Wiring Diagrams

Engine Mechanical, Chassis
& Electrical

Engine Performance

EXHAUST EMISSION CONTROL
1975-79 Domestic Light Trucks & Vans

Emission Control Applications

1966-79 Chrysler Corp.

1966-79 Ford Motor Co.

1966-79 General Motors

1966-79 International Harvester

1966-79 Jeep

Exhaust Emission Systems

Crankcase Ventilation Systems

Thermostatic Air Cleaners

Fuel Evaporation Systems

Air Injection System

Catalytic Converters

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Chrysler Corp.

Systems & Service Procedures

Electric Assist Choke

Exhaust Gas Recirculation

Idle Enrichment System

OSAC Valve

Throttle Position Solenoid

Vacuum Throttle Positioner

Vacuum Diagrams

1975 Models

1976 Models

1977 Models

1978 Models

1979 Models

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Ford Motor Co.

Systems & Service Procedures

Cold Lock-Out Spark System

Cold Start Spark Advance System

Decel Throttle Modulator

Dual Diaphragm Distributor

Electric Assist Choke

Exhaust Gas Recirculation

Ported Vacuum Switch

Vacuum Delay Valve

Vacuum Heat Control Valve

Vacuum Diagrams

1975 Models

1976 Models

1977 Models

1978 Models

1979 Models

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General Motors

Systems & Service Procedures

Early Fuel Evaporation System

Exhaust Gas Recirculation

Throttle Return Control System

Transmission Controlled Spark

Vacuum Advance Controlled Spark

Vacuum Diagrams

1976 Models

1977 Models

1978 Models

1979 Models

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International Harvester Co.

Systems & Service Procedures

Electric Assist Choke

Exhaust Gas Recirculation

Throttle Modulator

Vacuum Diagrams

1975 Models

1976 Models

1977 Models

1978 Models

1979 Models

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Jeep Corp.

Systems & Service Procedures

Exhaust Gas Recirculation

Spark Control Systems

Transmission Controlled Spark

Vacuum Throttle Modulator

Vacuum Diagrams

1977 Models

1978 Models

1979 Models

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