SC L4-1.9L DOHC VIN 7 (1991): Powertrain Management
Also for this vehicle: SC1 L4-1.9L SOHC VIN 8 (1997), SC2 L4-1.9L DOHC VIN 7 (1996).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Relays and Modules - Powertrain Management69 pages
Relays and Modules - Computers and Control Systems › Engine Control Module › Component Information53 pages
Technical Service Bulletins44 pages
- Recalls: › 91-E-01 › Mar › 94 › Recall - Powertrain Control Module Replacement234567891011121314
All Technical Service Bulletins for Engine Control Module:22 pages
- 04-06-04-054B › Nov › 10 › Engine Controls - Aftermarket Accessory Usage2
- 91-E-01 › Mar › 94 › Recall - Powertrain Control Module Replacement234567891011121314
- 93-I-12 › Oct › 93 › Engine Controls - PCM, ABS, EEPROM Calibration Listing2345
- 92-T-48 › Oct › 92 › ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
All Other Service Bulletins for Engine Control Module:8 pages
- Diagrams › J1 Pinout (C/D)23456
- Description and Operation › Output Functions23
- Relays and Modules - Emission Control Systems › Linear Exhaust Gas Recirculation (EGR) Module <--> [EGR Control Module] › Component Information › Description and Operation2
- Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Locations23
Relays and Modules - Ignition System › Ignition Control Module › Component Information11 pages
Sensors and Switches - Powertrain Management67 pages
Sensors and Switches - Computers and Control Systems50 pages
- Camshaft Position Sensor › Component Information › Locations
Coolant Temperature Sensor/Switch (For Computer) › Component Information8 pages
Technical Service Bulletins6 pages
- Customer Interest for Coolant Temperature Sensor/Switch (For Computer): › 01-T-07 › Feb › 01 › Engine - Driveability Concerns/Cooling System DTC's Set23
- All Technical Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 01-T-07 › Feb › 01 › Engine - Driveability Concerns/Cooling System DTC's Set23
- Locations › Engine Coolant Temperature (ECT) Sensor2
- Crankshaft Position Sensor › Component Information › Locations2345
- Intake Air Temperature Sensor › Component Information › Specifications23456
- Knock Sensor › Component Information › Locations23
- Manifold Pressure/Vacuum Sensor › Component Information › Locations2345
- Power Steering Pressure Switch › Component Information › Locations23
Throttle Position Sensor › Component Information6 pages
- Throttle Position Switch › Component Information › Service and Repair
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation2
- Vehicle Speed Sensor › Component Information › Locations234
Sensors and Switches - Fuel Delivery and Air Induction8 pages
- Oil Pressure Switch (For Fuel Pump) › Component Information › Locations
Throttle Position Sensor › Component Information6 pages
- Throttle Position Switch › Component Information › Service and Repair
Sensors and Switches - Ignition System9 pages
Tune-up and Engine Performance Checks24 pages
- Fuel Pressure › System Information › Technical Service Bulletins › Fuel Pressure Test - Revision2
Air Cleaner Housing5 pages
- Air Cleaner Fresh Air Duct/Hose › Component Information › Locations
Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair2
- Firing Order › Component Information › Specifications › Ignition Firing Order
- Ignition Timing › Number One Cylinder › Component Information › Locations › Number 1 Cylinder Location
Spark Plug Wire <--> [Ignition Cable] › Component Information › Technical Service Bulletins4 pages
- Spark Plug › Component Information › Specifications234
- Compression Check › System Information › Specifications
- Valve Clearance › System Information › Adjustments
Computers and Control Systems233 pages
- A/C Signal › Component Information › Description and Operation
- Intake Air Temperature Sensor › Component Information › Specifications23456
- Camshaft Position Sensor › Component Information › Locations
Coolant Temperature Sensor/Switch (For Computer) › Component Information8 pages
Technical Service Bulletins6 pages
- Customer Interest for Coolant Temperature Sensor/Switch (For Computer): › 01-T-07 › Feb › 01 › Engine - Driveability Concerns/Cooling System DTC's Set23
- All Technical Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 01-T-07 › Feb › 01 › Engine - Driveability Concerns/Cooling System DTC's Set23
- Locations › Engine Coolant Temperature (ECT) Sensor2
- Crankshaft Position Sensor › Component Information › Locations2345
Assembly Line Diagnostic Link (ALDL) Connector <--> [Data Link Connector] › Component Information3 pages
Engine Control Module › Component Information53 pages
Technical Service Bulletins44 pages
- Recalls: › 91-E-01 › Mar › 94 › Recall - Powertrain Control Module Replacement234567891011121314
All Technical Service Bulletins for Engine Control Module:22 pages
- 04-06-04-054B › Nov › 10 › Engine Controls - Aftermarket Accessory Usage2
- 91-E-01 › Mar › 94 › Recall - Powertrain Control Module Replacement234567891011121314
- 93-I-12 › Oct › 93 › Engine Controls - PCM, ABS, EEPROM Calibration Listing2345
- 92-T-48 › Oct › 92 › ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
All Other Service Bulletins for Engine Control Module:8 pages
- Diagrams › J1 Pinout (C/D)23456
- Description and Operation › Output Functions23
Idle Speed/Throttle Actuator - Electronic › Component Information13 pages
Technical Service Bulletins4 pages
- Adjustments › Air / Fuel Mixture23456
- Service and Repair › Idle Air Control (IAC) Reset Procedure23
- Serial Data <--> [Information Bus] › Component Information › Description and Operation
- Knock Sensor › Component Information › Locations23
- Malfunction Indicator Lamp › Component Information › Description and Operation
- Manifold Pressure/Vacuum Sensor › Component Information › Locations2345
- Quad Driver <--> [Output Driver] › Component Information › Locations234
- Power Steering Pressure Switch › Component Information › Locations23
Relays and Modules - Computers and Control Systems › Engine Control Module › Component Information53 pages
Technical Service Bulletins44 pages
All Technical Service Bulletins for Engine Control Module:22 pages
- 04-06-04-054B › Nov › 10 › Engine Controls - Aftermarket Accessory Usage2
- 91-E-01 › Mar › 94 › Recall - Powertrain Control Module Replacement234567891011121314
- 93-I-12 › Oct › 93 › Engine Controls - PCM, ABS, EEPROM Calibration Listing2345
- 92-T-48 › Oct › 92 › ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
- Recalls: › 91-E-01 › Mar › 94 › Recall - Powertrain Control Module Replacement234567891011121314
All Other Service Bulletins for Engine Control Module:8 pages
- Diagrams › J1 Pinout (C/D)23456
- Description and Operation › Output Functions23
Sensors and Switches - Computers and Control Systems50 pages
- Camshaft Position Sensor › Component Information › Locations
Coolant Temperature Sensor/Switch (For Computer) › Component Information8 pages
Technical Service Bulletins6 pages
- Customer Interest for Coolant Temperature Sensor/Switch (For Computer): › 01-T-07 › Feb › 01 › Engine - Driveability Concerns/Cooling System DTC's Set23
- All Technical Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 01-T-07 › Feb › 01 › Engine - Driveability Concerns/Cooling System DTC's Set23
- Locations › Engine Coolant Temperature (ECT) Sensor2
- Crankshaft Position Sensor › Component Information › Locations2345
- Intake Air Temperature Sensor › Component Information › Specifications23456
- Knock Sensor › Component Information › Locations23
- Manifold Pressure/Vacuum Sensor › Component Information › Locations2345
- Power Steering Pressure Switch › Component Information › Locations23
Throttle Position Sensor › Component Information6 pages
- Throttle Position Switch › Component Information › Service and Repair
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation2
- Vehicle Speed Sensor › Component Information › Locations234
- Shift Light › Component Information › Description and Operation2
Throttle Position Sensor › Component Information6 pages
- Throttle Position Switch › Component Information › Service and Repair
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation2
- Vehicle Speed Sensor › Component Information › Locations234
- Voltage Signal › Component Information › Description and Operation › Battery Voltage Signal2
Emission Control Systems32 pages
- Catalytic Converter › Component Information › Locations2345678
- Early Fuel Evaporation (EFE) › EFE Solenoid › Component Information › Diagrams
Evaporative Emissions System9 pages
Canister Purge Solenoid › Component Information6 pages
- Evaporative Emission Control Canister › Component Information › Locations23
Exhaust Gas Recirculation10 pages
- Fillpipe Restrictor › Component Information › Description and Operation
- Positive Crankcase Ventilation › Positive Crankcase Ventilation Valve › Component Information › Locations
- Relays and Modules - Emission Control Systems › Linear Exhaust Gas Recirculation (EGR) Module <--> [EGR Control Module] › Component Information › Description and Operation2
Fuel Delivery and Air Induction148 pages
- Fuel Pressure › System Information › Technical Service Bulletins › Fuel Pressure Test - Revision2
- Fuel Pressure Release › System Information › Service and Repair2
- Accelerator Controls <--> [Accelerator Pedal] › Component Information › Locations2345
Air Cleaner Housing5 pages
- Air Cleaner Fresh Air Duct/Hose › Component Information › Locations
Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Fillpipe Restrictor › Component Information › Description and Operation
- Fuel › Component Information › Technical Service Bulletins › Fuel System - TOP TIER Detergent Gasoline (Canada)23456789
- Fuel Filler Cap › Component Information › Description and Operation2
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair2
Fuel Injector › Fuel Injector Wiring Harness › Component Information › Technical Service Bulletins4 pages
- Fuel Pressure Regulator › Component Information › Locations234
- Fuel Rail › Component Information › Locations23456
- Fuel Shut-off Solenoid › Component Information › Locations
Fuel Tank25 pages
- Fuel Filler Hose › Component Information › Service and Repair2
Fuel Gauge Sender › Component Information23 pages
Technical Service Bulletins18 pages
- Customer Interest: › 91-T-09 › Apr › 91 › Fuel Gauge - Reads Low For Fuel Remaining23456
All Technical Service Bulletins for Fuel Gauge Sender:9 pages
- All Other Service Bulletins for Fuel Gauge Sender: › 92-T-29 › Jun › 92 › Instruments - Fuel Gage Reads Incorrectly23
- Diagrams › Diagnostic Aids2345
- Fuel Level Sending Unit <--> [Fuel Tank Unit] › Component Information › Description and Operation234
Idle Speed/Throttle Actuator - Electronic › Component Information13 pages
Technical Service Bulletins4 pages
- Adjustments › Air / Fuel Mixture23456
- Service and Repair › Idle Air Control (IAC) Reset Procedure23
- Oil Pressure Switch (For Fuel Pump) › Component Information › Locations
- Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Locations23
Sensors and Switches - Fuel Delivery and Air Induction8 pages
- Oil Pressure Switch (For Fuel Pump) › Component Information › Locations
Throttle Position Sensor › Component Information6 pages
- Throttle Position Switch › Component Information › Service and Repair
- Throttle Cable/Linkage › Component Information › Locations234567
Throttle Position Sensor › Component Information6 pages
- Throttle Position Switch › Component Information › Service and Repair
Ignition System54 pages
- Firing Order › Component Information › Specifications › Ignition Firing Order
- Ignition Timing › Number One Cylinder › Component Information › Locations › Number 1 Cylinder Location
- Camshaft Position Sensor › Component Information › Locations
- Crankshaft Position Sensor › Component Information › Locations2345
Spark Plug Wire <--> [Ignition Cable] › Component Information › Technical Service Bulletins5 pages
- Customer Interest: › 91-T-42 › Nov › 91 › Engine - Misses During All Driving Conditions2
- All Technical Service Bulletins: › 91-T-42 › Nov › 91 › Engine - Misses During All Driving Conditions2
- All Other Service Bulletins for Spark Plug Wire: › 95-T-04 › Jan › 95 › Radiator Hose - Coolant Weeps or Drips at Connections
- All Other Service Bulletins for Spark Plug Wire: › 95-T-04 › Jan › 95 › Radiator Hose - Coolant Weeps or Drips at Connections
- Ignition Coil › Component Information › Technical Service Bulletins › Ignition Coil - Available as a Service Part23
Ignition Control Module › Component Information11 pages
- Knock Sensor › Component Information › Locations23
Relays and Modules - Ignition System › Ignition Control Module › Component Information11 pages
Sensors and Switches - Ignition System9 pages
- Spark Plug › Component Information › Specifications234
Transmission Control Systems35 pages
Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T8 pages
Lamps and Indicators - Transmission and Drivetrain › Lamps and Indicators - A/T3 pages
Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T9 pages
Control Module, A/T › Component Information6 pages
- Master Enable Relay <--> [Transmission Control System Relay, A/T] › Component Information › Locations23
Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T15 pages
- Shift Interlock Switch › Component Information › Locations
- Transmission Mode Switch, A/T › Component Information › Diagrams234
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation2
- Transmission Speed Sensor, A/T › Component Information › Specifications › Saturn Automatics2
- Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications23456
PROM - Programmable Read Only Memory › Component Information53 pages
Technical Service Bulletins20 pages
All Technical Service Bulletins for PROM - Programmable Read Only Memory:10 pages
- All Other Service Bulletins for PROM - Programmable Read Only Memory: › 93-I-12 › Oct › 93 › Engine Controls - PCM, ABS, EEPROM Calibration Listing2345
- Application and ID › Introducing the GM PROM Cross Reference Index234567891011121314151617181920212223
- Description and Operation › CALPAK2345
- Service and Repair › CALPAK2345