GMC Sierra 3500 HD Price in Idaho
As of October 19, 2026, there are 313 GMC Sierra 3500 HD vehicles available at 13 dealerships in Idaho. Idaho dealers are pricing competitively — the average selling price is $4,136 below MSRP, with 100% of inventory at or under sticker. 10 of 13 dealers are currently pricing below MSRP on average. Prices range from $48,998 to $106,135, with a median of $90,565.
These are advertised prices — a negotiated deal (incentives, dealer discounts) often beats them.
313
In Stock
-$4,136
Avg Markup
99.7%
At/Below MSRP
$90,565
Median Price
Price range: $48,998 to $106,135.
Dealers in Idaho
| Dealer | Count | Avg Markup | Below MSRP |
|---|---|---|---|
| KENDALL CHEVROLET BUICK GMC OF NAMPA Nampa, ID | 67 | -$10,213 | 67 |
| DILLON GMC BOISE, ID | 13 | -$9,573 | 13 |
| ROBIDEAUX MOTORS CO. Coeur D Alene, ID | 12 | -$7,995 | 12 |
| LIBERTY GMC REXBURG, ID | 23 | -$7,668 | 22 |
| HOMETOWN CHEVROLET GMC OF FRUITLAND Fruitland, ID | 7 | -$7,357 | 7 |
| HIRNING BUICK GMC Pocatello, ID | 11 | -$6,453 | 11 |
| BURLEY GMC BURLEY, ID | 3 | -$6,426 | 3 |
| LEWISTON CHEVROLET GMC Lewiston, ID | 7 | -$3,857 | 7 |
| ROB GREEN GMC, LLC Twin Falls, ID | 5 | -$2,810 | 5 |
| ST. ANTHONY MOTORS St. Anthony, ID | 8 | $0 | 6 |
| DAVE SMITH MOTORS Kellogg, ID | 154 | +$19 | 149 |
| ROBIDEAUX MOTORS CO. COEUR D ALENE, ID | 2 | — | 0 |
| QUALITY MOTORS, INC. SALMON, ID | 1 | — | 0 |