2003 GMC Sierra 3500
2 trims · 10 configurations · Truck (Regular Cab), Truck (Extended Cab), Truck (Crew Cab)
Starting MSRP
$28,712 – $36,550
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Pricing
How much should you pay for the GMC Sierra 3500? Select a trim to update purchase and lease estimates.
MSRP by trim
Select a trim to update the payment estimates. MSRP is for each trim's base configuration and excludes destination, taxes, and options.
Purchase information
Based on Base
Total price (Base MSRP)
$28,712
Typical monthly
$569/mo
Avg. APR
7.00%
60-month loan estimate for good credit (rates as of 2026-08-23). Not a credit offer; actual APR varies by lender, credit, and dealer.
Open loan calculatorCompare 2003 GMC Sierra 3500 trims
Base
5 configurations
- MSRP
- $28,712 – $34,452
- Fuel economy (city/hwy)
- —
- Horsepower
- 300 hp
- Torque
- 360 lb-ft
- Engine
- 6L V8 gas
- Seating
- 3
- Drivetrain
- 4WD
- Cargo (cu ft)
- —
- Max towing
- 12,000 lbs
SLE
5 configurations
- MSRP
- $30,730 – $36,550
- Fuel economy (city/hwy)
- —
- Horsepower
- 300 hp
- Torque
- 360 lb-ft
- Engine
- 6L V8 gas
- Seating
- 3
- Drivetrain
- 4WD
- Cargo (cu ft)
- —
- Max towing
- 12,000 lbs
| Spec | Base5 configurations | SLE5 configurations |
|---|---|---|
| MSRP | $28,712 – $34,452 | $30,730 – $36,550 |
| Fuel economy (city/hwy) | — | — |
| Horsepower | 300 hp | 300 hp |
| Torque | 360 lb-ft | 360 lb-ft |
| Engine | 6L V8 gas | 6L V8 gas |
| Seating | 3 | 3 |
| Drivetrain | 4WD | 4WD |
| Cargo (cu ft) | — | — |
| Max towing | 12,000 lbs | 12,000 lbs |
Specifications shown for each trim’s base configuration; drivetrain, cab, and box options vary within a trim, and MSRP shows the full range. MSRP excludes destination fees, taxes, and dealer-installed options.
Full specifications
Shown for each trim's base configuration. Drivetrain, cab, and box options within a trim can change dimensions, capacities, and fuel economy.
Engine & drivetrain
- Engine type
- BasegasSLEgas
- Fuel type
- Baseregular unleadedSLEregular unleaded
- Cylinders
- BaseV8SLEV8
- Displacement
- Base6 LSLE6 L
- Horsepower
- Base300 hpSLE300 hp
- Torque
- Base360 lb-ftSLE360 lb-ft
- Transmission
- Base5-speed manualSLE5-speed manual
- Drivetrain
- Basefour wheel driveSLEfour wheel drive
Dimensions
- Body type
- BaseTruck (Regular Cab)SLETruck (Regular Cab)
- Doors
- Base2SLE2
- Seating
- Base3SLE3
- Length
- Base222.1 inSLE222.1 in
- Width
- Base96.1 inSLE96.1 in
- Height
- Base76.2 inSLE76.2 in
- Wheelbase
- Base133 inSLE133 in
- Ground clearance
- Base10.6 inSLE10.6 in
Capacity & weight
- Max towing
- Base12,000 lbsSLE12,000 lbs
- Max payload
- Base5,559 lbsSLE5,559 lbs
- Curb weight
- Base5,841 lbsSLE5,841 lbs
- Fuel tank
- Base34 galSLE34 gal
| Spec | Base | SLE |
|---|---|---|
| Engine & drivetrain | ||
| Engine type | gas | gas |
| Fuel type | regular unleaded | regular unleaded |
| Cylinders | V8 | V8 |
| Displacement | 6 L | 6 L |
| Horsepower | 300 hp | 300 hp |
| Torque | 360 lb-ft | 360 lb-ft |
| Transmission | 5-speed manual | 5-speed manual |
| Drivetrain | four wheel drive | four wheel drive |
| Dimensions | ||
| Body type | Truck (Regular Cab) | Truck (Regular Cab) |
| Doors | 2 | 2 |
| Seating | 3 | 3 |
| Length | 222.1 in | 222.1 in |
| Width | 96.1 in | 96.1 in |
| Height | 76.2 in | 76.2 in |
| Wheelbase | 133 in | 133 in |
| Ground clearance | 10.6 in | 10.6 in |
| Capacity & weight | ||
| Max towing | 12,000 lbs | 12,000 lbs |
| Max payload | 5,559 lbs | 5,559 lbs |
| Curb weight | 5,841 lbs | 5,841 lbs |
| Fuel tank | 34 gal | 34 gal |
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2003 GMC Sierra 3500 FAQ
- How much does the 2003 GMC Sierra 3500 cost?
- The 2003 GMC Sierra 3500 has a starting MSRP of $28,712, ranging up to $36,550 for the top trim. Trim pricing includes Base from $28,712; SLE from $30,730.
- How much can the 2003 GMC Sierra 3500 tow?
- The 2003 GMC Sierra 3500 has a maximum towing capacity of up to 12,000 pounds, depending on trim and equipment.
- How many trims does the 2003 GMC Sierra 3500 come in?
- The 2003 GMC Sierra 3500 is available in 2 trims (10 total configurations) across Truck (Regular Cab) and Truck (Extended Cab) and Truck (Crew Cab) body styles with four wheel drive, rear wheel drive.