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2018 GMC Terrain

2018 GMC Terrain

SUV
front wheel drive
regular unleaded
Horsepower
–
MPG Combined
–
MSRP
$27,820
Torque
–
Reliability Score
88/ 100Excellent
Based on 309 NHTSA complaints

Should You Buy a 2018 GMC Terrain?

The 2018 GMC Terrain is a compact SUV that offers a blend of comfort, efficiency, and practicality, making it a solid choice for small families or individuals seeking a versatile vehicle. With a front-wheel-drive system and a 1.5L I4 engine, it produces 170 horsepower and 203 lb-ft of torque, delivering a respectable combined fuel economy of 28 MPG. The 9-speed shiftable automatic transmission enhances driving experience, providing smooth gear transitions. Priced at an MSRP of $27,820, the Terrain is positioned competitively within its segment, appealing to budget-conscious buyers who do not want to compromise on features or performance.

Ideal For

The 2018 GMC Terrain is best suited for small families or individuals looking for a reliable and fuel-efficient SUV for daily commuting and weekend adventures.

Strengths

  • +Good fuel economy at 28 MPG combined
  • +Spacious interior with comfortable seating for five
  • +User-friendly infotainment system with smartphone integration
  • +Strong reliability score of 88/100
  • +Smooth ride quality with a well-tuned suspension

Weaknesses

  • -Reported issues with service brakes and engine components
  • -Limited cargo space compared to some competitors
  • -Some complaints regarding electrical system failures
  • -Powertrain issues reported at low mileage
  • -Less powerful than some rivals in the compact SUV segment

Known Issues (NHTSA Data)

The 2018 GMC Terrain has a total of 309 complaints reported to the NHTSA, with notable issues primarily concerning service brakes, engine, and powertrain components. The vehicle has experienced 21 crash incidents and 15 reported injuries, which may raise concerns for potential buyers. However, the reliability score of 88/100 indicates a generally dependable vehicle. While there are no significant NHTSA complaints on record, prospective buyers should remain aware of the common issues reported, particularly within the first 20,000 miles.

Complaint Patterns by Mileage
UNKNOWN OR OTHER
0-20000 mi
13 reports
POWER TRAIN
0-20000 mi
13 reports
ENGINE
0-20000 mi
9 reports
ELECTRICAL SYSTEM
0-20000 mi
8 reports
SERVICE BRAKES
0-20000 mi
6 reports
ELECTRONIC STABILITY CONTROL (ESC)
0-20000 mi
5 reports
ELECTRICAL SYSTEM
20000-40000 mi
5 reports
Top Complaint Areas
SERVICE BRAKES20% of complaints
ENGINE16% of complaints
POWER TRAIN13% of complaints
ELECTRICAL SYSTEM11% of complaints
UNKNOWN OR OTHER10% of complaints

Performance

Horsepower
–
Torque
–
Engine
2 L
Cylinders
I4
Transmission
9-speed shiftable automatic
Drive Type
front wheel drive

Efficiency

MPG Combined
–
Fuel Type
regular unleaded

Dimensions

Length
–
Width
–
Height
–
Wheelbase
–
Curb Weight
–
Ground Clearance
–

Capacity

Doors
5
Seating
5
Cargo
–
Max Cargo
–
Max Towing
–
Max Payload
–

ddpc Estimated Value

$12,038
$10,232 – $13,843
57% from MSRP
Original MSRP: $27,820
Depreciation Over Time
New
5yr
8yr
10yr
ddpc Estimate based on original MSRP, standard depreciation curves, vehicle class, and NHTSA reliability data. Not a substitute for professional appraisal. Actual value depends on condition, mileage, location, and market conditions.

Estimated Cost of Ownership

Estimated Annual Cost
$3,890
Per Mile
$0.32
5-Year Total
$35,232
Fuel
$1,500/yr
Maintenance
$700/yr
Insurance
$1,690/yr
Depreciation
$3,156/yr
Based on industry-standard estimates for this vehicle class. Fuel cost assumes 12,000 mi/yr at national average gas prices. Maintenance uses class-based intervals, not manufacturer-specific schedules. Actual costs vary by location, driving habits, and vehicle condition.

Available Trims (10)

Terrain
SLE 4dr SUV (1.5L 4cyl Turbo 9A)
front wheel drive
$27,820
Terrain
SLT 4dr SUV AWD (1.5L 4cyl Turbo 9A)
all wheel drive
$33,070
Terrain
SLT 4dr SUV (1.5L 4cyl Turbo 9A)
front wheel drive
$31,320
Terrain
SLE 4dr SUV AWD (1.5L 4cyl Turbo 9A)
all wheel drive
$29,570
Terrain FWD
SIDI
FWD
Terrain AWD
SIDI
AWD
Terrain AWD
SIDI
AWD
Terrain FWD
SIDI
FWD
Terrain FWD
FWD
Terrain AWD
AWD

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