S15/T15 Sonoma P/U 2WD V6-262 4.3L VIN W CPI (1994): Engine, Cooling and Exhaust

Also for this vehicle: S15/T15 Sonoma P/U 2WD L4-2.2L VIN 4 (1995), S15/T15 Sonoma P/U 2WD L4-2.2L VIN 5 Flex Fuel (2001), S15/T15 Sonoma P/U 2WD V6-262 4.3L VIN Z TBI (1995), S15/T15 Sonoma P/U 2WD V6-4.3L VIN W (1996), S15/T15 Sonoma P/U 2WD V6-4.3L VIN X (1998).

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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
   • Engine111 pages

     • Compression Check › System Information › Specifications
     • Camshaft, Lifters and Push Rods9 pages

       • Camshaft, Engine › Component Information › Specifications › Camshaft Lift Specs2
       • Lifter / Lash Adjuster, Valve › Component Information › Service and Repair2
       • Rocker Arm Assembly › Component Information5 pages

         • Specifications › Rocker Arm2
         • Service and Repair › Rocker Arm Studs Replace23
     • Cylinder Block Assembly9 pages

       • Balance Shaft › Component Information › Technical Service Bulletins › Engine - Balance Shaft Rattling Noises (Cancellation)
       • Connecting Rod Bearing › Component Information › Specifications
       • Connecting Rod, Engine › Component Information › Specifications
       • Crankshaft Main Bearing › Component Information › Specifications › Bearing Undersize Availability
       • Crankshaft, Engine › Component Information › Specifications › Main Bearing Torque Specifications2
       • Harmonic Balancer - Crankshaft Pulley › Component Information › Technical Service Bulletins › Crankshaft Balancer - Removal/Installation Tool
       • Piston, Engine › Component Information › Specifications2
     • Cylinder Head Assembly11 pages

       • Valve Clearance › System Information › Specifications › Valve Clearance Specifications2
       • Fuel Pressure Release › System Information › Service and Repair
       • Rocker Arm Assembly › Component Information5 pages

         • Specifications › Rocker Arm2
         • Service and Repair › Rocker Arm Studs Replace23
       • Valve Spring › Component Information › Specifications
       • Valve, Intake/Exhaust › Component Information › Specifications › Valve Specifications2
     • Drive Belts, Mounts, Brackets and Accessories7 pages

       • Drive Belt › Component Information › Technical Service Bulletins › Engine - Drive Belt Misalignment Diagnostics234
       • Engine Mount › Component Information › Service and Repair23
     • Engine Lubrication22 pages

       • Engine Oil Pressure › Component Information › Specifications
       • Engine Oil › Component Information4 pages

         • Technical Service Bulletins › Engine - GM dexos 1 and dexos 2(R) Oil Specifications23
         • Specifications › Capacity Specifications
       • Oil Filter, Engine › Component Information › Technical Service Bulletins › Engine - Noise/Damage Oil Filter Application Importance23
       • Oil Pan, Engine › Component Information › Service and Repair23
       • Oil Pressure Gauge › Component Information › Testing and Inspection › Gauge Readings Are Inaccurate23
       • Oil Pressure Sender › Component Information › Locations2
       • Oil Pressure Switch (For Fuel Pump) › Component Information › Locations › Assembly View23
       • Oil Pressure Warning Lamp/Indicator › Component Information › Description and Operation2
       • Oil Pump, Engine › Engine Oil Pressure › Component Information › Specifications
     • Intake Manifold › Component Information › Technical Service Bulletins › Engine - Intake Manifold Inspection/Replacement23
     • Lamps and Indicators - Engine5 pages

       • Oil Pressure Gauge › Component Information › Testing and Inspection › Gauge Readings Are Inaccurate23
       • Oil Pressure Warning Lamp/Indicator › Component Information › Description and Operation2
     • Seals and Gaskets, Engine2 pages

       • Crankshaft Main Bearing Seal › Component Information › Service and Repair
       • Front Crankshaft Seal › Component Information › Service and Repair
     • Sensors and Switches - Engine5 pages

       • Oil Pressure Sender › Component Information › Locations2
       • Oil Pressure Switch (For Fuel Pump) › Component Information › Locations › Assembly View23
     • Timing Components5 pages

       • Balance Shaft › Component Information › Technical Service Bulletins › Engine - Balance Shaft Rattling Noises (Cancellation)
       • Timing Chain › Component Information › Service and Repair23
       • Timing Cover › Component Information › Service and Repair
     • Tune-up and Engine Performance Checks31 pages

       • Fuel Pressure3 pages

         • Fuel Pump Test/Prime Connector <--> [Diagnostic Connector - Fuel Pump] › Component Information › Locations
         • Fuel Pressure Test Port › Component Information › Locations2
       • Idle Speed › System Information › Technical Service Bulletins › Idle Speed - Specification Revised2
       • 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 Timing3 pages

         • Ignition Timing Connector › Component Information › Technical Service Bulletins › Ignition Set Timing Connector - Location Correction
         • Number One Cylinder › Component Information › Locations › Number 1 Cylinder Location
         • Timing Marks and Indicators › System Information › Locations
       • Spark Plug Wire <--> [Ignition Cable] › Component Information › Specifications2
       • Distributor, Ignition › Component Information › Specifications234567891011
       • Spark Plug › Component Information › Specifications
       • Compression Check › System Information › Specifications
       • Valve Clearance › System Information › Specifications › Valve Clearance Specifications2
     • Water Pump › Component Information › Service and Repair
   • Cooling System138 pages

     • Coolant › Component Information › Technical Service Bulletins › Cooling System - Coolant Recycling Information234567
     • Coolant Level Indicator Lamp › Component Information3 pages

       • Description and Operation
       • Testing and Inspection › Indicator Lamp Remains Illuminated2
     • Radiator Cooling Fan9 pages

       • Fan Blade › Component Information › Service Precautions › Technician Safety Information2
       • Fan Clutch › Component Information7 pages

         • Technical Service Bulletins › A/T - Intermittent Downshift/Slip/Cycling Diagnosis23
         • Testing and Inspection › Clutch Fluid Leak234
     • Engine - Coolant Temperature Sensor/Switch40 pages

       • Coolant Temperature Sensor/Switch (For Computer) › Component Information38 pages

         • Specifications
         • Locations › Wiring View23
         • Diagrams › Diagram Information and Instructions234567891011121314151617181920…34
       • Temperature Sensor (Gauge) › Component Information › Locations › With Automatic Transmission2
     • Fan Shroud › Component Information › Technical Service Bulletins › Engine - Overheating Diagnostic Tip
     • Heater Core › Component Information6 pages

       • Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators23
       • Service and Repair › Heater Core Replacement23
     • Heater Hose › Component Information › Specifications234
     • Lamps and Indicators - Cooling System13 pages

       • Coolant Level Indicator Lamp › Component Information3 pages

         • Description and Operation
         • Testing and Inspection › Indicator Lamp Remains Illuminated2
       • Temperature Gauge › Component Information8 pages

         • Technical Service Bulletins4 pages

           • Customer Interest: › 468306 › Dec › 94 › Temperature Gauge - Erratic
           • All Technical Service Bulletins: › 468306 › Dec › 94 › Temperature Gauge - Erratic
           • All Other Service Bulletins for Temperature Gauge: › 09-09-40-001A › Feb › 11 › Restraints - Seat Belt Warning Lamp On/Buckling Issues2
           • All Other Service Bulletins for Temperature Gauge: › 09-09-40-001A › Feb › 11 › Restraints - Seat Belt Warning Lamp On/Buckling Issues
         • Testing and Inspection › Gauge Does Not Move From Cold When Engine Is Hot234
       • Temperature Warning Lamp/Indicator, Engine Cooling › Component Information › Description and Operation2
     • Radiator › Component Information › Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators234
     • Sensors and Switches - Cooling System › Engine - Coolant Temperature Sensor/Switch40 pages

       • Coolant Temperature Sensor/Switch (For Computer) › Component Information38 pages

         • Specifications
         • Locations › Wiring View23
         • Diagrams › Diagram Information and Instructions234567891011121314151617181920…34
       • Temperature Sensor (Gauge) › Component Information › Locations › With Automatic Transmission2
     • Temperature Gauge › Component Information6 pages

       • Technical Service Bulletins2 pages

         • Customer Interest for Temperature Gauge: › 468306 › Dec › 94 › Temperature Gauge - Erratic
         • All Technical Service Bulletins for Temperature Gauge: › 468306 › Dec › 94 › Temperature Gauge - Erratic
       • Testing and Inspection › Gauge Does Not Move From Cold When Engine Is Hot234
     • Temperature Warning Lamp/Indicator, Engine Cooling › Component Information › Description and Operation2
     • Thermostat, Engine Cooling › Component Information › Specifications2
     • Water Pump › Component Information › Service and Repair
   • Exhaust System5 pages

     • Catalytic Converter › Component Information › Locations234
     • Exhaust Manifold › Component Information › Service and Repair
5. 05Powertrain ManagementPowertrain Management: Sections
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