front passenger air bag when there is a small child or child restraint detected in the seat.

Consequence: In the event of a crash, a front passenger air bag that deploys with a child or infant in the front passenger seat can increase their risk of injury.

Remedy: Dealers will replace the passenger presence system, free of charge. Owner notification letters were mailed January 24, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N222388911.

Do not drive: No. Park outside: No.

Investigations

0 investigations; 0 open.

Manufacturer communications

460 manufacturer communications.

Communications by system
SystemCount
ELECTRICAL SYSTEM129
UNKNOWN OR OTHER127
EQUIPMENT102
ENGINE AND ENGINE COOLING52
ENGINE46
POWER TRAIN44
STRUCTURE24
WHEELS24

11038132

Date: 2026-09-28. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.

This Preliminary information communicates to dealers a procedure to reset the radio.

11038136

Date: 2026-09-28. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.

This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.

11037555

Date: 2026-09-26. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.

This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.

11037460

Date: 2026-09-23. Type: Service Campaign. Systems: FUEL/PROPULSION SYSTEM.

General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.

11037321

Date: 2026-09-16. Type: Service Campaign. Systems: FUEL/PROPULSION SYSTEM.

General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.

11037253

Date: 2026-09-04. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

11036648

Date: 2026-09-01. Type: Emissions. Systems: FUEL/PROPULSION SYSTEM.

Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles listed above may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump

11036392

Date: 2026-08-20. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

11036143

Date: 2026-08-12. Type: Service Campaign. Systems: FUEL/PROPULSION SYSTEM.

General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.

11035340

Date: 2026-07-21. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.

PI to help diagnose A/C concern

Notes on this record

  • Complaints from the API and bulk file are merged and deduplicated by ODI number; the API alone misses records.
  • System and subsystem counts are numbers of distinct complaints, recalls or communications that name them. One record can name several systems, so shares across systems can add to more than 100 percent; a single share never exceeds 100 percent.
  • Recalls are counted once per campaign, investigations once per action and manufacturer communications once per NHTSA id, even when NHTSA lists several model names for the same record.
  • A sales denominator is a calendar-year proxy, not the population of vehicles still in use. Rates are copied from verified pipeline output.

Other names NHTSA uses

None listed.

Matched NHTSA models

Matched labels and complaints
NHTSA model labelComplaints
TERRAIN40

Same model, other years

All model years | All GMC models

Other GMC models, 2023

Sources

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