Positioning:
The Chevrolet S-10 for 2003 represented a continuation of GM's long-standing tradition in the compact pickup truck segment, known for its versatility and ruggedness, appealing to both work and lifestyle buyers.
Competitors:
Primary competitors included the Ford Ranger, Dodge Dakota, Toyota Tacoma, and Nissan Frontier, all vying for market share in the highly competitive compact pickup truck segment.
Vehicle Features:
Offered in various cab configurations (Regular Cab, Extended Cab), bed lengths, and drivetrain options (2WD, 4WD), emphasizing practicality and capability for its class.
Value Proposition:
This manual provides the same authoritative, vehicle-specific information used by dealership technicians, ensuring accurate diagnosis, repair, and maintenance for owners and independent repair shops alike.
Engine Systems:
Engine mechanical, lubrication, cooling, fuel, ignition, exhaust, emissions control, engine diagnostics.
Transmission Drivetrain:
Manual transmission, automatic transmission, transfer case, driveline components (propeller shafts, CV joints, differentials).
Suspension Steering:
Front suspension (independent), rear suspension (leaf springs), steering system components, wheel alignment specifications.
Brakes:
Front disc brakes, rear drum brakes (standard), anti-lock braking system (ABS) diagnosis and repair, parking brake system.
Electrical Electronics:
12V battery system, charging system, starting system, lighting, wipers, horn, instruments, fuses, relays, wiring diagrams, body control module (BCM), Powertrain Control Module (PCM).
HVAC:
Heating, ventilation, and air conditioning (HVAC) system components, refrigerant handling, diagnosis and repair.
Body Chassis:
Body panel removal/installation, interior trim, exterior trim, frame, cab mounting, tailgate, bed, bumpers.
Fuel System Diagnosis:
Diagnosis and repair of fuel injectors, fuel pump, fuel pressure regulator, and fuel lines.
Cooling System:
Radiator, water pump, thermostat, heater core, and cooling fan diagnosis and replacement procedures.
Exhaust System:
Catalytic converter, muffler, exhaust pipes, and O2 sensor replacement and troubleshooting.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, tire rotation, brake inspections, tune-ups.
Repair:
Engine overhaul, transmission rebuild, brake caliper replacement, suspension component repair, electrical component troubleshooting, body panel repair.
Diagnostics:
On-board diagnostics (OBD-II) system, diagnostic trouble codes (DTCs), symptom-based troubleshooting charts, component testing procedures.
Installation:
Component replacement, accessory installation, minor modifications (if applicable).
Troubleshooting Charts:
Extensive troubleshooting charts for common symptoms, guiding technicians through diagnostic processes.
Depth:
Comprehensive coverage from basic routine maintenance to advanced diagnostics and complete component overhauls, including torque specifications, clearances, and electrical schematics.
Wiring Diagrams:
Complete and detailed electrical wiring diagrams for all vehicle systems, crucial for diagnosing electrical faults.
File Format:
Likely PDF for digital versions, allowing for searchability and printing of specific sections.
Print Quality:
High-resolution diagrams, clear text, and professional layout for ease of reading and comprehension.
Binding Type:
Typically perfect bound or saddle-stitched for printed versions, designed for workshop durability.
Paper Type:
Durable paper stock, often with a semi-gloss finish, to withstand workshop environments.
Engine 2.2L Inline4:
2.2L (2198cc) L4, Vortec 2200, SOHC, 16-valve. Power: ~120 hp @ 5200 rpm. Torque: ~130 lb-ft @ 3800 rpm.
Engine 4.3L V6:
4.3L (4300cc) V6, Vortec 4300, OHV, 12-valve. Power: ~180-190 hp @ 4400-4600 rpm. Torque: ~245-250 lb-ft @ 2800-3200 rpm.
Engine Options:
Two primary engine options: the 2.2L 4-cylinder and the more powerful 4.3L V6, catering to different performance and efficiency needs.
Fuel Delivery:
Multi-port fuel injection (MPFI) for both engine variants.
Spark Plugs:
Refer to manual for specific spark plug part numbers (e.g., ACDelco 41-985 or equivalent) and gap specifications.
Oil Type Capacity:
Engine oil: SAE 5W-30 recommended. Capacity: 4.5 quarts (4.3L) for 2.2L; 4.5 quarts (4.3L) for 4.3L V6 (with filter change). Consult manual for precise capacities.
Manual Transmission:
Available with a 5-speed manual transmission (NV1500 for 4-cyl, NV3500 for V6).
Automatic Transmission:
Available with a 4-speed automatic transmission (4L60-E for V6, 4L60-E or similar for 4-cyl).
Drivetrain:
Available in 2WD (Rear-Wheel Drive) and 4WD (Four-Wheel Drive) configurations, often featuring a 2-speed transfer case for 4WD models.
Automatic Transmission Fluid:
Dexron-III or Dexron-VI automatic transmission fluid (ATF) is typically specified. Capacity approximately 4.5-6 quarts (4.3-5.7L) for a pan drop and fluid refill.
Manual Transmission Fluid:
Manual transmission fluid specifications vary by transmission model, often a GL-4 rated gear oil. Consult manual for specific part numbers and capacities.
Wheelbase:
Short wheelbase: 108.3 inches (2751 mm). Long wheelbase: 117.9 inches (2995 mm).
Bed Lengths:
Standard bed: 72.9 inches (1852 mm). Long bed: 95.9 inches (2436 mm).
Payload Capacity:
Varies significantly by configuration and engine, typically ranging from 1,000 to 1,500 lbs (454 to 680 kg).
Curb Weight:
Approximately 3,000 - 3,800 lbs (1361 - 1724 kg) depending on configuration.
Wheel Size:
Commonly 15-inch or 16-inch wheels.
Tire Sizes:
Standard tire sizes include P215/70R15, P235/75R15, P215/75R16, P235/70R16. Consult manual for specific application.
Bolt Pattern:
5 x 4.75 inch (120.7 mm) bolt pattern.
Oil Change Interval:
Recommended every 3,000 to 7,500 miles (5,000 to 12,000 km) or 6-12 months, depending on driving conditions and oil type used. Consult manual for specific intervals.
Air Filter Replacement:
Inspect every 15,000 miles (24,000 km), replace as needed or every 30,000 miles (48,000 km).
Spark Plug Replacement:
Recommended at 60,000 to 100,000 miles (96,000 to 160,000 km), depending on spark plug type (e.g., platinum or iridium).
Coolant Type:
GMానని Extended Life Coolant (ELC) or equivalent silicate-free, orange coolant (e.g., Dex-Cool compatible).
Brake Fluid Type:
DOT 3 brake fluid is typically specified.
Intake Manifold Gaskets:
Some models, particularly those with older engine designs, could be prone to intake manifold gasket leaks. The manual will detail diagnostic procedures and replacement steps.
Oil Pan Gaskets:
Oil pan gasket leaks can occur over time. The manual provides torque specifications and procedures for replacement.
Ignition Coils:
Individual ignition coils or coil packs may fail, leading to misfires. The manual covers testing and replacement.
Comprehensive Schedule:
Manual includes detailed mileage-based and time-based maintenance schedules covering all major vehicle systems.
Chevrolet Trucks:
Chevrolet has a long and storied history in the pickup truck market, with the S-10 being a key player in the compact truck segment since its introduction in 1982.
Second Generation:
The 2003 model year falls within the second generation of the S-10 (1994-2004), which saw significant styling and mechanical updates, including the introduction of the GMT355 platform for later models in this generation. The 2003 model received styling cues from the larger Silverado.
Manufacturing Locations:
Produced at various General Motors assembly plants in North America, including facilities in St. Louis, Missouri, and Shreveport, Louisiana.