Canonical trim name presence
At4 → At4
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VEHICLE GUIDE
2024 GMC Sierra 2500hd
A 5 to 6-seat PICKUP with gas powertrain and 4WD and RWD availability.
2024 GMC Sierra 2500hd is a 5 to 6-seat PICKUP with gas powertrain. 2024 GMC Sierra 2500hd offers 4WD and RWD; the exact drivetrain can change efficiency or capability, so the version matters.
6TRIMS
GasPOWERTRAINS
5–6SEATS
20,000 lbHIGHEST TOWING IN THIS GUIDE
2024 model-year guide6TRIMS
GasPOWERTRAINS
5–6SEATS
20,000 lbHIGHEST TOWING IN THIS GUIDE
EXPLORE THIS VEHICLE
Start with what matters to you.
Answers stay tied to this vehicle and the version you are viewing. Equipment can vary.
YEAR CHANGES
What changed this year?
Compare only the changes and carryover details that have been confirmed for this model year.
Year-over-year context: 3 source-backed year-over-year facts are available for comparison.
3 exact trim carryover relationships are documented in the confirmed year-over-year evidence.
Canonical trim name presence
Denali → Denali
Canonical trim name presence
Sle → Sle