Used GMC Heavy Conventional Prices by Year
As of August 2026, a used GMC Heavy Conventional typically lists for $20,593 in the US. Depending on model year, typical asking prices run from $9,947 for a 2014 to $22,475 for a 2018 — every figure below is a national median of 143 live listings, not a book value.
GMC Heavy Conventional price by model year
| Year | Typical price | Most listings fall between | Avg mileage | EPA combined | NCAP | For sale |
|---|---|---|---|---|---|---|
| 2018 | $22,475 | $18,444 – $28,553 | 92,556 mi | — | — | 49 |
| 2017 | $20,593 | $15,724 – $25,180 | 100,066 mi | — | — | 74 |
| 2014 | $9,947 | $6,895 – $14,543 | 161,565 mi | — | — | 20 |
“Typical price” is the national median asking price; the range covers the middle 80% of listings (10th–90th percentile), so it excludes teaser and outlier prices on both ends.
Cheapest GMC Heavy Conventional
The cheapest quotable model year is the 2014, typically listing for $9,947 (most between $6,895 and $14,543) with an average odometer of 161,565 miles. Before chasing the lowest price, weigh mileage against a one-year-newer car — and the per-year table above shows where the price-per-mile balance is best. See the cheapest GMC Heavy Conventional listings for sale →
Most expensive GMC Heavy Conventional
The priciest used model year is the 2018 at a typical $22,475 (most between $18,444 and $28,553).
Frequently asked questions
How much does a used GMC Heavy Conventional cost?
As of August 2026, a used GMC Heavy Conventional typically lists for $20,593 nationally. Depending on model year, typical prices run from $9,947 (2014) to $22,475 (2018), based on 143 live listings.
How much is a 2018 GMC Heavy Conventional?
A used 2018 GMC Heavy Conventional typically lists for $22,475, with most asking prices between $18,444 and $28,553. Average odometer reading is 92,556 miles.
What's the cheapest year of the GMC Heavy Conventional worth looking at?
The 2014 model year is the least expensive quotable year at a typical $9,947 — but compare its mileage (161,565 miles on average) and per-year table above before deciding; a newer year at a small premium often carries far fewer miles.
How much is a used 2017 GMC Heavy Conventional?
A used 2017 GMC Heavy Conventional typically lists for $20,593, with most asking prices between $15,724 and $25,180; average odometer is 100,066 miles (74 for sale).
https://vehisales.com/research/prices/gmc/heavy-conventional.
See also: GMC Heavy Conventional hub — live listings & specs · All model price pages · Best used cars by budget.