2018 Terrain
Denali
2L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
3GKALSEX-J →
2,270 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$17,500 median asking price
118 price observations · Updated Oct 11, 2026
THE SPECS GUIDE
2018 GMC Terrain
Find your trim. See what changes.
Compare recorded engines, drivetrains and specifications, then open the VIN pattern that matches your car.
Have a specific car in mind?
Use its full VIN to look up the vehicle and check the recorded specifications.
SIDE BY SIDE
Compare the details
Choose up to three VIN patterns. Each column describes one recorded pattern.
Swipe the table sideways to compare vehicles. Specification names stay visible.
| Specification | SLE · FWD 3GKALMEV-J | SLE AWD 3GKALTEV-J | Denali AWD 3GKALXEX-J | SLT WXGK6YVZ-C | SLT AWD 3GKALVEV-J | Denali · FWD 3GKALSEX-J | SLE AWD 3GKALTEX-J | SLT · FWD 3GKALPEX-J | SLT AWD 3GKALVEX-J | SLT Diesel · FWD 3GKALREU-J | SLT Diesel AWD 3GKALWEU-J | SLT · FWD 3GKALPEV-J | Trim not recorded 3GKAL8EX-J | SLE · FWD 3GKALMEX-J | SL · FWD 3GKALLEV-J | FWD 2GKALPEX-J | SLE Diesel AWD 3GKALUEU-J | Trim not recorded 3GKACMEV-J | SLE Diesel · FWD 3GKALNEU-J | Trim not recorded 36KALMEX-J |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Engine | 1.5L 4-cyl | 1.5L 4-cyl | 2L 4-cyl | Not recorded | 1.5L 4-cyl | 2L 4-cyl | 2L 4-cyl | 2L 4-cyl | 2L 4-cyl | 1.6L 4-cyl | 1.6L 4-cyl | 1.5L 4-cyl | 2L 4-cyl | 2L 4-cyl | 1.5L 4-cyl | 2L 4-cyl | 1.6L 4-cyl | Not recorded | 1.6L 4-cyl | Not recorded |
| Drivetrain | Front-wheel drive | All-wheel drive | All-wheel drive | Not recorded | All-wheel drive | Front-wheel drive | All-wheel drive | Front-wheel drive | All-wheel drive | Front-wheel drive | All-wheel drive | Front-wheel drive | Not recorded | Front-wheel drive | Front-wheel drive | Front-wheel drive | All-wheel drive | Not recorded | Front-wheel drive | Not recorded |
| Transmission | Automatic | Automatic | Automatic | Not recorded | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Not recorded | Automatic | Automatic | Automatic | Automatic | Not recorded | Automatic | Not recorded |
| Fuel | Gasoline | Gasoline | Gasoline | Other | Gasoline | Gasoline | Gasoline | Gasoline | Gasoline | Diesel | Diesel | Gasoline | Gasoline | Gasoline | Gasoline | Gasoline | Diesel | Not recorded | Diesel | Not recorded |
| Body | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Not recorded | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Sport Utility Vehicle [SUV] | Not recorded | Sport Utility Vehicle [SUV] | Not recorded |
| Seats | 5 | 5 | 5 | Not recorded | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | Not recorded | 5 | 5 | 5 | 5 | Not recorded | 5 | Not recorded |
| Doors | 4-door | 4-door | 4-door | Not recorded | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | 4-door | Not recorded | 4-door | Not recorded |
| Median asking price | $12,498 | $12,763 | $16,889 | Not recorded | $13,590 | $17,500 | $14,690 | $14,500 | $14,995 | $12,570 | $13,881 | $13,995 | Not recorded | $12,459 | Not recorded | Not recorded | $13,995 | Not recorded | $11,537 | Not recorded |
| Price observations | 280 | 182 | 181 | Not recorded | 54 | 118 | 69 | 67 | 93 | 5 | 16 | 63 | Not recorded | 64 | Not recorded | Not recorded | 31 | Not recorded | 12 | Not recorded |
| Price sample updated | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Not recorded | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Not recorded | Oct 11, 2026 | Not recorded | Not recorded | Oct 11, 2026 | Not recorded | Oct 11, 2026 | Not recorded |
Missing data does not mean a feature is absent. Prices are advertised asking prices for each pattern’s own sample, not completed sale prices or a trim-wide average.
EXPLORE THE LINEUP
Find your Terrain
Grouped by recorded trim, with engine and drive variants underneath. Open a variant to see every source pattern.
2018 Terrain
Denali AWD
2L 4-cyl · Gasoline · All-wheel drive · Automatic 1 pattern · View specs
3GKALXEX-J →
4,412 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$16,889 median asking price
181 price observations · Updated Oct 11, 2026
2018 Terrain
SL
1.5L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
3GKALLEV-J →
54 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
No qualifying asking-price sample for this pattern.
2018 Terrain
SLE
1.5L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
3GKALMEV-J →
14,174 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$12,498 median asking price
280 price observations · Updated Oct 11, 2026
2L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
3GKALMEX-J →
2,922 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$12,459 median asking price
64 price observations · Updated Oct 11, 2026
2018 Terrain
SLE AWD
1.5L 4-cyl · Gasoline · All-wheel drive · Automatic 1 pattern · View specs
3GKALTEV-J →
7,620 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$12,763 median asking price
182 price observations · Updated Oct 11, 2026
2L 4-cyl · Gasoline · All-wheel drive · Automatic 1 pattern · View specs
3GKALTEX-J →
2,441 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$14,690 median asking price
69 price observations · Updated Oct 11, 2026
2018 Terrain
SLE Diesel
1.6L 4-cyl · Diesel · Front-wheel drive · Automatic 1 pattern · View specs
3GKALNEU-J →
432 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$11,537 median asking price
12 price observations · Updated Oct 11, 2026
2018 Terrain
SLE Diesel AWD
1.6L 4-cyl · Diesel · All-wheel drive · Automatic 1 pattern · View specs
3GKALUEU-J →
486 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$13,995 median asking price
31 price observations · Updated Oct 11, 2026
2018 Terrain
SLT
1.5L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
3GKALPEV-J →
2,437 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$13,995 median asking price
63 price observations · Updated Oct 11, 2026
2L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
3GKALPEX-J →
2,364 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$14,500 median asking price
67 price observations · Updated Oct 11, 2026
Engine not recorded · Other · Drive not recorded 1 pattern · View specs
WXGK6YVZ-C →
1 VINs in our data
No qualifying asking-price sample for this pattern.
Limited record — some specifications may be missing.
2018 Terrain
SLT AWD
1.5L 4-cyl · Gasoline · All-wheel drive · Automatic 1 pattern · View specs
3GKALVEV-J →
2,292 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$13,590 median asking price
54 price observations · Updated Oct 11, 2026
2L 4-cyl · Gasoline · All-wheel drive · Automatic 1 pattern · View specs
3GKALVEX-J →
2,930 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$14,995 median asking price
93 price observations · Updated Oct 11, 2026
2018 Terrain
SLT Diesel
1.6L 4-cyl · Diesel · Front-wheel drive · Automatic 1 pattern · View specs
3GKALREU-J →
266 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$12,570 median asking price
5 price observations · Updated Oct 11, 2026
2018 Terrain
SLT Diesel AWD
1.6L 4-cyl · Diesel · All-wheel drive · Automatic 1 pattern · View specs
3GKALWEU-J →
701 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
$13,881 median asking price
16 price observations · Updated Oct 11, 2026
2018 Terrain
Trim not recorded
2L 4-cyl · Gasoline · Drive not recorded 1 pattern · View specs
3GKAL8EX-J →
1 VINs in our data
Sport Utility Vehicle [SUV]
No qualifying asking-price sample for this pattern.
Limited record — some specifications may be missing.
2L 4-cyl · Gasoline · Front-wheel drive · Automatic 1 pattern · View specs
2GKALPEX-J →
1 VINs in our data
Sport Utility Vehicle [SUV] · 5 seats
No qualifying asking-price sample for this pattern.
Limited record — some specifications may be missing.
Engine not recorded · Drive not recorded 2 patterns · View specs
3GKACMEV-J →
1 VINs in our data
No qualifying asking-price sample for this pattern.
Limited record — some specifications may be missing.
36KALMEX-J →
1 VINs in our data
No qualifying asking-price sample for this pattern.
Limited record — some specifications may be missing.
Source: manufacturer specifications decoded through NHTSA vPIC, alongside VIN and listing records in our dataset. Trim groups are for browsing; shared labels do not establish identical equipment. Confirm options on the specific vehicle.
THE MARKET VIEW
What are 2018 Terrains listed for?
Explore model-year asking prices and available market history.
BEFORE YOU CHOOSE
Go beyond the spec sheet
Equipment, fuel economy and safety results can vary with the vehicle’s engine, drivetrain and options.
Safety & recalls
Check the tested body style and drivetrain before comparing crash ratings.
Check NHTSA ratings → Check recalls by VIN →Fuel economy
Match the engine and drivetrain to an EPA entry. A model-year fuel estimate may describe a different variant from yours.
Find the matching EPA vehicle →Prices across model years
Compare current asking-price samples. Differences between model years are not a forecast of how one car will depreciate.
Terrain prices by age → Asking-price history →