GMC Sierra 2500 HD Price in MCKINNEY, TX

As of October 16, 2026, there are 138 GMC Sierra 2500 HD vehicles available at 2 dealerships in MCKINNEY, TX. Local dealers are pricing competitively — the average selling price is $11,391 below MSRP, with 100% of inventory at or under sticker. 2 of 2 dealers are currently pricing below MSRP on average. Prices range from $48,895 to $103,615, with a median of $85,990.

Across Texas (3,985 listings) the average is $4,226 below MSRP (99% at/below MSRP) — MCKINNEY is priced about $7,165 cheaper than Texas as a whole. See the Sierra 2500 HD in Texas overview. These are advertised prices — a negotiated deal (incentives, dealer discounts) often beats them.