2003 GMC Sonoma
2 trims · 9 configurations · Truck (Regular Cab), Truck (Extended Cab), Truck (Crew Cab)
Starting MSRP
$14,770 – $24,670
Key specifications
NHTSA safety
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How much should you pay for the GMC Sonoma? 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 SL
Total price (SL MSRP)
$14,770
Typical monthly
$292/mo
Avg. APR
7.00%
60-month loan estimate for good credit (rates as of 2026-07-11). Not a credit offer; actual APR varies by lender, credit, and dealer.
Open loan calculatorCompare 2003 GMC Sonoma trims
SL
4 configurations
- MSRP
- $14,770 – $20,320
- Fuel economy (city/hwy)
- 19/25
- Horsepower
- 120 hp
- Torque
- 140 lb-ft
- Engine
- 2.2L I4 flex-fuel (FFV)
- Seating
- 3
- Drivetrain
- RWD
- Cargo (cu ft)
- —
- Max towing
- 6,000 lbs
SLS
5 configurations
- MSRP
- $16,270 – $24,670
- Fuel economy (city/hwy)
- 19/25
- Horsepower
- 120 hp
- Torque
- 140 lb-ft
- Engine
- 2.2L I4 flex-fuel (FFV)
- Seating
- 3
- Drivetrain
- RWD
- Cargo (cu ft)
- —
- Max towing
- 6,000 lbs
| Spec | SL4 configurations | SLS5 configurations |
|---|---|---|
| MSRP | $14,770 – $20,320 | $16,270 – $24,670 |
| Fuel economy (city/hwy) | 19/25 | 19/25 |
| Horsepower | 120 hp | 120 hp |
| Torque | 140 lb-ft | 140 lb-ft |
| Engine | 2.2L I4 flex-fuel (FFV) | 2.2L I4 flex-fuel (FFV) |
| Seating | 3 | 3 |
| Drivetrain | RWD | RWD |
| Cargo (cu ft) | — | — |
| Max towing | 6,000 lbs | 6,000 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
- SLflex-fuel (FFV)SLSflex-fuel (FFV)
- Fuel type
- SLflex-fuel (unleaded/E85)SLSflex-fuel (unleaded/E85)
- Cylinders
- SLI4SLSI4
- Displacement
- SL2.2 LSLS2.2 L
- Horsepower
- SL120 hpSLS120 hp
- Torque
- SL140 lb-ftSLS140 lb-ft
- Transmission
- SL5-speed manualSLS5-speed manual
- Drivetrain
- SLrear wheel driveSLSrear wheel drive
Dimensions
- Body type
- SLTruck (Regular Cab)SLSTruck (Regular Cab)
- Doors
- SL2SLS2
- Seating
- SL3SLS3
- Length
- SL190 inSLS190 in
- Width
- SL67.9 inSLS67.9 in
- Height
- SL62 inSLS62 in
- Wheelbase
- SL108.3 inSLS108.3 in
- Ground clearance
- SL7.2 inSLS7.2 in
Capacity & weight
- Max towing
- SL6,000 lbsSLS6,000 lbs
- Max payload
- SL1,184 lbsSLS1,184 lbs
- Curb weight
- SL3,016 lbsSLS3,016 lbs
- Fuel tank
- SL18 galSLS18 gal
Fuel economy & EV
- Combined MPG
- SL22SLS22
- City MPG
- SL19SLS19
- Highway MPG
- SL25SLS25
| Spec | SL | SLS |
|---|---|---|
| Engine & drivetrain | ||
| Engine type | flex-fuel (FFV) | flex-fuel (FFV) |
| Fuel type | flex-fuel (unleaded/E85) | flex-fuel (unleaded/E85) |
| Cylinders | I4 | I4 |
| Displacement | 2.2 L | 2.2 L |
| Horsepower | 120 hp | 120 hp |
| Torque | 140 lb-ft | 140 lb-ft |
| Transmission | 5-speed manual | 5-speed manual |
| Drivetrain | rear wheel drive | rear wheel drive |
| Dimensions | ||
| Body type | Truck (Regular Cab) | Truck (Regular Cab) |
| Doors | 2 | 2 |
| Seating | 3 | 3 |
| Length | 190 in | 190 in |
| Width | 67.9 in | 67.9 in |
| Height | 62 in | 62 in |
| Wheelbase | 108.3 in | 108.3 in |
| Ground clearance | 7.2 in | 7.2 in |
| Capacity & weight | ||
| Max towing | 6,000 lbs | 6,000 lbs |
| Max payload | 1,184 lbs | 1,184 lbs |
| Curb weight | 3,016 lbs | 3,016 lbs |
| Fuel tank | 18 gal | 18 gal |
| Fuel economy & EV | ||
| Combined MPG | 22 | 22 |
| City MPG | 19 | 19 |
| Highway MPG | 25 | 25 |