A 1999 GMC Suburban averages $5,000 today, with most selling between $3,950 and $21,000. ForCar prices the GMC Suburban from real US listings across 1 model years ($5,000–$5,000) — trade-in, private-party and dealer, adjusted for mileage. Free, no signup.
GMC Suburban value by year
What a GMC Suburban is worth at each model year, from real US listings — the low (trade-in), median (private-party) and high (dealer) price.
| Year | Trade-in | Median | Dealer | Listings |
|---|---|---|---|---|
| 1999 | $3,950 | $5,000 | $21,000 | 4 |
The GMC Suburban market right now
Every real listing we found — plotted by year and asking price. The white line is the median; dots below it are priced under market — potential deals.
Adjust your GMC Suburban value for mileage
Pick a model year and enter your odometer reading for a value tuned to your exact car.
Trade-in, private-party & dealer price
Every GMC Suburban has three prices. Our low–median–high range maps to what a dealer pays you, what you'd get selling it yourself, and what a lot charges.
Get an exact GMC Suburban value by VIN
Trim, engine and options move the value. Decode your GMC Suburban's VIN free to pin the exact build, then check its market value.
More on the GMC Suburban
GMC Suburban value FAQ
How much is a GMC Suburban worth?
A 1999 GMC Suburban averages $5,000 today (roughly $3,950–$21,000). Value depends on the year and mileage — see the table above for every model year, or add your mileage for an exact number.
Does mileage change the GMC Suburban value?
Yes — higher mileage lowers value. Enter your odometer reading in the mileage tool above to adjust the estimate from the model-year average.
Is the GMC Suburban value free?
Yes, every estimate is free with no signup, from real US market listings.
How is this calculated?
ForCar aggregates real asking prices for the GMC Suburban from current US listings into the low (10th percentile), median and high (90th percentile) price per model year.
Is this a free GMC Suburban Blue Book alternative?
Yes. ForCar is a free, no-signup alternative to Kelley Blue Book and NADA — instead of a private formula, you see what GMC Suburbans are actually listed for right now, by year and mileage.