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Assembly Line Diagnostic Link (ALDL): Under LH Side Of Instrument Panel
Auxiliary Battery Junction Box: LH Side Of Engine Compartment
Auxiliary Battery Relay: LH Side Of Engine Compartment
Auxiliary Cooling Fan Relay: LH Inner Fender, In Engine Compartment
Auxiliary Fan Temperature Switch: RH Side Of Engine, Above Exhaust Manifold
Auxiliary Heater Resistor: Rear, Blower Motor
Auxiliary Junction Block: LH Side Of Engine Compartment
Back-Up Lamp Switch (Auto. Trans.): Bottom Of Steering Column
Back-Up Lamp Switch (Man. Trans.): On LH Side Of Transmission
Brake Pressure Warning Switch: LH Of Master Cylinder
Brake Switch: On Top Of Brake Pedal Assembly
Clutch Start Switch: Below LH Side Of Instrument Panel, On Clutch Pedal Support
Clutch Switch (Man. Trans.): On Top Of Clutch Pedal Assembly
Cold Advance Control Solenoid: Front LH Side Of Engine
Cold Advance Glow Plug Inhibit Relay: LH inner Fender
Cold Advance/Fast Idle Temperature Controller Module: Under LH Side Of Instrument Panel
Coolant Temperature Sender: Front LH Side Of Engine
Coolant Temperature Sensor: Front Of Engine
Coolant Temperature Switch: Front Of Engine
Cruise Control Module: Behind Instrument Panel, On LH Side Of Steering Column


Cruise Control Servo: Front Of Engine


Cut-Out Switch (Except Suburban): Top LH Side Of Tailgate
Cut-Out Switch (Suburban): Top RH Side Of Tailgate
Digital Ratio Actuator Controller: Behind Instrument Panel, On LH Side Of Steering Column
Digital Ratio Adapter Controller: Under LH Side Of Instrument Panel
Diode: At A/C Compressor Wiring Connector
Door Lock Relay: Center Of Cowl
EGR Dump Valve: Top RH Side Of Engine


EGR Solenoid: RH Rear Side Of Engine


Electronic Control Module (ECM): Under Center Of Instrument Panel


Electronic Spark Control (ESC) Hybrid Function: RH Side Of Engine


Electronic Spark Timing (EST) Module: At Distributor
Electronic Vacuum Regulator Valve (EVRV) Solenoid: Bracket, Inboard Side Of RH Cylinder Head
Engine Speed Sensor: Rear RH Side Of Engine
EPR Valve Solenoid: Bracket LH Rear Of Engine
Evaporator Pressure Control Switch: Engine Compartment, RH Side Of Cowl
Fast Idle Solenoid: Front Top Of Engine
Fuel Pump Cycle Relay: Under Instrument Panel
Fuel Pump Relay: Engine Compartment, Cowl
Fuel Shut-Off Solenoid: Front LH Side Of Engine
Fuel Tank Selector Valve & Meter Switch: Frame Rail, Near RH Fuel Tank
Glow Plug Controller Module: Rear RH Side Of Engine
Hi Blower Relay: Engine Compartment RH Side Of Cowl
Idle Air Control Actuator: RH Side Of Engine, Near Throttle Body
Inline Diode: In 4WD Harness, Behind Instrument Panel Cluster
Junction Block: Engine Compartment, Center Of Cowl
Junction Block w/Auxiliary Battery: LH Inner Fender, Engine Compartment
Knock Sensor: Lower RH Side Of Engine
Low Coolant Module: Behind LH Side Of Instrument Panel


Manifold Absolute Pressure (MAP) Sensor: Top, RH Side Of Engine


Oxygen Sensor: LH Exhaust Manifold
Park Brake Warning Switch: Under LH Side Of Instrument Panel
Rear Wheel Anti-Lock Controller Module: Next To Master Cylinder
Resistor Block, Front: Engine Compartment On Evaporator
Resistor Block, Rear: On Evaporator & Blower Module


Sensor: Bracket Inboard Side Of RH Cylinder Head


Solenoid: Rear LH Of Trans.


Stoplamp Switch (4-Speed Auto. Trans.): On Top Of Brake Pedal
Switch: RH Rear Bottom Of Engine
Throttle Position Sensor: Center RH Side Of Throttle Body
Timer Relay: Under Fuse Panel
Transfer Case Switch: On Top Of Transfer Case
Transmission Kickdown Relay: Engine Compartment RH Side Of Cowl
Transmission Kickdown Solenoid: Left Rear Of Trans.
Vehicle Speed Sensor: Rear Of Trans.
Wiper Pulse Module: Under Steering Column