2018 GMC Terrain fuel tank — FWD, diesel price snapshot
- Low
- $95
- Average
- $230
- High
- $420
Year & trim-specific price guide
Used 2018 GMC Terrain Fuel Tank — FWD, diesel prices
Trim-specific pricing for the FWD, diesel variant of the 2018 GMC Terrain fuel tank, built from 45 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 14, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price summary
A used 2018 GMC Terrain fuel tank (FWD, diesel) costs $95 to $420, with a median asking price of $209. Based on 45 priced salvage yard listings across the US, updated Sep 14, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How does the FWD, diesel compare?
This pricing covers the FWD, diesel variant of the 2018 GMC Terrain fuel tank, based on 45 priced listings. Its $209 median is 35% above the 2018 GMC Terrain fuel tank overall median of $155.
There are 3 other fuel tank variants available for the 2018 GMC Terrain.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
FWD, diesel in other model years
Same year, other trims
What other 2018 GMC Terrain fuel tank variants are available?
Back to full guide
2018 GMC Terrain fuel tank — all trims
Common questions
2018 GMC Terrain fuel tank (FWD, diesel) FAQ
How much is a used 2018 GMC Terrain fuel tank (FWD, diesel)?
Based on 45 priced salvage-yard listings, a used 2018 GMC Terrain fuel tank in the FWD, diesel variant lists between $95 and $420, with a median asking price of $209.
Which years use the FWD, diesel fuel tank?
The FWD, diesel variant appears in model years 2018, 2019. Prices and availability may differ by year.