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Corvette

Corvette 454 1979 Workshop Repair Service Manual

Corvette 454 1979 Workshop Repair Service Manual

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Vehicle data plateRef 454523
Brand
Corvette
Vehicle
Cars
Models covered
Chevrolet, Corvette 454, Misc
Years
1979
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your model year? Ask us before you buy
🏷️ Basic Information
Identification
Make:
Chevrolet
Model:
Corvette
Year:
1979
Engine Code:
LS4, L82
Trim Level:
All Models/Engines/Trim/Transmissions Types
👋 Introduction
Market Position
Market Segment:
Performance Sports Car
Target Audience:
Corvette enthusiasts, owners, mechanics, restoration specialists
Competitive Analysis
Key Competitors Era:
Porsche 911, Ferrari 308 GTB, Datsun 280Z
Key Features
Vehicle Identity:
Iconic American sports car with powerful V8 engines and distinctive styling.
Manual Value Proposition:
Essential resource for maintaining, repairing, and restoring the 1979 Corvette, ensuring optimal performance and longevity.
📋 Manual Details
Coverage Areas
Manual Type:
Workshop Repair Service Manual
Language:
English
Format:
PDF Download
📖 Manual Coverage
Systems Covered
Engine:
Complete overhaul, diagnostics, tuning, cooling, lubrication, fuel, ignition systems
Transmission:
Manual (M20, M21) and Automatic (TH400) transmission service, repair, and adjustment
Drivetrain:
Driveshaft, universal joints, rear axle assembly (differential, half-shafts), CV joints
Suspension:
Front (independent, transverse leaf spring) and rear (independent, trailing arms, transverse leaf spring) suspension servicing and alignment
Steering:
Power steering system, steering column, steering linkage, power steering pump
Brakes:
Front and rear disc brake systems (including power assist), parking brake, brake fluid specifications and bleeding procedures
Electrical:
12V negative ground system, battery, alternator, starter, ignition system, lighting, gauges, horn, power windows, power seats
Body:
Exterior body panels, doors, hood, T-tops, interior trim, seats, bumpers, glass replacement
HVAC:
Heating, ventilation, and air conditioning system (if equipped), component service and recharge
Fuel System:
Fuel tank, fuel pump, fuel lines, carburetor (Holley 4-barrel on LS4/L82), fuel filter
Exhaust:
Exhaust manifolds, pipes, mufflers, catalytic converters (if applicable), hangers
Procedures Included
Maintenance:
Oil change, filter replacement, spark plug replacement, tune-up procedures, fluid checks and changes, lubrication points
Troubleshooting:
Diagnostic charts for common problems, symptom-based troubleshooting for engine, electrical, and mechanical issues
Repair:
Detailed step-by-step instructions for component removal, disassembly, repair, reassembly, and installation
Diagnostics:
Ignition timing adjustment, carburetor adjustment, engine compression testing, vacuum testing
Wiring Diagrams:
Comprehensive electrical wiring diagrams for all major systems
Technical Depth
Depth:
Comprehensive; covers everything from routine maintenance to complete engine and transmission overhauls, including detailed diagnostic procedures and specifications.
📊 Manual Specifications
File Format
File Format:
PDF
Searchability:
Fully searchable text content
Printability:
Printable pages
Page Count:
Estimated 1000+ pages (typical for this era and vehicle complexity)
Content Quality:
Professional technical illustrations, diagrams, and detailed text descriptions
⚙️ Engine Specifications
Primary Engine
Engine Type:
V8, pushrod overhead valve
Ls4 Engine Displacement:
7.4 Liters (454 cubic inches)
Ls4 Engine Horsepower:
270 hp @ 4000 rpm (Gross)
Ls4 Engine Torque:
380 lb-ft @ 3200 rpm (Gross)
L82 Engine Displacement:
5.7 Liters (350 cubic inches)
L82 Engine Horsepower:
225 hp @ 4800 rpm (Gross)
L82 Engine Torque:
285 lb-ft @ 3200 rpm (Gross)
Fuel System
Carburetor:
Holley 4-barrel (Model 4175 or similar for LS4, Rochester Quadrajet for L82)
Fuel Type:
Unleaded gasoline
🔧 Transmission
Standard
Type:
Turbo Hydra-Matic 400 (TH400) 3-speed automatic
Optional
Type:
Muncie M20/M21 4-speed manual (less common in '79, more prevalent in earlier years)
Features
Automatic Fluid Type:
Dexron II automatic transmission fluid (ATF)
Manual Fluid Type:
GL-4 Gear Oil (e.g., SAE 80W-90)
📐 Dimensions
Exterior
Length:
185.4 inches (4709 mm)
Width:
70.8 inches (1798 mm)
Height:
48.1 inches (1222 mm)
Wheelbase:
98.0 inches (2489 mm)
Weights
Curb Weight Approx:
3400-3700 lbs (1542-1678 kg) depending on engine and options
🛡️ Safety Features
Ratings
Crash Test Era Standards:
Reflects 1970s safety standards; primarily focused on passive restraints.
Active Features
Braking System:
Power-assisted front and rear disc brakes
Steering System:
Power steering standard
Passive Features
Seatbelts:
Three-point retractable front seatbelts
Headrests:
Integrated headrests in bucket seats
Windshield:
Laminated safety glass
💡 Technology Features
Infotainment
Audio System:
Optional AM/FM radio with stereo 8-track player or cassette player
Gauges:
Analog gauges including speedometer, tachometer, fuel level, oil pressure, water temperature, and voltmeter.
Driver Assistance
Features:
Limited by era; primarily power steering and power brakes. No electronic driver aids.
Connectivity
Features:
None (pre-internet era)
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 3,000-5,000 miles or 6 months, whichever comes first (owner's discretion/driving conditions)
Transmission Fluid Change:
Every 24,000-30,000 miles or 24 months
Spark Plug Replacement:
Approx. 30,000 miles (depending on plug type)
Coolant Flush:
Every 2 years or 30,000 miles
Fluid Specifications
Engine Oil Viscosity:
SAE 10W-40 or SAE 10W-30 (check owner's manual for specific recommendations based on temperature)
Engine Oil Capacity:
5 quarts (4.7 liters) with filter for 350, 6 quarts (5.7 liters) with filter for 454
Coolant Type:
Ethylene glycol-based antifreeze (50/50 mix with distilled water)
Known Issues
Common Problems:
Carburetor adjustment sensitivity, potential for rear main seal leaks, aging electrical components, vacuum hose deterioration, fiberglass body crack repair.
Restoration Considerations:
Upholstery wear, weather stripping degradation, suspension bushing wear, exhaust system corrosion.
📚 Vehicle History
Brand Heritage
Chevrolet Performance Legacy:
Chevrolet has a long history of performance vehicles, with the Corvette being its flagship sports car since 1953.
Model Evolution
C3 Generation Overview:
The C3 generation (1968-1982) is characterized by its distinctive 'Mako Shark' design. The 1979 model year saw significant refinements and increased production.
1979 Specific Updates:
Introduction of a new dash, standard tilt-telescope steering wheel, larger engine options (454 Big-Block), and a glass-panel roof option.
Production
Production Years:
1979
Production Numbers:
Approx. 53,807 units produced for the 1979 model year, making it the highest production year for the C3 Corvette.
🏆 Awards & Recognition
Recognitions
General Vehicle Recognition:
While specific awards for the 1979 model are rare, the C3 Corvette generation is widely recognized as a significant milestone in American sports car history and a cultural icon.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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