🏷️ Basic Information

Make:

Chevrolet

Model:

G30

Year:

1995

Generation:

Third Generation (GMT400 Platform)

👋 Introduction

Market Position:

Essential resource for 1995 Chevrolet G30 owners and independent repair facilities seeking accurate and reliable service information, directly replacing or supplementing factory service manuals.

Competitive Analysis:

Offers a convenient, digital alternative to expensive and often outdated printed manuals. Provides OE-derived licensed content, ensuring accuracy comparable to factory publications. Competes with other online repair databases and generic auto repair guides by offering specific, year-make-model coverage.

Key Features:

Officially licensed, OE material derived, instant online access, PC/laptop/smartphone/tablet compatibility, year-long access with renewal options, comprehensive system coverage, detailed procedures and specifications, cost-effective alternative to professional repair.

Target Audience:

Vehicle owners, DIY mechanics, independent repair shops, fleet maintenance.

📋 Manual Details

Coverage Areas:

All major mechanical and electrical systems, body repair, chassis, engine, transmission, suspension, steering, brakes, HVAC, and more.

Page Count:

Extensive (specific number not provided in product information, but described as comprehensive)

Manual Type:

Service and Repair Manual Software

Language:

English

Format:

PDF Download

Source Material:

Licensed information derived from OE (Original Equipment) materials.

Licensing:

Officially Licensed by RepairSurge.

📖 Manual Coverage

Systems Covered:

Engine (including diagnostics, overhaul, fuel system, cooling system, lubrication), Transmission (automatic and manual, diagnostics, overhaul, fluid service), Drivetrain (rear-wheel drive, drivelines, axles), Suspension (front and rear, components, alignment), Steering (power steering system, linkage), Brakes (hydraulic, ABS systems, parking brake), Electrical System (charging system, starting system, ignition system, lighting, wiring diagrams, body electrical), HVAC (air conditioning, heating, ventilation), Body and Frame (interior trim, exterior trim, structural components, glass), Diagnostic Trouble Codes (DTCs), Troubleshooting procedures.

Procedures Included:

Routine maintenance, scheduled maintenance, inspections, component replacement, system diagnostics, troubleshooting, electrical system diagnosis, engine repair, transmission repair, brake repair, suspension and steering repair, bodywork repair, A/C system servicing, fluid changes, lubrication, component testing, wiring harness repair, diagnostic trouble code interpretation and resolution.

Technical Depth:

Comprehensive, ranging from basic maintenance tasks for DIY enthusiasts to advanced diagnostic and repair procedures for professional mechanics. Includes detailed specifications, torque values, component testing procedures, and diagnostic flowcharts.

Wiring Diagrams:

Includes detailed wiring diagrams for all major electrical systems, crucial for troubleshooting.

Troubleshooting Methodology:

Step-by-step diagnostic procedures, symptom-based troubleshooting guides, and diagnostic flowcharts.

Diagnostic Tools Required:

General automotive tools, multimeter, pressure gauges, scan tool (OBD-I specific for this era, with limited capabilities compared to modern OBD-II).

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution, designed for clear printing of diagrams, schematics, and text.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Searchability:

Searchable PDF format allows for quick location of specific information.

⚙️ Engine Specifications

Primary Engine:

4.3L V6 Vortec OHV

Engine Options:

Also available with 5.0L V8 and 5.7L V8 gasoline engines, and potentially a 6.5L V8 Turbo Diesel (depending on specific G30 configuration, e.g., Van, Chassis Cab, etc.). Manual would cover applicable engines.

Performance 4.3L V6:

Approx. 160-180 hp, 235-260 lb-ft torque (specific figures vary by application and tuning).

Fuel System:

Multi-point Fuel Injection (MPFI) for Vortec engines. Carbureted options may exist for earlier V8s, but MPFI is typical for 1995.

Ignition System:

Distributorless Ignition System (DIS) or Distributor Ignition System (depending on engine option), with electronic control module (ECM).

Cooling System:

Pressurized liquid cooling system with engine-driven fan or clutch fan. Thermostatically controlled.

Lubrication System:

Pressurized wet-sump system with internal oil pump and full-flow oil filter.

Engine Management System:

ECM (Engine Control Module) for fuel injection timing, ignition timing, and emissions control.

Engine Cooling Capacity:

Approx. 14-18 quarts (depending on engine and radiator size). Refer to manual for exact capacity.

4.3L V6 Displacement:

262 cubic inches (4.3 liters)

🔧 Transmission

Standard Transmission:

4-speed Automatic Transmission (e.g., 4L60-E for lighter duty, 4L80-E for heavy duty applications).

Optional Transmission:

5-speed Manual Transmission (less common on G30, but possible for specific configurations).

Transmission Features:

Electronic Shift Control (on 4L60-E/4L80-E), Overdrive gear for fuel efficiency, torque converter lock-up clutch.

Torque Converter Features:

Lock-up torque converter for improved fuel economy at cruising speeds.

📐 Dimensions

Wheelbase Options:

Multiple wheelbase options available to suit different G30 configurations (e.g., 110, 125, 135 inches for vans; longer for chassis cabs).

Gvwr Range:

Gross Vehicle Weight Rating (GVWR) typically ranging from 7,000 lbs to 10,000+ lbs depending on configuration and chassis.

Typical Tire Sizes:

LT235/75R16, LT245/75R16 (depending on GVWR and intended use).

Wheel Bolt Pattern:

8 lug on 16-inch wheels (common for heavier duty applications).

🛡️ Safety Features

Safety Ratings:

N/A (Vehicle classification as a heavy-duty van/truck means specific NHTSA ratings may differ from passenger cars).

Active Features:

Anti-lock Braking System (ABS) available on rear wheels, and potentially front wheels depending on configuration.

Passive Features:

Seat belts (lap and shoulder belts for front occupants), reinforced body structure.

💡 Technology Features

Infotainment System:

Basic AM/FM radio, cassette player, or CD player (optional). Analog gauges and controls.

Driver Assistance Features:

Limited to features like cruise control (optional) and ABS.

Connectivity Features:

None (pre-OBD-II era without advanced electronic connectivity).

🔧 Maintenance

Oil Change Interval:

Typically 3,000 to 7,500 miles or 6-12 months, depending on driving conditions and oil type. Refer to manual for specific recommendations based on engine and usage.

Engine Oil Specification:

API Service SG or SG/CD. Viscosity grade typically 5W-30 or 10W-30 for gasoline engines (refer to manual for precise recommendations based on ambient temperature).

Transmission Fluid Specification:

Dexron-III Automatic Transmission Fluid (ATF) for automatic transmissions.

Coolant Specification:

Ethylene glycol-based coolant meeting GM 1825M specification. Typically a 50/50 mix with distilled water.

Brake Fluid Specification:

DOT 3 or DOT 4 brake fluid.

Power Steering Fluid Specification:

Dexron-III ATF or specific GM power steering fluid.

Common Issues 1995 G30:

Potential for intake manifold gasket leaks (especially on older V8s), cooling system component wear (radiator, hoses, water pump), exhaust manifold leaks, rear main seal leaks, transmission solenoid issues (on electronically controlled units), ABS sensor failures, and some electrical component wear over time. Body rust, particularly in wheel wells and rocker panels, can also be a concern depending on climate and care.

Oil Filter Example:

AC-Delco PF2, Fram PH8A, Wix 51515 (verify exact part number for specific engine).

Air Filter Example:

AC-Delco A3104C, Fram CA3058 (verify exact part number for specific engine).

Spark Plug Recommendation:

Refer to manual for specific plug type and gap. E.g., AC-Delco or equivalent platinum-tipped plugs common for Vortec engines.

Belt Drive System:

V-belt or Serpentine belt drive system for accessories (alternator, power steering pump, A/C compressor). Includes inspection and replacement procedures.

Lubrication Points:

Details on chassis lubrication points, including grease fittings.

📚 Vehicle History

Brand Heritage:

Chevrolet has a long-standing reputation for producing reliable and versatile commercial and passenger vehicles, including its line of vans and trucks.

Model Evolution:

The G-series vans, including the G30, were part of a lineage that evolved from earlier Chevrolet van designs. The 1995 model year falls within the GMT400 platform generation, which introduced significant updates in styling, chassis, and powertrain technology, including the Vortec engine line.

Production Platform:

GMT400 Platform (shared with Chevrolet C/K pickups and other GMT400 based vehicles).

G30 Designation:

The 'G30' designation signifies a heavier duty chassis within the Chevrolet G-series van lineup, typically rated at 3/4 ton or 1-ton capacity, allowing for higher payload and towing capacities compared to G10 or G20 models.