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Combined MPG
14–27 MPG
55% city / 45% highway weighted
City Driving Rating
13–25 MPG
Stop-and-go urban cycle
Highway Driving Rating
16–30 MPG
Sustained open-highway test
Annual Fuel Cost
$2,300–5,450
EPA estimate @ 15,000 miles/yr
Laboratory Fuel Economy Certification

Executive Efficiency Findings

The 2022 GMC Terrain delivers an EPA-certified 14–27 MPG combined across 10 configurations. Estimated annual fuel costs range from $2,300 to $5,450.

EPA Testing Standards: Ratings derived from official dynamometer laboratory tests under 40 CFR Part 600. Real-world fuel economy varies based on driving style, ambient temperature, cargo payload, and terrain.
Certified Powertrain Attributes
  • • Certified Configurations: 10 trim and powertrain permutation(s).
  • • Combined Rating Range: 14–27 MPG.
  • • Annual Energy Cost: $2,300–5,450 (15k mi/yr).
Certified Ratings Matrix

Official EPA Fuel Economy Ratings by Configuration (10)

Laboratory certification test values across engine, transmission, and drivetrain permutations

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined Annual Fuel Cost CO2 (g/mi)
Sierra Mud Terrain Tires 4WD Diesel 3L Turbo-Diesel 4-Wheel Drive Automatic 10-spd 20 MPG 23 MPG 21 MPG $3,800 —
Sierra Mud Terrain Tires 4WD Regular 2.7L 4-Cyl Gas 4-Wheel Drive Automatic 8-spd 16 MPG 18 MPG 17 MPG $3,600 —
Sierra Mud Terrain Tires 4WD Premium 6.2L 8-Cyl Gas 4-Wheel Drive Automatic 10-spd 14 MPG 18 MPG 16 MPG $4,750 —
Sierra Mud Terrain Tires 4WD Gasoline or E85 5.3L 8-Cyl Gas 4-Wheel Drive Automatic 6-spd 14 MPG 16 MPG 15 MPG $4,100 —
Sierra Mud Terrain Tires 4WD Regular 5.3L 8-Cyl Gas 4-Wheel Drive Automatic 8-spd 14 MPG 18 MPG 15 MPG $4,100 —
Sierra Mud Terrain Tires 4WD Regular 5.3L 8-Cyl Gas 4-Wheel Drive Automatic 10-spd 13 MPG 17 MPG 15 MPG $4,100 —
Sierra Mud Terrain Tires 4WD Regular 5.3L 8-Cyl Gas 4-Wheel Drive Automatic 10-spd 14 MPG 17 MPG 15 MPG $4,100 —
Sierra Mud Terrain Tires 4WD Premium 6.2L 8-Cyl Gas 4-Wheel Drive Automatic 10-spd 13 MPG 17 MPG 14 MPG $5,450 —
Terrain FWD Regular 1.5L 4-Cyl Gas Front-Wheel Drive Automatic 9-spd 25 MPG 30 MPG 27 MPG $2,300 —
Terrain AWD Regular 1.5L 4-Cyl Gas All-Wheel Drive Automatic 9-spd 25 MPG 28 MPG 26 MPG $2,350 —
Operating Cost Economics

Standardized Energy Cost & Consumption Benchmarks

Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles

ENERGY UNIT 25 MI

Fuel Cost per 25 Miles

$3.24–$6.25

Based on $3.50 per gallon regular gasoline

ANNUAL TOTAL 15K MI

Annual Fuel Consumption

556–1071 Gal

Estimated annual energy units needed for 15,000 miles

5-YEAR VALUE SAVINGS

5-Year Fuel Cost vs Avg Vehicle

EPA Benchmark

Compared to the average new vehicle over 5 years

Related Workstations

Related Official Reports for 2022 GMC Terrain

Cross-reference safety ratings, owner defect complaints, and recall campaigns

← 2022 GMC Terrain Overview

Vehicle summary, specifications, and primary KPI metrics.

2022 GMC Terrain Safety Ratings →

NHTSA 5-Star NCAP crash tests, rollover risk, and active driver assistance.

2022 GMC Terrain Owner Complaints (81) →

NHTSA consumer defect complaint filings by affected component.

2022 GMC Terrain Safety Recalls (2) →

Official safety recall notices, defects, and free repair instructions.
Search Intelligence

Quick Answers: EPA Fuel Economy, Electric Range & Energy Costs for the 2022 GMC Terrain

Direct, deterministic answers synthesized from verified United States government databases for the 2022 GMC Terrain

What gas mileage (MPG) does the 2022 GMC Terrain get?

The 2022 GMC Terrain achieves an EPA-certified rating of 14 to 27 MPG combined across 10 certified configuration(s).

City ratings range from 13 to 25 MPG, and highway ratings range from 16 to 30 MPG.

Source: EPA FuelEconomy.gov (40 CFR Part 600)

What is the estimated annual fuel or energy cost for the 2022 GMC Terrain?

Using AutoUtility's standardized operating cost model, estimated annual fueling and energy costs range between $2,300 and $5,450 for the 2022 GMC Terrain.

Calculated under AutoUtility's standardized methodology (15,000 miles per year, 55% city / 45% highway driving, $3.50/gallon regular gasoline, $0.16/kWh electricity) using official EPA dynamometer consumption ratings.

Source: AutoUtility Operating Cost Model (EPA-Certified Baseline)
Official US Government Data Provenance

Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database under 40 CFR Part 600.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.