Seville V8-252 4.1L (1982): Powertrain Management

Also for this vehicle: Seville SLS V8-4.6L VIN Y (1994), Seville STS V8-4.6L VIN 9 (1998), Seville V8-273 4.5L (1989), Seville V8-300 4.9L (1991), Seville V8-350 5.7L DSL (1983), Seville V8-4.6L VIN 9 (1995), Seville V8-4.6L VIN Y (2003), Seville V8-4.9L VIN B (1995).

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

1. 01Relays and ModulesRelays and Modules: Sections
2. 02Sensors and SwitchesSensors and Switches: Sections
3. 03MaintenanceMaintenance: Sections
4. 04Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
5. 05Powertrain ManagementPowertrain Management: Sections
   • Relays and Modules - Powertrain Management23 pages

     • Relays and Modules - Computers and Control Systems14 pages

       • Engine Control Module › Component Information › Technical Service Bulletins6 pages

         • Customer Interest: › 8536
         • All Technical Service Bulletins for Engine Control Module: › 9216E23
         • All Other Service Bulletins for Engine Control Module: › 9216E2
       • Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Technical Service Bulletins8 pages

         • Customer Interest: › 8366
         • All Technical Service Bulletins for Idle Speed Control Motor: › 84116C234
         • All Other Service Bulletins for Idle Speed Control Motor: › 84116C23
     • Relays and Modules - Fuel Delivery and Air Induction › Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Technical Service Bulletins8 pages

       • Customer Interest: › 8366
       • All Technical Service Bulletins for Idle Speed Control Motor: › 84116C234
       • All Other Service Bulletins for Idle Speed Control Motor: › 84116C23
     • Relays and Modules - Ignition System › Ignition Control Module › Component Information › Technical Service Bulletins › Ignition System - Alternate On-Car HEI Module Test
   • Sensors and Switches - Powertrain Management55 pages

     • Sensors and Switches - Computers and Control Systems42 pages

       • Absolute Pressure Sensor › Component Information › Technical Service Bulletins4 pages

         • Customer Interest for Absolute Pressure Sensor: › 87382
         • All Technical Service Bulletins for Absolute Pressure Sensor: › 87382
       • Absolute Pressure Sensor <--> [Barometric Pressure Sensor] › Component Information › Locations23
       • Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications2
       • Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information5 pages

         • Specifications
         • Locations › Ambient Temperature Sensor234
       • Manifold Pressure/Vacuum Sensor › Component Information › Specifications2345
       • Oxygen Sensor › Component Information › Technical Service Bulletins8 pages

         • Customer Interest: › 87382
         • All Technical Service Bulletins: › 8738234
         • All Other Service Bulletins for Oxygen Sensor: › 93356D2
         • All Other Service Bulletins for Oxygen Sensor: › 93356D
       • Throttle Position Sensor › Component Information11 pages

         • Technical Service Bulletins8 pages

           • Customer Interest: › 8576C
           • All Technical Service Bulletins for Throttle Position Sensor: › 8576C234
           • All Other Service Bulletins for Throttle Position Sensor: › 84116C23
         • Locations › Throttle Position Sensor (TPS)23
       • Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation › Park/Neutral Switch, Automatic Trans.2
       • Vehicle Speed Sensor › Component Information › Description and Operation2
     • Sensors and Switches - Fuel Delivery and Air Induction13 pages

       • Oil Pressure Switch (For Fuel Pump) › Component Information › Technical Service Bulletins2 pages

         • Customer Interest for Oil Pressure Switch (For Fuel Pump): › 88129
         • All Technical Service Bulletins for Oil Pressure Switch (For Fuel Pump): › 88129
       • Throttle Position Sensor › Component Information11 pages

         • Technical Service Bulletins8 pages

           • Customer Interest: › 8576C
           • All Technical Service Bulletins for Throttle Position Sensor: › 8576C234
           • All Other Service Bulletins for Throttle Position Sensor: › 84116C23
         • Locations › Throttle Position Sensor (TPS)23
   • Tune-up and Engine Performance Checks40 pages

     • Fuel Pressure › System Information › Technical Service Bulletins6 pages

       • Customer Interest for Fuel Pressure: › 87382
       • By Symptom for Fuel Pressure: › 87382
       • All Technical Service Bulletins for Fuel Pressure: › 87382
     • Idle Speed › System Information8 pages

       • Technical Service Bulletins6 pages

         • Customer Interest for Idle Speed: › 873823
         • All Technical Service Bulletins for Idle Speed: › 873823
       • Adjustments › Curb Idle2
     • Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins4 pages

       • Customer Interest for Air Filter Element: › 04-07-30-013B2
       • All Technical Service Bulletins for Air Filter Element: › 04-07-30-013B2
     • Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
     • Firing Order › Component Information › Specifications › Ignition Firing Order
     • Ignition Timing2 pages

       • Number One Cylinder › Component Information › Locations › Number 1 Cylinder Location
       • Timing Marks and Indicators › System Information › Locations
     • Spark Plug Wire <--> [Ignition Cable] › Component Information › Technical Service Bulletins4 pages

       • Customer Interest: › 93356D
       • All Technical Service Bulletins for Spark Plug Wire: › 93356D2
       • All Other Service Bulletins for Spark Plug Wire: › 871026D
     • Distributor, Ignition8 pages

       • Distributor Retard Control › Component Information › Description and Operation › Electronic Module Retard-Vacuum Switch (EMR-VS)2
       • Vacuum Spark Delay Valve › Component Information6 pages

         • Description and Operation › Delay Valve Trapped Spark (DV-TS)234
         • Testing and Inspection › Distributor Spark VDV2
     • Spark Plug › Component Information4 pages

       • Technical Service Bulletins › Spark Plug - New Design2
       • Specifications › Torque2
     • Compression Check › System Information › Specifications
     • Valve Clearance › System Information › Adjustments
   • Computers and Control Systems120 pages

     • Absolute Pressure Sensor › Component Information › Technical Service Bulletins4 pages

       • Customer Interest for Absolute Pressure Sensor: › 87382
       • All Technical Service Bulletins for Absolute Pressure Sensor: › 87382
     • A/C Signal › Component Information › Description and Operation
     • Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information5 pages

       • Specifications
       • Locations › Ambient Temperature Sensor234
     • Absolute Pressure Sensor <--> [Barometric Pressure Sensor] › Component Information › Locations23
     • Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications2
     • ECM Calibration Resistor › Component Information › Locations
     • Engine Control Module › Component Information › Technical Service Bulletins5 pages

       • Customer Interest: › 8536
       • All Technical Service Bulletins: › 9216E23
       • All Other Service Bulletins for Engine Control Module: › 88129
       • All Other Service Bulletins for Engine Control Module: › 88129
     • Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Technical Service Bulletins8 pages

       • Customer Interest: › 8366
       • All Technical Service Bulletins for Idle Speed Control Motor: › 84116C234
       • All Other Service Bulletins for Idle Speed Control Motor: › 84116C23
     • Malfunction Indicator Lamp › Component Information › Service and Repair
     • Manifold Pressure/Vacuum Sensor › Component Information › Specifications2345
     • Memory Calibration Unit › Component Information › Technical Service Bulletins › PROM/MEMCAL - Identification Marks2
     • Mixture Control Solenoid › Component Information › Adjustments › Precautions234
     • Oxygen Sensor › Component Information › Technical Service Bulletins8 pages

       • Customer Interest: › 87382
       • All Technical Service Bulletins for Oxygen Sensor: › 8738234
       • All Other Service Bulletins for Oxygen Sensor: › 82466C2
     • Relays and Modules - Computers and Control Systems14 pages

       • Engine Control Module › Component Information › Technical Service Bulletins6 pages

         • Customer Interest: › 8536
         • All Technical Service Bulletins: › 9216E23
         • All Other Service Bulletins for Engine Control Module: › 04-07-30-013B2
         • All Other Service Bulletins for Engine Control Module: › 04-07-30-013B
       • Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Technical Service Bulletins8 pages

         • Customer Interest: › 8366
         • All Technical Service Bulletins for Idle Speed Control Motor: › 84116C234
         • All Other Service Bulletins for Idle Speed Control Motor: › 84116C23
     • Sensors and Switches - Computers and Control Systems41 pages

       • Absolute Pressure Sensor › Component Information › Technical Service Bulletins4 pages

         • Customer Interest for Absolute Pressure Sensor: › 87382
         • All Technical Service Bulletins for Absolute Pressure Sensor: › 87382
       • Absolute Pressure Sensor <--> [Barometric Pressure Sensor] › Component Information › Locations23
       • Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications2
       • Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information5 pages

         • Specifications
         • Locations › Ambient Temperature Sensor234
       • Manifold Pressure/Vacuum Sensor › Component Information › Specifications2345
       • Oxygen Sensor › Component Information › Technical Service Bulletins7 pages

         • Customer Interest: › 87382
         • All Technical Service Bulletins: › 8738234
         • All Other Service Bulletins for Oxygen Sensor: › 88129
         • All Other Service Bulletins for Oxygen Sensor: › 88129
       • Throttle Position Sensor › Component Information11 pages

         • Technical Service Bulletins8 pages

           • Customer Interest: › 8576C
           • All Technical Service Bulletins for Throttle Position Sensor: › 8576C234
           • All Other Service Bulletins for Throttle Position Sensor: › 84116C23
         • Locations › Throttle Position Sensor (TPS)23
       • Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation › Park/Neutral Switch, Automatic Trans.2
       • Vehicle Speed Sensor › Component Information › Description and Operation2
     • Throttle Position Sensor › Component Information11 pages

       • Technical Service Bulletins8 pages

         • Customer Interest: › 8576C
         • All Technical Service Bulletins for Throttle Position Sensor: › 8576C234
         • All Other Service Bulletins for Throttle Position Sensor: › 84116C23
       • Locations › Throttle Position Sensor (TPS)23
     • Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation › Park/Neutral Switch, Automatic Trans.2
     • Vehicle Speed Sensor › Component Information › Description and Operation2
     • Vehicle Speed Sensor Signal Buffer › Component Information › Locations
   • Emission Control Systems90 pages

     • Air Injection Reaction (AIR) System <--> [Air Injection]28 pages

       • Air Diverter Solenoid › Component Information › Locations › Air Divert Solenoid23
       • Air Diverter Valve › Component Information › Description and Operation2
       • Air Injection Check Valve › Component Information › Service and Repair
       • Air Injection Control Valve › Component Information › Testing and Inspection
       • Air Injection Filter › Component Information › Service and Repair
       • Air Injection Hose/Tube › Component Information › Technical Service Bulletins14 pages

         • Customer Interest for Air Injection Hose/Tube: › 8485234567
         • All Technical Service Bulletins for Air Injection Hose/Tube: › 8485234567
       • Air Injection Pump › Component Information › Description and Operation2
       • Air Injection Relief Valve › Component Information › Service and Repair
       • Vacuum Check Valve, AIR › Component Information › Description and Operation
       • Vacuum Delay Valve, Air Injection › Component Information › Description and Operation2
     • Catalytic Converter › Component Information › Technical Service Bulletins8 pages

       • Customer Interest: › 85356E2
       • All Technical Service Bulletins for Catalytic Converter: › 8565234
       • All Other Service Bulletins for Catalytic Converter: › 85652
     • Early Fuel Evaporation (EFE)14 pages

       • EFE Solenoid › Component Information › Service and Repair
       • EFE Valve › Component Information4 pages

         • Testing and Inspection
         • Service and Repair › Actuator Assembly23
       • Thermal Vacuum Valve, EFE › Component Information7 pages

         • Testing and Inspection › EFE Thermal Vacuum Switch (EFE-TVS)2
         • Service and Repair › Oil Temperature TVS2345
       • Vacuum Check Valve, EFE › Component Information › Description and Operation2
     • Evaporative Emissions System12 pages

       • Bowl Vent Valve › Component Information › Testing and Inspection
       • Canister Purge Control Valve › Component Information › Technical Service Bulletins › Engine - Poor Driveability
       • Canister Purge Solenoid › Component Information › Locations2
       • Evaporative Emission Control Canister › Component Information4 pages

         • Locations
         • Description and Operation › Purge Valve Type23
       • Thermal Vacuum Valve - EVAP › Component Information4 pages

         • Description and Operation › Distributor Spark/Canister Purge TVS2
         • Testing and Inspection › EGR Canister Purge TVS (EGR-CP-TVS)2
     • Exhaust Gas Recirculation19 pages

       • EGR Control Solenoid › Component Information › Locations › EGR Solenoid234
       • EGR Electronic Vacuum Regulator Solenoid › Component Information › Locations2
       • EGR Valve › Component Information › Description and Operation234
       • Thermal Vacuum Valve, EGR › Component Information7 pages

         • Description and Operation › EGR Canister Purge Thermal Vacuum Switch (EGR-CP-DTVS)23
         • Testing and Inspection › EGR-TCV234
       • Vacuum Check Valve, EGR › Component Information › Description and Operation
       • Vacuum Delay Valve, EGR › Component Information › Description and Operation
     • Positive Crankcase Ventilation › Component Information5 pages

       • Description and Operation2
       • Testing and Inspection › PCV System Test23
     • Thermostatic Air Cleaner4 pages

       • Thermostatic Air Cleaner Vacuum Motor › Component Information › Service and Repair
       • Thermostatic Air Cleaner Vacuum Switch › Component Information › Description and Operation23
   • Fuel Delivery and Air Induction115 pages

     • Fuel Pressure › System Information › Technical Service Bulletins6 pages

       • Customer Interest for Fuel Pressure: › 87382
       • By Symptom for Fuel Pressure: › 87382
       • All Technical Service Bulletins for Fuel Pressure: › 87382
     • Fuel Pressure Release › System Information › Service and Repair
     • Idle Speed › System Information8 pages

       • Technical Service Bulletins6 pages

         • Customer Interest for Idle Speed: › 873823
         • All Technical Service Bulletins for Idle Speed: › 873823
       • Adjustments › Curb Idle2
     • Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins4 pages

       • Customer Interest for Air Filter Element: › 04-07-30-013B2
       • All Technical Service Bulletins for Air Filter Element: › 04-07-30-013B2
     • Altitude Compensator › Component Information › Description and Operation
     • Carburetor7 pages

       • Accelerator Pump › Component Information › Technical Service Bulletins › Accelerator Pumps - Available for Quadrajet Carburetors
       • Carburetor Solenoid › Component Information › Technical Service Bulletins › Carburetor Mixture Control Solenoid - Revised Adjustment23456
     • Fuel › Component Information › Technical Service Bulletins16 pages

       • Customer Interest: › 93I92
       • All Technical Service Bulletins for Fuel: › 05-06-04-022G2345678
       • All Other Service Bulletins for Fuel: › 05-06-04-022G23456
     • Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
     • Fuel Injector › Component Information18 pages

       • Technical Service Bulletins14 pages

         • Customer Interest: › 85716D234
         • All Technical Service Bulletins for Fuel Injector: › 04-06-04-051B234567
         • All Other Service Bulletins for Fuel Injector: › 04-06-04-051B23
       • Locations › Fuel Injector No. 1234
     • Fuel Pump › Fuel Pressure › System Information › Technical Service Bulletins6 pages

       • Customer Interest for Fuel Pressure: › 87382
       • By Symptom for Fuel Pressure: › 87382
       • All Technical Service Bulletins for Fuel Pressure: › 87382
     • Fuel Shut-off Solenoid › Component Information › Locations
     • Fuel Tank › Fuel Gauge Sender › Component Information › Locations
     • Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Technical Service Bulletins6 pages

       • Customer Interest: › 8366
       • All Technical Service Bulletins: › 84116C234
       • All Other Service Bulletins for Idle Speed Control Motor: › 88129
       • All Other Service Bulletins for Idle Speed Control Motor: › 88129
     • Intake Manifold Vacuum Damper › Component Information › Description and Operation
     • Oil Pressure Switch (For Fuel Pump) › Component Information › Technical Service Bulletins2 pages

       • Customer Interest for Oil Pressure Switch (For Fuel Pump): › 88129
       • All Technical Service Bulletins for Oil Pressure Switch (For Fuel Pump): › 88129
     • Relays and Modules - Fuel Delivery and Air Induction › Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Technical Service Bulletins8 pages

       • Customer Interest: › 8366
       • All Technical Service Bulletins for Idle Speed Control Motor: › 84116C234
       • All Other Service Bulletins for Idle Speed Control Motor: › 84116C23
     • Sensors and Switches - Fuel Delivery and Air Induction13 pages

       • Oil Pressure Switch (For Fuel Pump) › Component Information › Technical Service Bulletins2 pages

         • Customer Interest for Oil Pressure Switch (For Fuel Pump): › 88129
         • All Technical Service Bulletins for Oil Pressure Switch (For Fuel Pump): › 88129
       • Throttle Position Sensor › Component Information11 pages

         • Technical Service Bulletins8 pages

           • Customer Interest: › 8576C
           • All Technical Service Bulletins for Throttle Position Sensor: › 8576C234
           • All Other Service Bulletins for Throttle Position Sensor: › 84116C23
         • Locations › Throttle Position Sensor (TPS)23
     • Throttle Body › Component Information › Technical Service Bulletins › Fuel - Throttle Body Mounting Bolt Torque2
     • Throttle Cable/Linkage › Component Information › Technical Service Bulletins2 pages

       • All Technical Service Bulletins for Throttle Cable/Linkage: › NHTSA82V060000
       • Recalls for Throttle Cable/Linkage: › NHTSA82V060000
     • Throttle Position Sensor › Component Information11 pages

       • Technical Service Bulletins8 pages

         • Customer Interest: › 8576C
         • All Technical Service Bulletins for Throttle Position Sensor: › 8576C234
         • All Other Service Bulletins for Throttle Position Sensor: › 84116C23
       • Locations › Throttle Position Sensor (TPS)23
   • Ignition System49 pages

     • Firing Order › Component Information › Specifications › Ignition Firing Order
     • Ignition Timing2 pages

       • Number One Cylinder › Component Information › Locations › Number 1 Cylinder Location
       • Timing Marks and Indicators › System Information › Locations
     • Distributor, Ignition8 pages

       • Distributor Retard Control › Component Information › Description and Operation › Electronic Module Retard-Vacuum Switch (EMR-VS)2
       • Vacuum Spark Delay Valve › Component Information6 pages

         • Description and Operation › Delay Valve Trapped Spark (DV-TS)234
         • Testing and Inspection › Distributor Spark VDV2
     • Spark Plug Wire <--> [Ignition Cable] › Component Information › Technical Service Bulletins4 pages

       • Customer Interest: › 93356D
       • All Technical Service Bulletins for Spark Plug Wire: › 93356D2
       • All Other Service Bulletins for Spark Plug Wire: › 871026D
     • Ignition Coil › Component Information8 pages

       • Technical Service Bulletins6 pages

         • Customer Interest for Ignition Coil: › 84526C23
         • All Technical Service Bulletins for Ignition Coil: › 84526C23
       • Testing and Inspection › With Remote Coil2
     • Ignition Control Module › Component Information › Technical Service Bulletins › Ignition System - Alternate On-Car HEI Module Test
     • Pick-Up Coil, Ignition › Component Information10 pages

       • Technical Service Bulletins8 pages

         • Customer Interest: › 90366E2
         • All Technical Service Bulletins: › 90366E2
         • All Other Service Bulletins for Pick-Up Coil: › 09-06-03-004D234
         • All Other Service Bulletins for Pick-Up Coil: › 09-06-03-004D
       • Testing and Inspection › With Remote Coil2
     • Relays and Modules - Ignition System › Ignition Control Module › Component Information › Technical Service Bulletins › Ignition System - Alternate On-Car HEI Module Test
     • Spark Plug › Component Information4 pages

       • Technical Service Bulletins › Spark Plug - New Design2
       • Specifications › Torque2
     • Distributor Thermal Vacuum Switch <--> [Thermal Vacuum Valve, Vacuum/Dist. Advance] › Component Information8 pages

       • Description and Operation › Distributor Spark Thermal Vacuum Switch (DS-TVS)23456
       • Testing and Inspection › Distributor Thermal Control Valve2
     • Transmission Controlled Spark System › Component Information › Testing and Inspection
     • Vacuum Advance Control Solenoid › Component Information › Description and Operation
   • Transmission Control Systems5 pages

     • Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Torque Converter Clutch Solenoid, A/T › Component Information › Description and Operation
     • Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T4 pages

       • Brake Switch - TCC › Component Information › Locations
       • Fluid Pressure Sensor/Switch, A/T › Component Information › Specifications
       • Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation › Park/Neutral Switch, Automatic Trans.2
   • PROM - Programmable Read Only Memory › Component Information72 pages

     • Technical Service Bulletins › PROM - Calibrations Listings234567891011121314151617181920…31
     • Application and ID31 pages

       • Introducing the GM PROM Cross Reference Index2345678910
       • Expanded Footnotes › Footnotes 1 Thru 5023456789101112131415161718192021
     • Description and Operation › CALPAK2345
     • Service and Repair › CALPAK2345
6. 06Transmission and DrivetrainTransmission and Drivetrain: Sections
7. 07Brakes and Traction ControlBrakes and Traction Control: Sections
8. 08Starting and ChargingStarting and Charging: Sections
9. 09Power and Ground DistributionPower and Ground Distribution: Sections
10. 10Steering and SuspensionSteering and Suspension: Sections
11. 11Heating and Air ConditioningHeating and Air Conditioning: Sections
12. 12Restraint SystemsRestraint Systems: Sections
13. 13Accessories and Optional EquipmentAccessories and Optional Equipment: Sections
14. 14Body and FrameBody and Frame: Sections
15. 15Cruise ControlCruise Control: Sections
16. 16Instrument Panel, Gauges and Warning IndicatorsInstrument Panel, Gauges and Warning Indicators: Sections
17. 17Lighting and HornsLighting and Horns: Sections
18. 18Windows and GlassWindows and Glass: Sections
19. 19Wiper and Washer SystemsWiper and Washer Systems: Sections