Market Position:
Compact SUV, popular for its utility and off-road capability, often used for towing and light to moderate off-road use.
Competitive Analysis:
Competed against vehicles like the Ford Bronco II, Jeep Cherokee (XJ), Nissan Pathfinder, and Toyota 4Runner.
Key Features:
Available in 2-door and 4-door configurations, optional 4WD, robust chassis, V6 engine options.
Coverage Areas:
All major mechanical, electrical, and body systems
Page Count:
Extensive (Specific count not provided, but described as comprehensive)
Manual Type:
Service and Repair Manual Software
Format:
Digital Download (PDF compatible via web browser)
Systems Covered:
Engine, Drivetrain (4WD/2WD), Suspension, Steering, Brakes, Electrical System, HVAC, Body and Chassis, Fuel System, Exhaust System, Cooling System, Lubrication System, Emissions Control
Procedures Included:
Routine Maintenance, Troubleshooting, Diagnostics, Component Replacement, Repair Procedures, Wiring Diagrams, Torque Specifications, Alignment Specifications, Reassembly Instructions
Technical Depth:
Comprehensive, covering from basic maintenance to advanced diagnostics and repairs.
File Format:
PDF (Accessible via web browser, compatible with PC, laptop, smartphone, tablet)
Print Quality:
High-resolution, digitally derived from OE materials
Binding Type:
N/A (Digital Download)
Paper Type:
N/A (Digital Download)
Primary Engine:
4.3L (262 cu in) V6 Vortec (L35)
Horsepower L35:
Approx. 160 hp @ 4,200 rpm (Varies slightly by year/tune)
Torque L35:
Approx. 230 lb-ft @ 2,800 rpm (Varies slightly by year/tune)
Fuel System L35:
Multi-port Fuel Injection (MPI)
Optional Engine:
2.8L (173 cu in) V6 (LR2) - Less common for 1994, phased out for L35 as primary V6.
Engine Codes Primary:
LU2 (4.3L VIN X, standard on many models)
Engine Features L35:
Roller camshaft, balance shaft, cast iron block and heads
Standard Transmission:
4-speed Automatic (4L60E)
Optional Transmission:
5-speed Manual (NV1500 or NV3500) - Less common on Blazer models, more prevalent on S10 pickup.
Transmission Features:
Electronically controlled 4L60E with overdrive, rear-wheel drive or Insta-Trac 4WD options.
NHTSA Ratings Driver Side Frontal:
Not rated or tested for this specific model year in many databases. Early SUVs of this era had varied safety performance.
NHTSA Ratings Passenger Side Frontal:
Not rated or tested for this specific model year in many databases.
Active Features:
Optional Anti-lock Braking System (ABS) on rear wheels or all four wheels.
Passive Features:
Seat belts, optional airbags (driver-side standard on some later models, but potentially optional or absent on early 1994 models depending on region and trim).
Infotainment System:
Basic AM/FM radio with cassette player, optional CD player. Analog gauges and climate controls.
Driver Assistance:
Limited to optional ABS (Anti-lock Braking System). No electronic stability control or advanced driver-assistance systems.
Connectivity:
No factory-installed Bluetooth or USB connectivity. External options for aux input or Bluetooth adapters are common aftermarket additions.
Oil Change Interval:
Every 3,000 miles or 3 months (conventional oil), or 5,000-7,500 miles (synthetic oil and filter).
Tire Rotation Interval:
Every 5,000-7,500 miles.
Transmission Fluid Change:
Every 30,000-50,000 miles, depending on usage (severe vs. normal).
Coolant Flush Interval:
Every 30,000 miles or 2 years.
Engine Oil Specification:
SAE 5W-30 (API Service SG or SH)
Engine Oil Capacity:
Approx. 4.5 quarts (4.3L V6) with filter change.
Transmission Fluid Specification:
Dexron III Automatic Transmission Fluid (ATF)
Coolant Specification:
GM-spec coolant (typically a green ethylene glycol based coolant, mixed 50/50 with distilled water).
Known Issues Engine:
Vortec V6 (L35) can develop intake manifold gasket leaks, rear main seal leaks, and spider injector issues (less common on earlier versions).
Known Issues Transmission:
4L60E transmission can experience solenoid failures, torque converter issues, and potential heat-related damage if not properly maintained.
Known Issues Suspension:
Ball joint wear, U-joint failure, and IFS (Independent Front Suspension) component wear are common on higher mileage examples.
Known Issues Electrical:
Corrosion in electrical connectors, faulty body control modules, and issues with the gauge cluster can occur.
Oil Filter Part Number:
AC-Delco PF1218, Fram PH8A, Wix 51085 (Verify with vehicle VIN and specific engine)
Air Filter Part Number:
AC-Delco A151C, Fram CA2506, Wix 42756 (Verify with vehicle VIN and specific engine)
Brand Heritage:
Chevrolet, a division of General Motors, has a long history of producing reliable trucks and SUVs. The S-10 line was introduced in 1982 as a compact pickup truck.
Model Evolution:
The S10 Blazer was introduced in 1983 as a compact SUV counterpart to the S10 pickup. The 1994 model year falls within the first generation, which was a significant redesign from the original. This generation offered more modern styling and amenities.
Production Location:
Primarily assembled in St. Louis, Missouri, and Moraine, Ohio.
