Chevy Truck V 20 P/U 4WD V8-454 7.4L (1987)
Relays and Modules
Sensors and Switches
Maintenance
Engine, Cooling and Exhaust
Powertrain Management
Relays and Modules - Powertrain Management
Sensors and Switches - Powertrain Management
Tune-up and Engine Performance Checks
Computers and Control Systems
Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor]
Absolute Pressure Sensor <--> [Barometric Pressure Sensor]
Coolant Temperature Sensor/Switch (For Computer)
Reference Signal <--> [Cranking Signal]
Assembly Line Diagnostic Link (ALDL) Connector <--> [Data Link Connector]
Electronic Spark Timing <--> [Electronic Spark Control Module]
Electronic Throttle Actuator
Engine Control Module
Idle Speed/Throttle Actuator - Electronic
Idle/Throttle Speed Control Unit
Knock Sensor
Malfunction Indicator Lamp
Manifold Pressure/Vacuum Sensor
Memory Calibration Unit
Mixture Control Solenoid
Oxygen Sensor
Relays and Modules - Computers and Control Systems
Sensors and Switches - Computers and Control Systems
Absolute Pressure Sensor <--> [Barometric Pressure Sensor]
Coolant Temperature Sensor/Switch (For Computer)
Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor]
Knock Sensor
Manifold Pressure/Vacuum Sensor
Component Information
Technical Service Bulletins
Customer Interest:
All Technical Service Bulletins:
89263A6E
901996E
Mar
90
MAP - Revised Check Chart for DTC's 33, 34, 63, 64
Page 2387
Page 2388
Page 2389
Page 2390
Page 2391
Page 2392
Page 2393
Page 2394
Page 2395
Page 2396
All Other Service Bulletins for Manifold Pressure/Vacuum Sensor:
All Other Service Bulletins for Manifold Pressure/Vacuum Sensor:
Page 2407
Page 2408
Page 2409
Page 2410
Page 2411
Page 2412
Oxygen Sensor
Throttle Position Sensor
Transmission Position Switch/Sensor, A/T
Vehicle Speed Sensor
Shift Light
Throttle Position Sensor
Transmission Position Switch/Sensor, A/T
Vehicle Speed Sensor
Vehicle Speed Sensor Signal Buffer
Emission Control Systems
Fuel Delivery and Air Induction
Ignition System
Transmission Control Systems
PROM - Programmable Read Only Memory
Transmission and Drivetrain
Brakes and Traction Control
Starting and Charging
Power and Ground Distribution
Steering and Suspension
Heating and Air Conditioning
Restraint Systems
Accessories and Optional Equipment
Body and Frame
Cruise Control
Instrument Panel, Gauges and Warning Indicators
Lighting and Horns
Windows and Glass
Wiper and Washer Systems