Safari Van M V6-262 4.3L VIN Z TBI (1990): Powertrain Management

Also for this vehicle: Safari Van 2WD V6-4.3L VIN W (1997), Safari Van 2WD V6-4.3L VIN X (2003), Safari Van AWD V6-262 4.3L VIN W CPI (1992), Safari Van AWD V6-262 4.3L VIN Z TBI (1991), Safari Van AWD V6-4.3L VIN W (1996), Safari Van AWD V6-4.3L VIN X (2002), Safari Van M L4-151 2.5L (1986), Safari Van M V6-262 4.3L (1985), Safari Van M V6-262 4.3L VIN W CPI (1992).

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.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
- Relays and Modules - Powertrain Management32 pages
  - Relays and Modules - Computers and Control Systems12 pages
    Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Description and Operation2 3
    Engine Control Module › Component Information8 pages
    Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage2 3
    Specifications › Computer Terminal Voltage Specifications2 3
    Testing and Inspection › Initial Inspection and Diagnostic Overview2
    Idle/Throttle Speed Control Unit › Component Information › Specifications
  - Relays and Modules - Fuel Delivery and Air Induction15 pages
    Fuel Pump Relay › Component Information14 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13
    Idle/Throttle Speed Control Unit › Component Information › Specifications
  - Relays and Modules - Ignition System5 pages
    Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Description and Operation2 3
    Ignition Control Module › Component Information › Locations2
- Sensors and Switches - Powertrain Management30 pages
- Tune-up and Engine Performance Checks29 pages
  - Fuel Pressure › System Information › Specifications2
  - Idle Speed › System Information6 pages
    Technical Service Bulletins › Fuel Control - Updated Controlled Idle Speed Chart
    Specifications › Controlled Idle Speed / IAC Counts2
    Adjustments › Idle Speed2 3
  - Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Air Filter Element: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
    All Technical Service Bulletins for Air Filter Element: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
  - 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 Bulletins5 pages
    Customer Interest: › 93356D › Oct › 92 › Engine - Miss, Hesitation, or Roughness
    All Technical Service Bulletins: › 93356D › Oct › 92 › Engine - Miss, Hesitation, or Roughness
    All Other Service Bulletins for Spark Plug Wire: › 901B53 › Apr › 90 › A/C Compressor - Noise2 3
    All Other Service Bulletins for Spark Plug Wire: › 901B53 › Apr › 90 › A/C Compressor - Noise
  - Distributor, Ignition › Component Information › Specifications2 3
  - Spark Plug › Component Information › Specifications › Torque2
  - Compression Check › System Information › Specifications
  - Valve Clearance › System Information › Specifications2
- Computers and Control Systems82 pages
- Emission Control Systems27 pages
  - Air Injection › Electric Air Control Valve <--> [Air Diverter Valve] › Component Information › Description and Operation
  - Catalytic Converter › Component Information › Description and Operation2 3
  - Evaporative Emissions System › System Information14 pages
    Technical Service Bulletins › EVAP System - Service of Connectors2 3 4 5 6
    Description and Operation › High Altitude2 3 4 5
    System Diagnosis › System Diagnosis - Except High Altitude2 3
  - Exhaust Gas Recirculation4 pages
    EGR Control Solenoid › Component Information › Locations2
    EGR Valve › Component Information › Specifications2
  - Positive Crankcase Ventilation2 pages
    Crankcase Filter › Component Information › Service and Repair
    Positive Crankcase Ventilation Valve › Component Information › Locations
  - Thermostatic Air Cleaner › Component Information › Description and Operation2
  - Vacuum Restrictor › Component Information › Locations
- Fuel Delivery and Air Induction124 pages
  - Fuel Pressure › System Information › Specifications2
  - Fuel Pressure Release › System Information › Service and Repair
  - Idle Speed › System Information6 pages
    Technical Service Bulletins › Fuel Control - Updated Controlled Idle Speed Chart
    Specifications › Controlled Idle Speed / IAC Counts2
    Adjustments › Idle Speed2 3
  - Accelerator Controls <--> [Accelerator Pedal] › Component Information › Locations2 3
  - Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins5 pages
    Customer Interest: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
    All Technical Service Bulletins: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
    All Other Service Bulletins for Air Filter Element: › 93356D › Oct › 92 › Engine - Miss, Hesitation, or Roughness
    All Other Service Bulletins for Air Filter Element: › 93356D › Oct › 92 › Engine - Miss, Hesitation, or Roughness
  - Fuel › Component Information › Technical Service Bulletins › Fuel System - TOP TIER Detergent Gasoline (Canada)2 3 4 5 6
  - Fuel Filler Cap › Component Information › Locations
  - Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
  - Fuel Injector › Component Information4 pages
    Technical Service Bulletins › Fuel System - Fuel Injector Maintenance Cleaning2
    Specifications › Injector Resistance, Application Chart & J-39021 Tester Values2
  - Fuel Pressure Regulator › Component Information › Description and Operation
  - Fuel Pump16 pages
    Fuel Pressure › System Information › Specifications2
    Fuel Pump Relay › Component Information14 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13
  - Fuel Return Line › Component Information › Technical Service Bulletins14 pages
    Recalls for Fuel Return Line:7 pages
    NHTSA90V146000 › Aug › 90 › Recall 90V146000: Fuel Return Line Defect
    90C186C › Aug › 90 › Recall - Fuel Return Hose May Break at Crimped Coupling2 3 4 5 6
    All Technical Service Bulletins for Fuel Return Line:7 pages
    NHTSA90V146000 › Aug › 90 › Recall 90V146000: Fuel Return Line Defect
    90C186C › Aug › 90 › Recall - Fuel Return Hose May Break at Crimped Coupling2 3 4 5 6
  - Fuel Supply Line › Component Information › Technical Service Bulletins13 pages
    Customer Interest: › 906C89 › Sep › 90 › Engine - No Start After Extended Storage2 3 4 5 6
    All Technical Service Bulletins: › 906C89 › Sep › 90 › Engine - No Start After Extended Storage2 3 4 5 6
    All Other Service Bulletins for Fuel Supply Line: › 93356D › Oct › 92 › Engine - Miss, Hesitation, or Roughness
    All Other Service Bulletins for Fuel Supply Line: › 93356D › Oct › 92 › Engine - Miss, Hesitation, or Roughness
  - Fuel Tank3 pages
    Fuel Filler Hose › Component Information › Locations
    Fuel Gauge Sender › Component Information › Locations2
  - Idle Speed/Throttle Actuator - Electronic › Component Information › Locations › Idle Air Control2
  - Idle/Throttle Speed Control Unit › Component Information › Specifications
  - Oil Pressure Switch (For Fuel Pump) › Component Information › Locations2 3 4
  - Relays and Modules - Fuel Delivery and Air Induction15 pages
    Fuel Pump Relay › Component Information14 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13
    Idle/Throttle Speed Control Unit › Component Information › Specifications
  - Sensors and Switches - Fuel Delivery and Air Induction8 pages
    Oil Pressure Switch (For Fuel Pump) › Component Information › Locations2 3 4
    Throttle Position Sensor › Component Information › Locations2 3 4
  - Throttle Body › Component Information10 pages
    Specifications2 3
    Service and Repair › Throttle Body Assembly Removal and Replacement2 3 4 5 6 7
  - Throttle Cable/Linkage › Component Information › Locations2 3 4
  - Throttle Position Sensor › Component Information › Locations2 3 4
- Ignition System32 pages
- Transmission Control Systems13 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T4 pages
    Shift Solenoid, A/T › Component Information › Specifications2
    Torque Converter Clutch Solenoid, A/T › Component Information › Technical Service Bulletins2 pages
    Customer Interest for Torque Converter Clutch Solenoid: › 916E43 › Dec › 90 › TCC - False Code 32/ Possible MIL ON
    All Technical Service Bulletins for Torque Converter Clutch Solenoid: › 916E43 › Dec › 90 › TCC - False Code 32/ Possible MIL ON
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T9 pages
    Fluid Pressure Sensor/Switch, A/T › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Fluid Pressure Sensor/Switch: › 937A18 › Oct › 92 › A/T - Buzzing Noise at Idle2
    All Technical Service Bulletins for Fluid Pressure Sensor/Switch: › 937A18 › Oct › 92 › A/T - Buzzing Noise at Idle2
    Transmission Position Switch/Sensor, A/T › Component Information › Locations2 3 4
    Transmission Speed Sensor, A/T › Component Information › Service and Repair
- PROM - Programmable Read Only Memory › Component Information63 pages
  - Technical Service Bulletins22 pages
    Customer Interest:9 pages
    376105A › Oct › 95 › Engine - Cold Knock, Replace Oil Filter/Bearings/PROM2 3 4 5 6 7 8
    904A27 › Jan › 90 › A/T - Rear Axle Boom-Beat Vibration
    All Technical Service Bulletins for PROM - Programmable Read Only Memory:11 pages
    99-06-04-053 › Nov › 99 › PROM - Powertrain Control Module Reprogramming
    376105A › Oct › 95 › Engine - Cold Knock, Replace Oil Filter/Bearings/PROM2 3 4 5 6 7 8
    916D113 › Jul › 91 › ECM/PCM - Installation Procedures/Mem-Cal Concerns
    904A27 › Jan › 90 › A/T - Rear Axle Boom-Beat Vibration
    All Other Service Bulletins for PROM - Programmable Read Only Memory:2 pages
    99-06-04-053 › Nov › 99 › PROM - Powertrain Control Module Reprogramming
    916D113 › Jul › 91 › ECM/PCM - Installation Procedures/Mem-Cal Concerns
  - Application and ID31 pages
    Introducing the GM PROM Cross Reference Index2 3 4 5 6 7 8 9 10
    Expanded Footnotes › Footnotes 1 Thru 502 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
  - Description and Operation › CALPAK2 3 4 5
  - Service and Repair › CALPAK2 3 4 5
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections