Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1989 Oldsmobile Toronado V6-3800 3.8LFACTORY OEM SERVICE PROCEDURE
Repair and Diagnosis
- A L L Diagnostic Trouble Codes ( DTC )
- Relays and Modules
- Relays and Modules - Accessories and Optional Equipment
- Relays and Modules - Body and Frame
- Relays and Modules - Brakes and Traction Control
- Relays and Modules - Cooling System
- Relays and Modules - HVAC
- Relays and Modules - Instrument Panel
- Relays and Modules - Lighting and Horns
- Relays and Modules - Power and Ground Distribution
- Relays and Modules - Powertrain Management
- Relays and Modules - Steering and Suspension
- Relays and Modules - Wiper and Washer Systems
- Sensors and Switches
- Sensors and Switches - Body and Frame
- Sensors and Switches - Brakes and Traction Control
- Sensors and Switches - Cooling System
- Sensors and Switches - Cruise Control
- Sensors and Switches - Engine
- Sensors and Switches - HVAC
- Sensors and Switches - Instrument Panel
- Sensors and Switches - Lighting and Horns
- Sensors and Switches - Powertrain Management
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/Sensor
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Crankshaft Position Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Knock Sensor
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Power Steering Pressure Switch
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
- Sensors and Switches - Fuel Delivery and Air Induction
- Sensors and Switches - Ignition System
- Sensors and Switches - Computers and Control Systems
- Sensors and Switches - Restraints and Safety Systems
- Sensors and Switches - Starting and Charging
- Sensors and Switches - Steering and Suspension
- Sensors and Switches - Transmission and Drivetrain
- Sensors and Switches - Wiper and Washer Systems
- Maintenance
- Alignment
- Tune-up and Engine Performance Checks
- Drive Belt
- Filters
- Hoses
- Fluids
- Brake Bleeding
- Air Bag(s) Arming and Disarming
- Fuses and Circuit Breakers
- Service Reminder Indicators
- Wheels and Tires
- Towing Information
- Application and ID
- Service Intervals
- Severe Service Defined
- Routine Service
- Normal Service
- 7500 MI or 12000 KM
- 15000 MI or 24000 KM
- 22500 MI or 36000 KM
- 30000 MI or 48000 KM
- 37500 MI or 60000 KM
- 45000 MI or 72000 KM
- 52500 MI or 84000 KM
- 60000 MI or 96000 KM
- 67500 MI or 108000 KM
- 75000 MI or 120000 KM
- 82500 MI or 132000 KM
- 90000 MI or 144000 KM
- 97500 MI or 156000 KM
- 105000 MI or 168000 KM
- 112500 MI or 180000 KM
- 120000 MI or 192000 KM
- Severe Service
- 3000 MI or 4800 KM
- 6000 MI or 9600 KM
- 9000 MI or 14400 KM
- 12000 MI or 19200 KM
- 15000 MI or 24000 KM
- 18000 MI or 28800 KM
- 21000 MI or 33600 KM
- 24000 MI or 38400 KM
- 27000 MI or 43200 KM
- 30000 MI or 48000 KM
- 33000 MI or 52800 KM
- 36000 MI or 57600 KM
- 39000 MI or 62400 KM
- 42000 MI or 67200 KM
- 45000 MI or 72000 KM
- 48000 MI or 76800 KM
- 51000 MI or 81600 KM
- 54000 MI or 86400 KM
- 57000 MI or 91200 KM
- 60000 MI or 96000 KM
- 63000 MI or 100800 KM
- 66000 MI or 105600 KM
- 69000 MI or 110400 KM
- 72000 MI or 115200 KM
- 75000 MI or 120000 KM
- 78000 MI or 124800 KM
- 81000 MI or 129600 KM
- 84000 MI or 134400 KM
- 87000 MI or 139200 KM
- 90000 MI or 144000 KM
- 93000 MI or 148800 KM
- 96000 MI or 153600 KM
- 99000 MI or 158400 KM
- 102000 MI or 163200 KM
- 105000 MI or 168000 KM
- 108000 MI or 172800 KM
- 111000 MI or 177600 KM
- 114000 MI or 182400 KM
- 117000 MI or 187200 KM
- 120000 MI or 192000 KM
Service and Repair
Specifications
Technical Service Bulletins
- Engine, Cooling and Exhaust
- Engine
- Compression Check
- Camshaft, Lifters and Push Rods
- Cylinder Block Assembly
- Cylinder Head Assembly
- Drive Belts, Mounts, Brackets and Accessories
- Engine Lubrication
- Intake Manifold
- Lamps and Indicators - Engine
- Seals and Gaskets
- Sensors and Switches - Engine
- Timing Components
- Tune-up and Engine Performance Checks
- Water Pump
- Service and Repair
- Specifications
- Technical Service Bulletins
- Cooling System
- Coolant
- Coolant Level Indicator Lamp
- Radiator Cooling Fan
- Engine - Coolant Temperature Sensor/Switch
- Heater Core
- Lamps and Indicators - Cooling System
- Radiator
- Radiator Cap
- Relays and Modules - Cooling System
- Sensors and Switches - Cooling System
- Temperature Gauge
- Temperature Warning Lamp/Indicator
- Thermostat
- Water Pump
Locations- Service and Repair
- Specifications
- Technical Service Bulletins
- Exhaust System
- Technical Service Bulletins
- Engine
- Powertrain Management
- Relays and Modules - Powertrain Management
- Sensors and Switches - Powertrain Management
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/Sensor
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Crankshaft Position Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Knock Sensor
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Power Steering Pressure Switch
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
- Sensors and Switches - Fuel Delivery and Air Induction
- Sensors and Switches - Ignition System
- Sensors and Switches - Computers and Control Systems
- Tune-up and Engine Performance Checks
- Computers and Control Systems
- Air Flow Meter/Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Barometric Pressure Sensor
- Body Control Module
- Camshaft Position Sensor
- Central Power Supply
- Coolant Temperature Sensor/Switch (For Computer)
- Crankshaft Position Sensor
- 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
- Oil Pressure Sensor
- Output Driver
- Oxygen Sensor
- Power Steering Pressure Switch
- Relays and Modules - Computers and Control Systems
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/Sensor
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Crankshaft Position Sensor
- Air Temperature Sensor ( Ambient / Intake )
- Knock Sensor
- Manifold Pressure/Vacuum Sensor
- Oil Pressure Sensor
- Oxygen Sensor
- Power Steering Pressure Switch
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
- Throttle Position Sensor
- Transmission Position Sensor/Switch
- Vehicle Speed Sensor
Service Precautions
Testing and Inspection- Initial Inspection and Diagnostic Overview
- - Checking the Basics
- - Checking the Basics - Fuel System
- - Description of On-Board Diagnostics
- - Flow of Diagnosis - Start Here
- - How to Use This Section
- - Intermittent Malfunctions
- - Preliminary Information
- Diagnostic Circuit Check - CRT Models
- Diagnostic Circuit Check - Non-CRT Models
- Serial Data Circuit - Multiple Intermittent Codes
- Reading and Clearing Diagnostic Trouble Codes
- Symptom Related Diagnostic Procedures
- - A-E Charts & Related Test Procedures
- - Diagnosis By Symptom
- Backfires
- Cuts Out/Misses
- Detonation/Spark Knock/Pings
- Dieseling/Run-On
- Engine Cranks, But Will Not Run
- Excessive Exhaust Emissions (Odors)
- Excessive Odors - Fuel, Emissions
- Hard to Start
- Hesitation or Stalls on Acceleration
- Hesitation, Sag, Stumble
- High CO and HC at Idle
- High CO at High RPM
- High CO, Low or Normal HC at Idle
- High HC and CO at High RPM
- High HC at High RPM
- High HC, Low or Normal CO at Idle
- Lack of Power/Sluggish/Spongy/Stumble
- Misses Under Load
- Poor Fuel Economy
- Rough, Unstable, or Incorrect Idle, Stalling
- Stalls at Idle, Deceleration
- Starts, But Stalls
- Surge, Hesitation, Stall on Acceleration
- Surges at Steady Speed
- Component Tests and General Diagnostics
- Initial Inspection and Diagnostic Overview
Adjustments
Diagrams- Specifications
- Technical Service Bulletins
Tools and Equipment
- Emission Control Systems
- Fuel Delivery and Air Induction
- Fuel Pressure
- Fuel Pressure Release
- Idle Speed
- Accelerator Pedal
- Air Cleaner Housing
- Air Flow Meter/Sensor
- Fuel
- Fuel Filter
- Fuel Injector
- Fuel Pressure Regulator
- Fuel Pressure Test Port
- Fuel Pump
- Fuel Rail
- Fuel Return Line
- Fuel Supply Line
- Fuel Tank
- Idle Speed/Throttle Actuator - Electronic
- Idle/Throttle Speed Control Unit
- Relays and Modules - Fuel Delivery and Air Induction
- Sensors and Switches - Fuel Delivery and Air Induction
- Throttle Body
- Throttle Cable/Linkage
- Throttle Position Sensor
- Turbocharger
- Service Precautions
- Application and ID
Description and Operation- Locations
- Service and Repair
- Diagrams
- Specifications
- Technical Service Bulletins
- Tools and Equipment
- Ignition System
- Firing Order
- Ignition Timing
- Camshaft Position Sensor
- Crankshaft Position Sensor
- Ignition Cable
- Ignition Coil
- Ignition Control Module
- Knock Sensor
- Relays and Modules - Ignition System
- Sensors and Switches - Ignition System
- Spark Plug
- Application and ID
- Description and Operation
- Locations
- Technical Service Bulletins
- Tools and Equipment
- Transmission Control Systems
- PROM - Programmable Read Only Memory
- Service Precautions
- Application and ID
- Description and Operation
- Locations
- Diagrams
- Technical Service Bulletins
- Transmission and Drivetrain
- Actuators and Solenoids - Transmission and Drivetrain
- Automatic Transmission/Transaxle
- Actuators and Solenoids - A/T
- Accumulator
- Band
- Band Apply Servo
- Case
- Clutch
- Differential
- Drive Chain
- Fluid - A/T
- Fluid Filter - A/T
- Fluid Line/Hose
- Fluid Pan
- Governor
- Output Shaft
- Parking Pawl
- Planetary Gears
- Seals and Gaskets
- Sensors and Switches - A/T
- Shifter A/T
- Shift Linkage
- Shift Modulator
- Sun Gear
- Throttle Valve Cable/Linkage
- Thrust Washer/Bearing
- Torque Converter
- Torque Converter Clutch
- Torque Converter Clutch Solenoid
- Transmission Cooler
- Transmission Position Sensor/Switch
- Transmission Speed Sensor
- Transmission Temperature Sensor/Switch
- Valve Body
- Application and ID
- Description and Operation
- Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Converter Clutch Does Not Release
- Delayed Engagement
- Harsh N-D or D-N Shift
- Harsh Engagement or Shutter In Reverse
- Harsh or Soft 1-2 Shift
- Harsh or Soft 2-3 Shift
- Harsh or Soft 3-4 Shift
- Harsh 2-1 Downshift
- Harsh 3-2 Downshift
- Harsh 4-3 Downshift
- Incorrect Shift Speed
- No Converter Clutch Operation
- No Drive In Drive Range
- No Reverse In R Range
- No 1-2 Upshift, 1ST Speed Only
- No 2-3 Upshift, 1ST & 2ND Speeds Only
- No 3-4 Upshift
- Oil Forced Out Vent or Foaming Oil
- Oil Leak
- Oil Pressure High or Low
- Rough Torque Converter Clutch Operation
- Slips In Drive
- Slips In Reverse
- Will Not Hold In Park
- 2ND Gear Starts
- Component Tests and General Diagnostics
- Locations
- Service and Repair
- Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
- Accumulator Cover & Governor Pipes
- Channel Plate (Case Side)
- Control Valve Assembly
- Driven Sprocket Support
- Final Drive Assembly
- Input & Reaction Carriers
- Input Clutch Assembly
- Internal Components
- Manual Linkage
- Oil Pump Assembly
- Servo Pipe Assembly
- Sprag & Roller Clutch Assembly
- Transaxle Case & Components
- 1-2 & Reverse Servo Assemblies
- 4TH Clutch & Components
- Electrical Diagrams
- Fluid Diagrams
- Specifications
- Technical Service Bulletins
- Clutch
- Continuously Variable Transmission/Transaxle
- Differential Assembly
- Drive Axles, Bearings and Joints
- Drive/Propeller Shafts, Bearings and Joints
- Flex Plate
- Manual Transmission/Transaxle
- Sensors and Switches - Transmission and Drivetrain
- Transfer Case
- Transmission Control Systems
- Diagrams
- Specifications
- Technical Service Bulletins
- Brakes and Traction Control
- Antilock Brakes / Traction Control Systems
- ABS Light
- ABS Main Relay
- Brake Fluid Pump
- Brake Fluid Pump Relay
- Electronic Brake Control Module
- Hydraulic Assembly
- Hydraulic Control Assembly - Antilock Brakes
- Wheel Speed Sensor
- Service Precautions
- Description and Operation
- Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Reading and Clearing Diagnostic Trouble Codes
- Symptom Related Diagnostic Procedures
- Component Tests and General Diagnostics
- Diagnostic Charts
- Chart A-1, Codes 11 & 12
- Chart A-2, Code 21 (Main Valve)
- Chart A-3, Code 22 (L/F Inlet Valve)
- Chart A-4, Code 23 (L/F Outlet Valve)
- Chart A-5, Code 24 (R/F Inlet Valve)
- Chart A-6, Code 25 (R/F Outlet Valve)
- Chart A-7, Code 26 (Rear Inlet Valve)
- Chart A-8, Code 27 (Rear Outlet Valve)
- Chart A-9, Codes 31, 35, 41, 55 or 75 (L/F Wheel Speed Sensor)
- Chart A-10, Codes 32, 36, 42, 56 or 76 (R F Wheel Speed Sensor)
- Chart A-11, Codes 33, 37, 43, 57 or 77 (R/R Wheel Speed Sensor)
- Chart A-12, Codes 34, 38, 44, 58 or 78 (L/R Wheel Speed Sensor)
- Chart A-13, Codes 45, 46, 47, or 48 (Miss. Wheel Speed Sen Sgn)
- Chart A-14, Codes 51-54 & 71-74 (Pressure Reduction Fault)
- Chart A-15 Code 61 Low Fluid/Press. Loop Input Not Processable
- Chart B Symptom Diagnosis (ABS Lamp on & No Codes Present)
- Chart B-1 Ignition Enable Circuit
- Chart B-2 EBCM Loop Circuit Open
- Chart B-3 EBCM Loop Short to Ground
- Chart B-4 Main Relay Circuits
- Chart B-5 Anti-Lock Lamp Circuits
- Chart B-6 Miscellaneous EBCM Inputs
- Chart C, Symptom (Brake Lamp on, No ABS Lamp or Codes)
- Chart C-2, Low Brake Fluid Input
- Chart C-3, Parking Brake Input
- Chart C1, Brake Pressure Input
- Chart D, Symptom Diagnosis (Brake & Anti-Lock Lamps on)
- Chart D-1, Pump Does Not Run
- Chart D-2, Hydraulic Unit Functional Check
- Chart D-3, Fluid Level Sensor
- Chart D-4, Extended Pump Operation
- Chart D-5, Pressure Switch Performance
- Chart D-6, Hydraulic Unit Leakdown
- Chart E, Symptom Diagnosis
- Chart E-1, Anti-Lock Lamp Inoperative at Key-on
- Chart E-2, Anti-Lock Lamp Dim or Inop During Crank
- Chart E-3, Valve Cycling (Chatter) During Normal Stops
- Chart E-4, Low or Spongy Brake Pedal
- Chart E-5, Poor Vehicle Tracking During Anti-Lock Stops
- Chart F, Wheel Speed Sensor Output
- Chart F-1, R/R WSS Output
- Chart F-2, L/F WSS Output
- Chart F-3, L/R WSS Output
- Chart F-4, R/F WSS Output
- Diagnostic Tests
- Diagnostic Charts
- Diagrams
- Technical Service Bulletins
- Tools and Equipment
- Brake Bleeding
- Brake Pedal Assy
- Brake Warning Indicator
- Disc Brake System
- Drum Brake System
- Hydraulic System
- Parking Brake System
- Power Brake Assist
- Relays and Modules - Brakes and Traction Control
- Sensors and Switches - Brakes and Traction Control
- Service Precautions
- Testing and Inspection
- Technical Service Bulletins
- Antilock Brakes / Traction Control Systems
- Starting and Charging
- Sensors and Switches - Starting and Charging
- Battery
- Charging System
- Starting System
- Power and Ground Distribution
- Circuit Breaker
- Diode
- Electrical Accessory Panel
- Fuse
- Fuse Block
- Fusible Link
- Ground Strap
- Grounding Point
- Multiple Junction Connector
- Relays and Modules - Power and Ground Distribution
- Relay Box
- Wiring Harness
- Locations
- Diagrams
- Technical Service Bulletins
- Testing and Inspection
- Diagrams
- Technical Service Bulletins
- Power and Ground Distribution
- Circuit Breaker
- Diode
- Electrical Accessory Panel
- Fuse
- Fuse Block
- Fusible Link
- Ground Strap
- Grounding Point
- Multiple Junction Connector
- Relays and Modules - Power and Ground Distribution
- Relay Box
- Wiring Harness
- Locations
- Diagrams
- Technical Service Bulletins
- Steering and Suspension
- Alignment
- Relays and Modules - Steering and Suspension
- Sensors and Switches - Steering and Suspension
- Steering
- Suspension
- Ball Joint
- Control Arm
- Front Steering Knuckle
- Rear Knuckle
- Relays and Modules - Suspension
- Sensors and Switches - Suspension
- Stabilizer Bar
- Suspension Control ( Automatic - Electronic )
- Suspension Spring ( Coil / Leaf )
- Suspension Strut / Shock Absorber
- Wheel Bearing
- Wheel Hub
- Description and Operation
- Adjustments
- Specifications
- Technical Service Bulletins
- Wheels and Tires
- Specifications
- Technical Service Bulletins
- Heating and Air Conditioning
- Air Conditioning Switch
- Air Door
- Ambient Temperature Sensor / Switch HVAC
- Aspirator
- Blower Motor
- Cabin Temperature Sensor / Switch
- Compressor HVAC
- Compressor Clutch Diode HVAC
- Compressor Clutch Relay
- Control Assembly
- Control Module HVAC
- Evaporator Core
- Heater Core
- Hose/Line HVAC
- Refrigerant
- Refrigerant Oil
- Refrigerant Pressure Sensor / Switch
- Refrigerant Temperature Sensor
- Relays and Modules - HVAC
- Sensors and Switches - HVAC
- Service Port HVAC
- Solar Sensor
- Vacuum Reservoir HVAC
- Vacuum Restrictor HVAC
- Service Precautions
- Testing and Inspection
- Service and Repair
- Diagrams
- Specifications
- Technical Service Bulletins
- Restraints and Safety Systems
- Air Bag Systems
- Head Restraint System
- Seat Belt Systems
- Sensors and Switches - Restraints and Safety Systems
- Technical Service Bulletins
- Accessories and Optional Equipment
- Antenna
- Antitheft and Alarm Systems
- Cellular Phone
- Driver/Vehicle Information Display
- Radio, Stereo, and Compact Disc
- Relays and Modules - Accessories and Optional Equipment
- Relay Module
- Towing / Trailer System
- Diagrams
- Technical Service Bulletins
- Body and Frame
- Air Bag(s) Arming and Disarming
- Body Control Systems
- Bumper
- Doors, Hood and Trunk
- Exterior Moulding / Trim
- Frame
- Interior Moulding / Trim
- Locks
- Mirrors
- Paint, Striping and Decals
- Relays and Modules - Body and Frame
- Roof and Associated Components
- Seats
- Sensors and Switches - Body and Frame
- Weatherstrip
- Technical Service Bulletins
- Cruise Control
- Brake Switch (Cruise Control)
- Cruise Control Servo
- Cruise Control Servo Cable
- Cruise Control Switch
- Cruise Control Vacuum Solenoid
- Sensors and Switches - Cruise Control
- Vacuum Restrictor
- Vacuum Vent Valve
- Description and Operation
- Testing and Inspection
- Locations
- Diagrams
- Technical Service Bulletins
- Instrument Panel, Gauges and Warning Indicators
- ABS Light
- Audible Warning Device
- Audible Warning Device Control Module
- Brake Warning Indicator
- Clock
- Compass
- Coolant Level Indicator Lamp
- Dashboard / Instrument Panel
- Dimmer Switch
- Door/Trunk Ajar Indicator/Lamp
- Door Switch
- Driver/Vehicle Information Display
- Fuel Gauge
- Fuel Gauge Sender
- Headlamp Reminder Indicator
- Instrument Cluster / Carrier
- Key Reminder Switch
- Low Fuel Lamp/Indicator
- Malfunction Indicator Lamp
- Odometer
- Oil Change Reminder Lamp
- Oil Level Warning Indicator
- Oil Pressure Gauge
- Oil Pressure Sender
- Oil Pressure Warning Lamp/Indicator
- Parking Brake Warning Switch
- Relays and Modules - Instrument Panel
- Seat Belt Reminder Lamp
- Sensors and Switches - Instrument Panel
- Speedometer Head
- Temperature Gauge
- Temperature Warning Lamp/Indicator
- Tire Monitoring System
- Transmission Shift Position Indicator Lamp
- Volt Meter Gauge
- Description and Operation
- Testing and Inspection
- Diagrams
- Technical Service Bulletins
- Lighting and Horns
- Ambient Light Sensor
- Backup Lamp
- Brake Lamp
- Brake Light Switch
- Center Mounted Brake Lamp
- Courtesy Lamp
- Daytime Running Lamp
- Dimmer Switch
- Door Switch
- Fog/Driving Lamp
- Hazard Warning Lamps
- Headlamp
- Horn
- License Plate Lamp
- Parking Lamp
- Relays and Modules - Lighting and Horns
- Sensors and Switches - Lighting and Horns
- Tail Lamp
- Trunk Lamp
- Turn Signals
- Locations
- Diagrams
- Technical Service Bulletins
- Windows and Glass
- Wiper and Washer Systems
- Application and ID
- Regular Production Option (RPO)
- Vehicle Identification Number (VIN)
- Description
- GM Automobile VIN Charts
- GM Light Duty & Multi-Purpose Truck VIN Charts
- 1982 Light Duty Trucks & Multi-Purpose Vehicle
- 1983 Light Duty Trucks & Multi-Purpose Vehicle
- 1984 Light Duty Trucks & Multi-Purpose Vehicle
- 1985 Light Duty Trucks & Multi-Purpose Vehicle
- 1986 Light Duty Trucks & Multi-Purpose Vehicle
- 1987 Light Duty Trucks & Multi-Purpose Vehicle
- 1988 Light Duty Trucks & Multi-Purpose Vehicle
- 1989 Light Duty Trucks & Multi-Purpose Vehicle
- 1990 Light Duty Trucks & Multi-Purpose Vehicles
- 1991 Light Duty Trucks & Multi-Purpose Vehicles
- 1992 Light Duty Trucks & Multi-Purpose Vehicles
- 1993 Light Duty Trucks & Multi-Purpose Vehicles
- 1994 Light Duty Trucks & Multi-Purpose Vehicles
- 1995 Light Duty Trucks & Multi-Purpose Vehicles
- 1996 Light Duty Trucks & Multi-Purpose Vehicles
- GM Medium & Heavy Duty Truck VIN Charts
- 1982 Medium & Heavy Duty Trucks
- 1983 Medium & Heavy Duty Trucks
- 1984 Medium & Heavy Duty Trucks
- 1985 Medium & Heavy Duty Trucks
- 1986 Medium & Heavy Duty Trucks
- 1987 Medium & Heavy Duty Trucks
- 1988 Medium & Heavy Duty Trucks
- 1989 Medium & Heavy Duty Trucks
- 1990 Medium & Heavy Duty Trucks
- 1991 Medium & Heavy Duty Trucks
- 1992 Medium & Heavy Duty Trucks
- 1993 Medium & Heavy Duty Trucks
- 1994 Medium & Heavy Duty Trucks
- 1995 Medium & Heavy Duty Trucks
- 1996 Medium & Heavy Duty Trucks
- Locations
- Component Locations
- Additional Information
- Miscellaneous Components
- A/C Clutch Diode
- Anti-Lock Brake Controller Fuse
- Anti-Lock Brake Diode
- Anti-Lock Diode
- Aspirator, HVAC
- Bose Fuse
- Cathode Ray Tube Controller
- Central Power Supply
- Cruise Control Check Valve
- Cruise Control Servo
- Cruise Control Vacuum Release Valve
- Delco Bose Music System Diode
- Door Lock Fiber Optic Light
- Electronic Control Center
- Electronic Level Control Compressor Assembly
- Fiber Optic Light Source
- Fuse Block
- Fusible Link A
- Fusible Link B
- Fusible Link C
- Fusible Link D
- Fusible Link E
- Fusible Link F
- Fusible Link G
- Fusible Link H
- Fusible Link K
- Fusible Link L
- Fusible Link M
- Fusible Link N
- Fusible Link R
- Fusible Link X
- Hazard Flasher
- Headlamp Door Actuator
- Heater & A/C Programmer
- Idle Air Control Valve
- In-Line Fuse D
- Lower Mode Valve Vacuum Actuator
- Luggage Compartment Lid Pull-Down Unit
- Microphone
- Outside Air Valve Vacuum Actuator
- PCV Valve
- Power Junction Block
- Seat Air Pump Assembly
- Sunroof Actuator Assembly
- Transceiver
- Trunk Lid Pull Down Unit
- Turn Flasher
- Twilight Photocell
- Upper Mode Valve Vacuum Actuator
- Vacuum Delay Porous Plug
- Vacuum Release Valve
- Vacuum Tank
- Windshield Washer Pump
- Modules
- Motors
- Relays
- Sensors
- Camshaft Sensor
- Coolant Temperature Sensor
- Crankshaft Sensor
- Detonation Sensor
- Dual Sensor
- Electronic Level Control (ELC) Height Sensor
- In-Car Temperature Sensor
- LH Front Wheel Speed Sensor
- LH Rear Wheel Speed Sensor
- Manifold Air Temperature (MAT) Sensor
- Mass Air Flow (MAF) Sensor
- Oil Level Sensor
- Outside Air Temperature Sensor
- Outside Temperature Sensor
- Oxygen Sensor
- RH Front Wheel Speed Sensor
- RH Rear Wheel Speed Sensor
- Sunload Sensor
- Throttle Position Sensor (TPS)
- Vehicle Speed Sensor
- Solenoids
- Switches
- Brake Switch
- Brake Switch Capacitor No. 1
- Brake Switch Capacitor No. 2
- Fuel Door Release Switch
- Gear Selector Switch
- I/P Switch
- Idle Speed Power Steering Pressure Switch
- Ignition Key Warning Switch
- Ignition Switch
- Luggage Compartment Lid Position Switch
- Luggage Compartment Lid Release Switch
- Luggage Compartment Light Switch
- Oil Pressure Sensor/Switch
- Park Brake Switch
- Power Door Lock Switches
- Power Steering Pressure Switch
- Seat Belt Switch
- Switch & Electronics Module
- Transaxle Position Switch
- Washer Fluid Level Switch
- Text Description
- Connector Locations
- Ground Locations
- Splice Locations
- Component Locations
- Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
- Automatic Transmission/Transaxle
- Accumulator Cover & Governor Pipes
- Channel Plate (Case Side)
- Control Valve Assembly
- Driven Sprocket Support
- Final Drive Assembly
- Input & Reaction Carriers
- Input Clutch Assembly
- Internal Components
- Manual Linkage
- Oil Pump Assembly
- Servo Pipe Assembly
- Sprag & Roller Clutch Assembly
- Transaxle Case & Components
- 1-2 & Reverse Servo Assemblies
- 4TH Clutch & Components
- Automatic Transmission/Transaxle
- Connector Views
- Electrical Diagrams
- Cell References
- Accessories and Optional Equipment
- Antilock Brakes / Traction Control Systems
- Brake Warning Indicator
- Cruise Control
- Fuel Door
- Heated Glass Element
- Heating and Air Conditioning
- Instrument Panel, Gauges and Warning Indicators
- Lighting and Horns
- Mirrors
- Oil Pressure Warning Lamp/Indicator
- Parking Brake Warning Switch
- Power Locks
- Powertrain Management
- Radiator Cooling Fan Motor
- Seats
- Starting and Charging
- Steering Wheel
- Sunroof / Moonroof
- Suspension Control ( Automatic - Electronic )
- Temperature Warning Lamp/Indicator, Engine Cooling
- Transmission and Drivetrain
- Trunk / Liftgate
- Windows
- Wiper and Washer Systems
- Fluid Diagrams
- Vacuum and Vapor Hose Diagrams
- Components
- Additional Information
- Miscellaneous Components
- A/C Clutch Diode
- Anti-Lock Brake Controller Fuse
- Anti-Lock Brake Diode
- Anti-Lock Diode
- Aspirator, HVAC
- Bose Fuse
- Cathode Ray Tube Controller
- Central Power Supply
- Cruise Control Check Valve
- Cruise Control Servo
- Cruise Control Vacuum Release Valve
- Delco Bose Music System Diode
- Door Lock Fiber Optic Light
- Electronic Control Center
- Electronic Level Control Compressor Assembly
- Fiber Optic Light Source
- Fuse Block
- Fusible Link A
- Fusible Link B
- Fusible Link C
- Fusible Link D
- Fusible Link E
- Fusible Link F
- Fusible Link G
- Fusible Link H
- Fusible Link K
- Fusible Link L
- Fusible Link M
- Fusible Link N
- Fusible Link R
- Fusible Link X
- Hazard Flasher
- Headlamp Door Actuator
- Heater & A/C Programmer
- Idle Air Control Valve
- In-Line Fuse D
- Lower Mode Valve Vacuum Actuator
- Luggage Compartment Lid Pull-Down Unit
- Microphone
- Outside Air Valve Vacuum Actuator
- PCV Valve
- Power Junction Block
- Seat Air Pump Assembly
- Sunroof Actuator Assembly
- Transceiver
- Trunk Lid Pull Down Unit
- Turn Flasher
- Twilight Photocell
- Upper Mode Valve Vacuum Actuator
- Vacuum Delay Porous Plug
- Vacuum Release Valve
- Vacuum Tank
- Windshield Washer Pump
- Modules
- Motors
- Relays
- Sensors
- Camshaft Sensor
- Coolant Temperature Sensor
- Crankshaft Sensor
- Detonation Sensor
- Dual Sensor
- Electronic Level Control (ELC) Height Sensor
- In-Car Temperature Sensor
- LH Front Wheel Speed Sensor
- LH Rear Wheel Speed Sensor
- Manifold Air Temperature (MAT) Sensor
- Mass Air Flow (MAF) Sensor
- Oil Level Sensor
- Outside Air Temperature Sensor
- Outside Temperature Sensor
- Oxygen Sensor
- RH Front Wheel Speed Sensor
- RH Rear Wheel Speed Sensor
- Sunload Sensor
- Throttle Position Sensor (TPS)
- Vehicle Speed Sensor
- Solenoids
- Switches
- Brake Switch
- Brake Switch Capacitor No. 1
- Brake Switch Capacitor No. 2
- Fuel Door Release Switch
- Gear Selector Switch
- I/P Switch
- Idle Speed Power Steering Pressure Switch
- Ignition Key Warning Switch
- Ignition Switch
- Luggage Compartment Lid Position Switch
- Luggage Compartment Lid Release Switch
- Luggage Compartment Light Switch
- Oil Pressure Sensor/Switch
- Park Brake Switch
- Power Door Lock Switches
- Power Steering Pressure Switch
- Seat Belt Switch
- Switch & Electronics Module
- Transaxle Position Switch
- Washer Fluid Level Switch
- Text Description
- Connectors
- Grounds
- Splices
- Specifications
- Electrical Specifications
- Air Temperature Sensor ( Ambient / Intake )
- Alternator
- Barometric Pressure Sensor
- Battery
- Canister Purge Solenoid
- Coolant Temperature Sensor/Switch (For Computer)
- EGR Control Solenoid
- EGR Valve
- Engine Control Module
- Fuel Injector
- Idle/Throttle Speed Control Unit
- Ignition Cable
- Ignition Coil
- Ignition Timing
- Manifold Pressure/Vacuum Sensor
- Mixture Control Solenoid
- Oxygen Sensor
- Starter Solenoid
- Throttle Position Sensor
- Transmission Temperature Sensor/Switch, A/T
- Vehicle Speed Sensor
- Voltage Regulator
- Mechanical Specifications
- Alternator
- Brake Caliper
- Brake Drum
- Brake Master Cylinder
- Brake Rotor/Disc
- Computers and Control Systems
- EGR Control Solenoid
- EGR Valve
- Engine
- System Specifications
- Camshaft, Lifters and Push Rods
- Cylinder Block Assembly
- Cylinder Head Assembly
- Drive Belt
- Engine Mount
- Oil Pan, Engine
- Oil Pressure Sensor
- Oil Pump, Engine
- Firing Order
- Fuel Delivery and Air Induction
- Ignition Control Module
- Ignition Timing
- Neutral Safety Switch
- Spark Plug
- Starter Motor
- Steering and Suspension
- Transmission and Drivetrain
- Water Pump
- Pressure, Vacuum and Temperature Specifications
- Capacity Specifications
- Fluid Type Specifications
- Electrical Specifications
- Technical Service Bulletins
Diagnostic Trouble Codes
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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