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.
1991 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 - Cruise Control
- 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 - Restraints and Safety Systems
- Relays and Modules - Steering and Suspension
- Relays and Modules - Windows and Glass
- 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
- 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
- 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
- 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
Description and Operation
Testing and Inspection
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
Tools and Equipment
- 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
Service Precautions
Testing and Inspection
Locations
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
- Fundamentals and Basics
- 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
- 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
- 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 )
- Body Control Module
- Brake Signal
- Camshaft Position Sensor
- Coolant Temperature Sensor/Switch (For Computer)
- Crankshaft Position Sensor
- Data Link Connector
- Engine Control Module
- Idle Speed/Throttle Actuator - Electronic
- Knock Sensor
- Malfunction Indicator Lamp
- Manifold Pressure/Vacuum Sensor
- Memory Calibration Unit
- Oil Pressure Sensor
- Output Driver
- Oxygen Sensor
- Relays and Modules - Computers and Control Systems
- Sensors and Switches - Computers and Control Systems
- Air Flow Meter/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
- 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
- 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
- Air/Fuel Mixture
- 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
- 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
- Distributor
- Ignition Cable
- Ignition Coil
- Ignition Control Module
- Ignition Shut Down Relay (For Antitheft)
- Ignition Timing Connector
- 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
- Channel Plate
- Clutch
- Automatic Transmission Dipstick - Dipstick Tube
- 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
- Shift Solenoid
- Shifter A/T
- Shift Linkage
- Shift Modulator
- Throttle Valve Cable/Linkage
- Torque Converter
- Torque Converter Clutch
- Torque Converter Clutch Solenoid
- Transmission Cooler
- Transmission Mount
- 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
- 4T60-E Automatic Transaxle
- 440-T4, (4T60/4T60-E) Automatic Transaxle
- Converter Clutch Does Not Release
- Delayed Engagement
- Harsh or Soft 1-2 Shift
- 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
- Oil Forced Out Vent or Foaming Oil
- Oil Leak
- Oil Pressure High or Low
- Slips In Drive
- Slips In Reverse
- Will Not Hold In Park
- Component Tests and General Diagnostics
Locations
Service and Repair
Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
- Channel Plate (Case Side)
- Control Valve Assembly
- Driven Sprocket Support
- Final Drive Assembly
- Forward Servo Assembly
- Input & Reaction Carriers
- Input Clutch Assembly
- Internal Components
- Manual Linkage
- Oil Pump Assembly
- Reverse Servo Assembly
- Servo & Accumulator Assembly
- Sprag & Roller Clutch Assembly
- Transaxle Case & Components
- 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
- Flywheel
- 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
- Brake Bleeding
- 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
- Starting and Charging
- Sensors and Switches - Starting and Charging
- Battery
- Charging System
- Starting System
- Power and Ground Distribution
- Circuit Breaker
- 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
- 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
Testing and Inspection
Adjustments
Specifications
Technical Service Bulletins
- Wheels and Tires
Technical Service Bulletins
- Heating and Air Conditioning
- Air Door
- Ambient Temperature Sensor / Switch HVAC
- Aspirator
- Blower Motor
- Cabin Temperature Sensor / Switch
- Compressor HVAC
- Compressor Clutch Diode HVAC
- Control Assembly
- Control Module HVAC
- Evaporator Core
- Heater Core
- High Pressure Safety Valve 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
- Reading and Clearing Diagnostic Trouble Codes
- Symptom Related Diagnostic Procedures
- Component Tests and General Diagnostics
- Scan Tool Testing and Procedures
- Scan Tool Data
- BD20 Commanded Blower Voltage
- BD21 Coolant Temperature
- BD22 Commanded Air Mix Valve Position
- BD23 Actual Air Mix Valve Position
- BD24 Air Delivery Mode
- BD25 In-Car Temperature
- BD26 Outside Air Temperature
- BD27 High Side Temperature
- BD28 Low Side Temperature
- BD32 Sunload Temperature
- ED01 Throttle Position Sensor
- ED04 Coolant Temperature
- Scan Tool Inputs
- Scan Tool Outputs
- Scan Tool Overrides
- Scan Tool Data
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
- Restraints and Safety Systems
- Air Bag Systems
- Air Bag(s) Arming and Disarming
- Air Bag
- Air Bag Control Module
- Air Bag Resistor
- Clockspring Assembly / Spiral Cable
- Impact Sensor
- Seat Occupant Sensor
- Standby Power Supply
- Malfunction Lamp / Indicator
Service Precautions
Description and Operation
Testing and Inspection
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
- Head Restraint System
- Knee Diverter
- Relays and Modules - Restraints and Safety Systems
- Seat Belt Systems
- Sensors and Switches - Restraints and Safety Systems
Technical Service Bulletins
- Air Bag Systems
- Accessories and Optional Equipment
- Antenna
- Antitheft and Alarm Systems
- Alarm Module
- Ignition Shut Down Relay (For Antitheft)
- Keyless Entry
- Security Lamp/Indicator
Service Precautions
- Application and ID
Description and Operation
Testing and Inspection
Service and Repair
Diagrams
Specifications
Technical Service Bulletins
- Cellular Phone
- Driver/Vehicle Information Display
- General Module
- Radio, Stereo, and Compact Disc
- Relays and Modules - Accessories and Optional Equipment
- Relay Module
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
- Grille
- 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)
- Clutch Switch
- Cruise Control Module
- Cruise Control Servo
- Cruise Control Servo Cable
- Cruise Control Switch
- Cruise Control Vacuum Vent Solenoid
- Relays and Modules - Cruise Control
- Sensors and Switches - Cruise Control
- Vacuum Restrictor
Description and Operation
Testing and Inspection
Diagrams
Technical Service Bulletins
- Instrument Panel, Gauges and Warning Indicators
- Audible Warning Device Control Module
- Brake Warning Indicator
- Compass
- Coolant Level Indicator Lamp
- Dashboard / Instrument Panel
- Dimmer Switch
- Door Switch
- Driver/Vehicle Information Display
- Fuel Gauge
- Fuel Gauge Sender
- Headlamp Reminder Indicator
- Instrument Cluster / Carrier
- Key Reminder Switch
- Low Fuel Lamp/Indicator
- Maintenance Required 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
- Diagram Information and Instructions
- Diagnostic Aids
- Connector Views
- Electrical Diagrams
- Instrument Panel and Warning Indicators
- Instrument Panel Dimming (with Digital or Mechanical Cluster)
- Steering Wheel Controls
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
- Exterior Lighting Module
- Fog/Driving Lamp
- Hazard Warning Lamps
- Headlamp
- Horn
- License Plate Lamp
- Map Light
- Parking Lamp
- Relays and Modules - Lighting and Horns
- Sensors and Switches - Lighting and Horns
- Tail Lamp
- Trunk Lamp
- Turn Signals
- Underhood Lamp
- Vanity Lamp
Diagrams
Technical Service Bulletins
- Windows and Glass
- Wiper and Washer Systems
- Sensors and Switches - Wiper and Washer Systems
- Washer Fluid Level Indicator
- Washer Fluid Level Switch
- Windshield Washer Switch
- Wiper Blade
- Wiper Motor
- Wiper Switch
Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Diagnostic Charts
- Chart 1 Washer Pump Inoperative (Wiper Motor Operates)
- Chart 2 Washer Pumps Continuously
- Chart 3 Wiper Motor Inoperative
- Chart 4 Wipers Run Intermittently In Low/High Speed
- Chart 5 Wipers Will Not Park
- Chart 6 No Delay or Continuous Delay In Delay Mode
- Chart 7 Delay Operates Incorrectly or Not at All
- Chart 8 No Low Mode
- Chart 9 No High Mode, or Cycles In & Out of Park In High
- Chart 10 No High Mode, or Cycles In & Out of Park In High
- Mechanical/Electrical Wiper/Washer System Diagnosis
- Diagnostic Charts
- Symptom Related Diagnostic Procedures
- Initial Inspection and Diagnostic Overview
Diagrams
Technical Service Bulletins
- 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
- A/C Compressor Clutch
- Aspirator, HVAC
- Battery Junction Block
- Cathode Ray Tube Controller
- Cruise Control Check Valve
- Cruise Control Servo
- Door Lock Fiber Optic Light
- Electronic Brake Modulator
- 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 M
- Fusible Link R
- Fusible Link U
- Fusible Link X
- Hazard Flasher
- Heated Mirror Fuse
- Idle Air Control Valve
- Lower Mode Valve Vacuum Actuator
- Lumbar Compressor Capacitor
- Power Junction Block
- Pressure Limiter Valve
- Seat Air Pump Assembly
- Service Interconnect
- Sunroof Actuator Assembly
- Supplemental Inflatable Restraint (SIR) Coil Assembly
- Transceiver
- Turn Signal Flasher
- Twilight Photocell
- Vacuum Delay Porous Plug
- Vacuum Tank
- Modules
- Body Computer Module
- Chime Module
- Diagnostic/Energy Reserve Module (DERM)
- Electronic Brake Control (EBCM) Module
- Electronic Compass Module
- Express Down Window Module
- Headlamp Door Module
- Heated Windshield Power Module
- HVAC Power Module
- Ignition Module
- Initiator Module
- Keyless Entry Module
- Pass Key Decoder Module
- Powertrain Control Module (PCM)
- Resistor Module
- Seat Control Module
- Steering Wheel Radio & HVAC Control Interface Module
- Motors
- Relays
- Sensors
- A/C High Side Temperature Sensor
- A/C Low Side Temperature Sensor
- Camshaft Sensor
- Coolant Temperature Sensor
- Crankshaft Sensor
- Detonation Sensor
- Dual Sensor
- Electronic Level Control (ELC) Height Sensor
- Forward Discriminating Sensor
- In-Car Temperature Sensor
- Intake Air Temperature (IAT) Sensor
- Knock Sensor
- Manifold Air Temperature (MAT) Sensor
- Mass Air Flow (MAF) Sensor
- Outside Temperature Sensor
- Oxygen Sensor
- Sunload Sensor
- Throttle Position Sensor (TPS)
- Vehicle Speed Sensor
- Wheel Speed Sensor
- Solenoids
- Switches
- A/C Low Pressure Switch
- Brake Switch Capacitor No. 1
- Brake Switch Capacitor No. 2
- Cruise Control Vacuum Release Switch
- Door Ajar Switch
- Door Lock Cylinder Switch
- Headlight Dimmer Switch
- Ignition Key Warning Switch
- Low Brake Fluid Level Switch
- Luggage Compartment Light Switch
- Oil Level Switch
- Oil Pressure Sensor/Switch
- PRNDL Switch
- Safety Belt Switch
- Stop Light Switch Capacitor
- Transaxle Position Switch
- Turn/Hazard Switch Assembly
- VCC/Cruise Vacuum Release Switch
- Washer Fluid Level Switch
- Wiper/Washer Switch
- Text Description
- Connector Locations
- Fuse and Fusible Link Locations
- Ground Locations
- Splice Locations
- Grommet Locations
- Component Locations
Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Exploded Views
- Automatic Transmission/Transaxle
- Channel Plate (Case Side)
- Control Valve Assembly
- Driven Sprocket Support
- Final Drive Assembly
- Forward Servo Assembly
- Input & Reaction Carriers
- Input Clutch Assembly
- Internal Components
- Manual Linkage
- Oil Pump Assembly
- Reverse Servo Assembly
- Servo & Accumulator Assembly
- Sprag & Roller Clutch Assembly
- Transaxle Case & Components
- 4TH Clutch & Components
- Compressor HVAC
- Engine
- Automatic Transmission/Transaxle
- Connector Views
- Electrical Diagrams
- Cell References
- Accessories and Optional Equipment
- Air Bag Systems
- Antilock Brakes / Traction Control Systems
- Backup Lamp
- Brake Lamp
- Center Mounted Brake Lamp
- Cooling System
- Courtesy Lamp
- Cruise Control
- Fog/Driving Lamp
- Hazard Warning Lamps
- Headlamp
- Heated Glass Element
- Heating and Air Conditioning
- Horn
- Instrument Panel, Gauges and Warning Indicators
- System Diagram
- Instrument Panel and Warning Indicators
- Instrument Panel Dimming (with Digital or Mechanical Cluster)
- Steering Wheel Controls
- Compass
- Door Switch
- Driver/Vehicle Information Display
- Malfunction Indicator Lamp
- System Diagram
- License Plate Lamp
- Map Light
- Mirrors
- Parking Lamp
- Power Locks
- Powertrain Management
- System Diagram
- Computers and Control Systems
- Emission Control Systems
- Fuel Delivery and Air Induction
- Ignition Coil
- Ignition Control Module
- Seat Belt Systems
- Seats
- Starting and Charging
- Steering Wheel
- Sunroof / Moonroof
- Suspension Control ( Automatic - Electronic )
- Tail Lamp
- Transmission and Drivetrain
- Trunk / Liftgate
- Turn Signals
- Underhood Lamp
- Vanity Lamp
- Windows
- Wiper and Washer Systems
- Fluid Diagrams
- Automatic Transmission/Transaxle
- Engine Lubrication
- Vacuum and Vapor Hose Diagrams
- Fiber Optic Diagrams
- Components
- Additional Information
- Miscellaneous Components
- A/C Clutch Diode
- A/C Compressor Clutch
- Aspirator, HVAC
- Battery Junction Block
- Cathode Ray Tube Controller
- Cruise Control Check Valve
- Cruise Control Servo
- Door Lock Fiber Optic Light
- Electronic Brake Modulator
- 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 M
- Fusible Link R
- Fusible Link U
- Fusible Link X
- Hazard Flasher
- Heated Mirror Fuse
- Idle Air Control Valve
- Lower Mode Valve Vacuum Actuator
- Lumbar Compressor Capacitor
- Power Junction Block
- Pressure Limiter Valve
- Seat Air Pump Assembly
- Service Interconnect
- Sunroof Actuator Assembly
- Supplemental Inflatable Restraint (SIR) Coil Assembly
- Transceiver
- Turn Signal Flasher
- Twilight Photocell
- Vacuum Delay Porous Plug
- Vacuum Tank
- Modules
- Body Computer Module
- Chime Module
- Diagnostic/Energy Reserve Module (DERM)
- Electronic Brake Control (EBCM) Module
- Electronic Compass Module
- Express Down Window Module
- Headlamp Door Module
- Heated Windshield Power Module
- HVAC Power Module
- Ignition Module
- Initiator Module
- Keyless Entry Module
- Pass Key Decoder Module
- Powertrain Control Module (PCM)
- Resistor Module
- Seat Control Module
- Steering Wheel Radio & HVAC Control Interface Module
- Motors
- Relays
- Sensors
- A/C High Side Temperature Sensor
- A/C Low Side Temperature Sensor
- Camshaft Sensor
- Coolant Temperature Sensor
- Crankshaft Sensor
- Detonation Sensor
- Dual Sensor
- Electronic Level Control (ELC) Height Sensor
- Forward Discriminating Sensor
- In-Car Temperature Sensor
- Intake Air Temperature (IAT) Sensor
- Knock Sensor
- Manifold Air Temperature (MAT) Sensor
- Mass Air Flow (MAF) Sensor
- Outside Temperature Sensor
- Oxygen Sensor
- Sunload Sensor
- Throttle Position Sensor (TPS)
- Vehicle Speed Sensor
- Wheel Speed Sensor
- Solenoids
- Switches
- A/C Low Pressure Switch
- Brake Switch Capacitor No. 1
- Brake Switch Capacitor No. 2
- Cruise Control Vacuum Release Switch
- Door Ajar Switch
- Door Lock Cylinder Switch
- Headlight Dimmer Switch
- Ignition Key Warning Switch
- Low Brake Fluid Level Switch
- Luggage Compartment Light Switch
- Oil Level Switch
- Oil Pressure Sensor/Switch
- PRNDL Switch
- Safety Belt Switch
- Stop Light Switch Capacitor
- Transaxle Position Switch
- Turn/Hazard Switch Assembly
- VCC/Cruise Vacuum Release Switch
- Washer Fluid Level Switch
- Wiper/Washer Switch
- Text Description
- Connectors
- Fuse and Fusible Links
- Grounds
- Splices
- Grommets
Specifications
- Electrical Specifications
- Air Temperature Sensor ( Ambient / Intake )
- Antitheft and Alarm Systems
- Battery
- Canister Purge Solenoid
- Coolant Temperature Sensor/Switch (For Computer)
- EGR Control Solenoid
- Engine Control Module
- Fuel Injector
- Ignition Cable
- Ignition Timing
- Manifold Pressure/Vacuum Sensor
- Oxygen Sensor
- Starter Solenoid
- Throttle Position Sensor
- Transmission Temperature Sensor/Switch, A/T
- Vehicle Speed Sensor
- Mechanical Specifications
- Air Bag Systems
- Alignment
- Brake Caliper
- Brake Drum
- Brake Master Cylinder
- Brake Rotor/Disc
- Computers and Control Systems
- Distributor, Ignition
- EGR Control Solenoid
- EGR Valve
- Engine
- System Specifications
- Camshaft, Lifters and Push Rods
- Cylinder Block Assembly
- Cylinder Head Assembly
- Engine Mount
- Intake Manifold
- Oil Pump, Engine
- Timing Cover
- Exhaust Manifold
- Firing Order
- Fuel Delivery and Air Induction
- Heating and Air Conditioning
- Neutral Safety Switch
- Spark Plug
- Starter Motor
- Steering
- Suspension
- Thermostat, Engine Cooling
- Transmission and Drivetrain
- Water Pump
- Wheel Stud / Lug Nut
- 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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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