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GMC Acadia vs Kia Sorento

Midsize SUV · 2015–2025 · 4,670 federal complaints

GMC Acadia

2,352 complaints · 4 engines

Most-complained engine: LGX · 3.6L V6

Full breakdown for GMC Acadia →

Kia Sorento

2,318 complaints · 7 engines

Most-complained engine: LAMBDA-II · 3.3L V6

Full breakdown for Kia Sorento →

At a glance

Side by side. EPA figures are the model's median across its test variants; price is the base-trim MSRP (CarAPI), median across covered model years.

GMC AcadiaKia Sorento
Base MSRP$29,435$25,750
Most common engineLGX · 3.6L V6LAMBDA-II · 3.3L V6
InductionNaturally aspiratedNaturally aspirated
Fuel economy22 MPG24 MPG
Running cost$2,800/yr$2,550/yr
Low emissions404 g/mi377 g/mi
Displacement3.0 L2.5 L
NHTSA overall crash rating★★★★★ (2025)★★★★★ (2025)
Rollover risk (NHTSA)18.5%15.9%
Engines with enough data47

Side by side

Both cars scored as percentiles within Midsize SUV, so the shapes are directly comparable. Built from EPA test data.

Fuel economy65 / 79Running cost62 / 75Low emissions65 / 79Cabin spacen/a / n/aCargo spacen/a / n/aDisplacement48 / 27
GMC AcadiaKia Sorento

What each one's complaints are about

Showing each car's highest-volume engine. Share of component mentions — not a failure rate, and not a ranking between the two.

GMC Acadia

LGX · 3.6L V6

1,364complaints
Transmission & drivetrain 25%Electrical 21%

Kia Sorento

LAMBDA-II · 3.3L V6

811complaints
Engine 22%Electrical 12%

How often each one's complaints involve a fire, crash or injury

Shares of each car's own complaints — sales volume cancels out of a within-car ratio, so these two can be compared. The vertical mark is the all-vehicle average.

Fire
0.5%
3.3%
Crash
2.3%
2.8%
Injury
1.6%
2.3%

all vehicles — Fire 1.1% · Crash 4.4% · Injury 2.6%

Every engine with enough data

Complaint counts per engine are shown for scale only — they track how many were sold, not how often they fail.

GMC Acadia

  • LGX · 3.6L V6Naturally aspirated1,364
  • LLT · 3.6L V6Naturally aspirated575
  • LCV · 2.5L I4243
  • LK0 · 2.5L I4122

Kia Sorento

  • LAMBDA-II · 3.3L V6Naturally aspirated811
  • THETA-II · 2.4L I4Naturally aspirated662
  • LAMBDA II · 3.3L V6Naturally aspirated287
  • THETA-III · 2.5L I4 281hp239
  • THETA-III · 2.5L I4 191hp116
  • GAMMA-II · 1.6L I4Turbo110
  • THETA-II · 2.0L I4Turbo75

Recalls where NHTSA said stop driving or park outside

The severest recall class only. Model-level, manufacturer-confirmed. Recall repairs are free at any franchised dealer, whatever the car's age.

GMC Acadia

None on record for this model.

Kia Sorento

  • Trailer Hitches (park outside, 2016–2022) 22V703000
  • Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module (park outside, 2015–2015) 21V331000
  • Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module (park outside, 2015–2015) 20V519000

One car having more complaints than the other mostly reflects how many were sold, not how often they break. Compare each car's own mix of problems — not the totals.

See the whole Midsize SUV segment at once →