🏷️ Basic Information

Make:

Chevrolet

Model:

S-10

Year:

1994

Product Type:

Service and Repair Manual

Coverage Level:

All Models & All Repairs A-Z

Authenticity:

Vehicle Specific, Dealer Technician Equivalent

👋 Introduction

Segment:

Compact Pickup Truck

Target Audience:

Owners seeking DIY maintenance and repair, Independent Repair Shops, Dealership Technicians

Key Competitors Era:

Ford Ranger, Toyota Tacoma (precursor to Tundra), Nissan Hardbody/Frontier

Manual Benefit 1:

Authoritative information directly from manufacturer sources.

Manual Benefit 2:

Detailed troubleshooting guides for accurate problem diagnosis.

Manual Benefit 3:

Comprehensive coverage of all engine, transmission, and chassis variants.

📋 Manual Details

Primary Coverage:

Maintenance, Service, Diagnostics, Repair, Troubleshooting

Estimated Page Count:

High (typically 800-1500+ pages for comprehensive manuals of this era)

Type:

Service and Repair Manual

Language:

English

Format:

Print (likely physical book, though digital versions often derived)

📖 Manual Coverage

Powertrain:

Engine Mechanical, Fuel System, Ignition System, Cooling System, Exhaust System, Lubrication System, Engine Control System (ECM/PCM)

Transmission Drivetrain:

Manual Transmissions (all variants), Automatic Transmissions (all variants), Drivetrain Components (driveshafts, axles, differentials), Transfer Case (4WD models)

Chassis Suspension Steering:

Front Suspension, Rear Suspension, Steering System, Wheel Alignment, Chassis Frame

Brakes:

Front Disc Brakes, Rear Drum Brakes, Parking Brake System, ABS (if equipped), Brake System Hydraulics

Electrical Electronics:

Battery, Charging System, Starting System, Ignition System, Lighting System, Instrumentation, Gauges, Power Accessories (windows, locks, mirrors), Wiper/Washer System, Horn, Audio System, Diagnostic Connector (ALDL)

Body Interior:

Body Panels, Doors, Hood, Tailgate, Interior Trim, Seats, HVAC System (Heating, Ventilation, Air Conditioning), Body Control Modules (if applicable), Exterior Trim and Brightwork

Maintenance:

Fluid Changes (oil, coolant, brake fluid, transmission fluid, power steering fluid), Filter Replacements (oil, air, fuel), Spark Plug Replacement, Belt Adjustments/Replacement, Wiper Blade Replacement, Tire Rotation

Diagnostics Troubleshooting:

Symptom-based diagnostics, Diagnostic Trouble Codes (DTCs), Component testing, Wiring diagrams for fault finding

Repair Rebuild:

Engine overhaul, Transmission overhaul, Brake caliper/wheel cylinder replacement, Suspension component replacement, Steering component replacement, Electrical component replacement, Body panel repair

Adjustment Calibration:

Valve adjustment (if applicable), Clutch adjustment, Parking brake adjustment, Wheel alignment specifications

Installation Replacement:

Component replacement (alternator, starter, water pump, fuel pump, etc.), Accessory installation, Body component removal/installation

Depth:

Comprehensive: Covers basic maintenance to complete engine and transmission rebuilds, including detailed diagnostic procedures and electrical schematics.

📊 Manual Specifications

Digital Format:

N/A (Original is Print)

Quality:

High (Original Dealer Specification)

Binding:

Professional perfect binding or spiral bound (typical for service manuals)

Paper Quality:

Durable, often glossy or semi-gloss for diagrams and schematics

⚙️ Engine Specifications

Engine Options:

2.2L (134 cu in) OHV 4-cylinder, 4.3L (262 cu in) OHV V6 (Vortec)

2.2L 4Cyl Horsepower:

Approx. 110-120 hp

4.3L V6 Horsepower:

Approx. 160-165 hp

Injection Type:

Electronic Fuel Injection (EFI)

4 Cylinder Code:

LG5

V6 Code:

LB4

🔧 Transmission

Manual Transmission:

4-speed, 5-speed manual transmissions available

Automatic Transmission:

4-speed automatic transmission (700R4/4L60 variants)

Drivetrain Options:

2WD (RWD), 4WD (Part-time, Instatrac system)

📐 Dimensions

Body Styles:

Regular Cab, Extended Cab

Wheelbase Options:

Short Bed, Long Bed variants

Curb Weight Range:

Approx. 3,000 - 3,800 lbs (varies by configuration)

🛡️ Safety Features

NHTSA Ratings 1994:

Limited specific crash test data publicly available for this specific year and model; generally expected to meet contemporary standards.

ABS:

Anti-lock Braking System (ABS) available on some models, typically rear-wheel ABS.

Airbags:

Driver-side airbag standard for 1994 model year.

Seatbelts:

Frontal three-point seat belts, Lap belts for rear occupants (Extended Cab).

💡 Technology Features

Audio System:

Factory AM/FM stereo with cassette player, optional CD player on higher trims.

Cruise Control:

Optional cruise control.

Diagnostic Port:

Assembly Line Diagnostic Link (ALDL) connector for engine diagnostic scanning.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000 - 5,000 miles or 3-6 months, depending on driving conditions and oil type (refer to manual for specifics).

Air Filter Replacement:

Inspect every 15,000 miles, replace as needed or approximately every 30,000 miles.

Spark Plug Replacement:

Generally around 60,000 - 100,000 miles for platinum or iridium plugs, earlier for standard plugs (refer to specific plug type).

Transmission Fluid Change:

Every 30,000 - 50,000 miles for automatic transmissions, potentially longer for manual (consult manual).

Engine Oil Type:

API SG or SH rated, SAE 5W-30 or 10W-30 recommended (check manual for specific V6 vs. 4-cyl requirements and temperature ranges).

Coolant Type:

Ethylene glycol based, meeting GM specification (typically a green coolant).

Brake Fluid Type:

DOT 3

Automatic Transmission Fluid:

Dexron III (or equivalent)

Common Issue 1:

Rear main seal leaks (especially on V6 engines).

Common Issue 2:

Dashboard cracking/delamination due to UV exposure.

Common Issue 3:

HVAC blower motor resistor failure leading to fan speed issues.

Common Issue 4:

Power window motor failure or regulator issues.

Common Issue 5:

Catalytic converter failure or O2 sensor issues.

📚 Vehicle History

Chevrolet Truck Legacy:

Chevrolet has a long history of producing reliable light-duty trucks, dating back to the Task Force and C/K series.

S10 Introduction:

The S-10 was introduced for the 1982 model year as Chevrolet's first compact pickup truck, replacing the LUV.

Second Generation Start:

The 1994 model year marked the beginning of the second generation for the S-10, featuring a significant redesign with a more aerodynamic exterior and updated interior.

Manufacturing Locations:

Primarily produced in the United States (e.g., St. Louis, Missouri; Shreveport, Louisiana) and also in Brazil.

🏆 Awards & Recognition

Industry Accolades:

The S-10 and its GMC counterpart, the Sonoma, were generally well-regarded in their class for their capabilities and value, though specific individual year awards are less common for this model.